Questões de Concurso Comentadas para engenheiro de controle e automação

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Q262975 Engenharia de Automação
Com o objetivo de exercer o controle e a supervisão de plantas industriais, é frequente a utilização do sistema SCADA (supervisory control and data acquisition). O seu uso permite acesso a informações sobre o estado atual do sistema através de recursos que podem ser visíveis na tela dos computadores.

Outra característica importante no software, utilizada no sistema, é a
Alternativas
Q262951 Engenharia de Automação
Considere as afirmativas abaixo que se referem às dificuldades que o uso de ondas de rádio em alta frequência, como alternativa aos cabos coaxiais ou fibras óticas, apresentam no processo de transmissão de dados entre redes de computadores conectados aos sistemas de automação.

I – O uso de ondas de rádio em alta frequência depende de regulamentação junto aos órgãos públicos.

II – O uso de ondas de rádio em alta frequência gera problemas de autenticação junto aos usuários.

III – O uso de ondas de rádio em alta frequência está sujeito à ocorrência de interferência entre os componentes do sistema.

IV – O uso de ondas de rádio em alta frequência impossibilita a existência de unidades transceptoras móveis.

Está correto APENAS o que se afirma em

Alternativas
Q262941 Engenharia de Automação
A maioria das empresas procura, atualmente, otimizar a conectividade de suas redes através da automação baseada em soluções da tecnologia da informação. Já é comum a interligação de controladores e de outros dispositivos com tendência aos barramentos de campo, que serão gradualmente integrados a outros sistemas de automação.

Tendo em vista a necessidade crescente de segurança no sistema de automação, os usuários podem assumir alguns cuidados, como

Alternativas
Q262940 Engenharia de Automação
Atualmente, muitos sistemas têm sido desenvolvidos na parte física do processo de automação industrial, destacando-se a transmissão de informação para controle das operações. As redes fazem a comunicação entre diferentes setores com o objetivo de trocar informações.

As chamadas redes de chão de fábrica

Alternativas
Q262938 Mecânica
O planejamento de sistemas de automação para uma empresa envolve, comumente, a escolha de suportes de transmissão de dados entre as redes. Em muitas situações, a solução desse problema ocorre pela utilização de guias físicos que asseguram a manutenção de uma conexão direta e permanente, como a que se obtém com o aproveitamento da rede telefônica.

A utilização de tais guias físicos

Alternativas
Q262863 Português
                                                                Science fiction
O marciano encontrou-me na rua e teve medo de minha impossibilidade humana. Como pode existir, pensou consigo, um ser que no existir põe tamanha anulação de existência?
Afastou-se o marciano, e persegui-o. Precisava dele como de um testemunho. Mas, recusando o colóquio, desintegrou-se no ar constelado de problemas.
E fiquei só em mim, de mim ausente.
ANDRADE, Carlos Drummond de. Science fiction. Poesia e prosa. Rio de Janeiro: Nova Aguilar, 1988, p. 330-331. 
A palavra a, na língua portuguesa, pode ser grafada de três formas distintas entre si, sem que a pronúncia se altere: a, à, há. No entanto, significado e classe gramatical dessas palavras variam.

A frase abaixo deverá sofrer algumas alterações nas palavras em destaque para adequar-se à norma-padrão.

A muito tempo não vejo a parte da minha família a qual foi deixada de herança a fazenda a que todos devotavam grande afeto.

De acordo com a norma-padrão, a correção implicaria, respectivamente, esta sequência de palavras:
Alternativas
Q252461 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

According to the text, it is clear that the author
Alternativas
Q252460 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

The expression in boldface introduces the idea of consequence in the fragment:
Alternativas
Q252459 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

Based on the meanings in the text, it is clear that
Alternativas
Q252458 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

The modal auxiliary in boldface conveys the idea of obligation in the fragment:
Alternativas
Q252457 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

According to the text, employees have several safety responsibilities at work, EXCEPT
Alternativas
Q252456 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

The pronoun “those" in the sentence “Our hopes are that you won't find too many of those around here." (lines 32-33) refers to
Alternativas
Q252455 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

The expressions “Complying with" and “follow through" in the fragments “Complying with OSHA regulations isn't always easy," (lines 10-11) and “Then it's up to you to follow through the task and use the equipment as you were trained." (lines 23-24) may, respectively, be substituted, without change in meaning, by
Alternativas
Q252454 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

The fragment 'all of you have to come together on this issue, or we're in trouble.' (lines 18-19) is understood as a(n)
Alternativas
Q252453 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

'Until I'm blue in the face' in the fragment “I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face." (lines 1-3) is substituted, without change in meaning, by 'until I
Alternativas
Q252452 Inglês
                                   Safety Meeting Presentation

  Today's meeting is really about you. I can stand in front of you and talk about working safely and what procedures to follow until I'm blue in the face. But until you understand the need for working safely, until you are willing to be responsible for your safety, it doesn't mean a whole lot.
   Some of you may be familiar with OSHA - the Occupational Safety & Health Administration. The sole purpose of this agency is to keep American workers safe. Complying with OSHA regulations isn't always easy, but if we work together, we can do it. Yet, complying with regulations is not the real reason for working safely. Our real motive is simple. We care about each and every one of you and will do what is necessary to prevent you from being injured.
   However, keeping our workplace safe takes input from everyone. Management, supervisor, and all of you have to come together on this issue, or we're in trouble. For example, upper management has to approve the purchase of safe equipment. Supervisors, including myself, have to ensure that each of you knows how to use that equipment safely. Then it's up to you to follow through the task and use the equipment as you were trained. If any one part of this chain fails, accidents are going to happen and people are going to get hurt.

Responsibility Number One - Recognize Hazards
   At the core of your safety responsibilities lies the task of recognizing safety and health hazards. In order to do that, you must first understand what constitutes a hazard. Extreme hazards are often obvious. Our hopes are that you won't find too many of those around here.
   There are, however, more subtle hazards that won't jump up and bite you. As a result of your safety training and meetings like these, some things may come to mind. For example, a machine may not be easy to lock out. Common practice may be to use a tag. This is a potential hazard and should be discussed. Maybe something can be changed to make it easier to use a lock. Other subtle hazards include such things as frayed electrical cords, a loose machine guard, a cluttered aisle, or maybe something that just doesn't look right.

Responsibility Number Two - Report Hazards
    A big part of recognizing hazards is using your instincts. Nobody knows your job as well as you do, so we're counting on you to let us know about possible problems. Beyond recognizing hazards, you have to correct them or report them to someone who can. This too, is a judgement call. For example, if something spills in your work area you can probably clean it up yourself. However, if there is an unlabeled chemical container and you have no idea what it is, you should report it to your supervisor.

Additional Employee Responsibilities
   Good housekeeping is a major part of keeping your work area safe. For example, you should take a few minutes each day to ensure that aisles, hallways, and stairways in your work area are not obstructed. If boxes, equipment, or anything else is left to pile up, you have a tripping hazard on your hands. Those obstructions could keep you from exiting the building quickly and safely should you face an emergency situation.
   Also watch out for spills. These can lead to slips and falls. Flammable materials are another thing to be aware of. Make sure they are disposed of properly.
   Keep Thinking. Even if you're doing your job safely and you are avoiding hazards, there are often even better ways to work safely. If you have ideas for improving the safety of your job or that of co-workers, share them.

   Concluding Remarks
  While nothing we do can completely eliminate the threat of an incident, we can work together to improve our odds. As I said, this must be a real team effort and I'm counting on input from all of you. Let's keep communicating and continue to improve safety.

  Available at: <http://www.ncsu.edu/ehs/www99/right/training/meeting/emplores.html>.Retrieved on: April 1st, 2012. Adapted.

The main purpose of the text is to
Alternativas
Q252451 Português
                                                                Science fiction
O marciano encontrou-me na rua e teve medo de minha impossibilidade humana. Como pode existir, pensou consigo, um ser que no existir põe tamanha anulação de existência?
Afastou-se o marciano, e persegui-o. Precisava dele como de um testemunho. Mas, recusando o colóquio, desintegrou-se no ar constelado de problemas.
E fiquei só em mim, de mim ausente.
ANDRADE, Carlos Drummond de. Science fiction. Poesia e prosa. Rio de Janeiro: Nova Aguilar, 1988, p. 330-331. 
Ao escrever frases, que deveriam estar de acordo com a norma-padrão, um funcionário se equivocou constantemente na ortografia.
Ele só NÃO se enganou em:

Alternativas
Q252450 Português
                                                                Science fiction
O marciano encontrou-me na rua e teve medo de minha impossibilidade humana. Como pode existir, pensou consigo, um ser que no existir põe tamanha anulação de existência?
Afastou-se o marciano, e persegui-o. Precisava dele como de um testemunho. Mas, recusando o colóquio, desintegrou-se no ar constelado de problemas.
E fiquei só em mim, de mim ausente.
ANDRADE, Carlos Drummond de. Science fiction. Poesia e prosa. Rio de Janeiro: Nova Aguilar, 1988, p. 330-331. 
De acordo com a norma-padrão, há indeterminação do sujeito em:
Alternativas
Q252448 Português
                                                                Science fiction
O marciano encontrou-me na rua e teve medo de minha impossibilidade humana. Como pode existir, pensou consigo, um ser que no existir põe tamanha anulação de existência?
Afastou-se o marciano, e persegui-o. Precisava dele como de um testemunho. Mas, recusando o colóquio, desintegrou-se no ar constelado de problemas.
E fiquei só em mim, de mim ausente.
ANDRADE, Carlos Drummond de. Science fiction. Poesia e prosa. Rio de Janeiro: Nova Aguilar, 1988, p. 330-331. 
A frase Compramos apostilas que nos serão úteis nos estudos está reescrita de acordo com a norma-padrão em:
Alternativas
Q252447 Português
                                                                Science fiction
O marciano encontrou-me na rua e teve medo de minha impossibilidade humana. Como pode existir, pensou consigo, um ser que no existir põe tamanha anulação de existência?
Afastou-se o marciano, e persegui-o. Precisava dele como de um testemunho. Mas, recusando o colóquio, desintegrou-se no ar constelado de problemas.
E fiquei só em mim, de mim ausente.
ANDRADE, Carlos Drummond de. Science fiction. Poesia e prosa. Rio de Janeiro: Nova Aguilar, 1988, p. 330-331. 
Os alunos, em uma aula de Português, receberam como tarefa passar a frase abaixo para o plural e para o passado (pretérito perfeito e imperfeito), levando-se em conta a norma-padrão da língua.

                                                     Há opinião contrária à do diretor.  Acertaram a tarefa aqueles que escreveram:
Alternativas
Respostas
121: C
122: D
123: C
124: C
125: C
126: C
127: B
128: C
129: A
130: D
131: D
132: C
133: E
134: B
135: D
136: E
137: A
138: C
139: D
140: A