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No contexto de redes WAN, o uso de enlaces dedicados ponto a ponto oferece maior confiabilidade e menor latência, sendo indicado para as aplicações críticas que exigem comunicação constante entre dois locais.
Com relação ao VMware vSphere, ao Docker e à plataforma AWS, julgue o item seguinte.
A Amazon EC2 (Elastic Compute Cloud) permite a criação e a execução de instâncias virtuais, podendo ser escalada automaticamente conforme a demanda.
Com relação ao VMware vSphere, ao Docker e à plataforma AWS, julgue o item seguinte.
O serviço AWS S3 (Simple Storage Service) é um sistema de armazenamento em bloco, projetado especificamente para funcionar como unidade de disco de instâncias EC2.
Com relação ao VMware vSphere, ao Docker e à plataforma AWS, julgue o item seguinte.
O Docker Compose é uma ferramenta utilizada para orquestrar múltiplos containers com base em um arquivo YAML, facilitando a definição e a execução de ambientes complexos
Com relação ao VMware vSphere, ao Docker e à plataforma AWS, julgue o item seguinte.
O recurso DRS (Distributed Resource Scheduler) do VMware vSphere realiza a migração automática de máquinas virtuais entre hosts de um cluster com base em políticas de balanceamento de carga, considerando métricas como uso de CPU e memória em tempo real.
Com relação ao VMware vSphere, ao Docker e à plataforma AWS, julgue o item seguinte.
O recurso VMware FT (Fault Tolerance) substitui totalmente o uso do VMware HA, permitindo recuperação automática de VMs após falha do host por meio de snapshots periódicos replicados em hosts secundários.
Em relação ao sistema operacional Linux, ao shell script e aos sistemas de arquivos, julgue o item a seguir.
O sistema de arquivos XFS, frequentemente utilizado em distribuições Red Hat, é adequado para manipular grandes volumes de dados e suporta journaling.
Em relação ao sistema operacional Linux, ao shell script e aos sistemas de arquivos, julgue o item a seguir.
Prefere‑se o sistema de arquivos ext2 em ambientes que exigem alto desempenho e segurança, pois oferece suporte nativo a journaling, a criptografia e a gerenciamento de metadados avançado.
Em relação ao sistema operacional Linux, ao shell script e aos sistemas de arquivos, julgue o item a seguir.
No shell script, o uso do comando #!/bin/bash no início do arquivo define o interpretador que será utilizado para executar o script.
Em relação ao sistema operacional Linux, ao shell script e aos sistemas de arquivos, julgue o item a seguir.
No CentOS e no Red Hat Enterprise Linux, o gerenciador de pacotes padrão com base em arquivos .rpm é o apt, que também é utilizado por distribuições com base no Debian.
Em relação ao sistema operacional Linux, ao shell script e aos sistemas de arquivos, julgue o item a seguir.
Durante a instalação do Ubuntu Server, é possível configurar partições com o sistema de arquivos ext4, que oferece journaling, maior confiabilidade e bom desempenho em servidores.
Quanto à gestão de contratos de TI, aos crimes cibernéticos e à ética profissional em TI, julgue o item seguinte.
No contexto de contratos de outsourcing de TI, é responsabilidade exclusiva do fornecedor definir os indicadores e as metas de desempenho do serviço contratado.
Acerca da UML (Unified Modeling Language), do gerenciamento de projetos com PMBOK 7ª edição e do acordo de nível de serviço (SLA), julgue o item a seguir.
SLAs são documentos internos utilizados exclusivamente pelas equipes técnicas e, por isso, não devem ser compartilhados com clientes ou usuários finais.
Em relação ao sistema operacional Linux, à computação em nuvem e à VPN (Virtual Private Network), julgue o item seguinte.
No Linux, o arquivo /etc/fstab é utilizado para armazenar informações sobre sistemas de arquivos montados temporariamente durante a sessão atual do usuário.
No que concerne ao processo administrativo, julgue o item a seguir.
Quanto ao processo administrativo, no requerimento inicial do interessado, é admissível à Administração Pública recusar, sem justificativa, o recebimento de documentos.
No que concerne ao processo administrativo, julgue o item a seguir.
Nos processos administrativos, deve‑se observar o critério de atuação segundo padrões éticos de probidade, decoro e boa‑fé.
Acerca da improbidade administrativa, julgue o item a seguir.
De acordo com a Lei de Improbidade Administrativa, na hipótese de litisconsórcio passivo, a condenação ocorrerá no limite da participação e dos benefícios diretos, sendo vedada qualquer solidariedade.
In today’s IT‑enabled world, a good systems engineer, or administrator for that matter, is one of the lynchpins of any enterprise because they ensure technology works as it is intended. They ensure all systems in an organization work well together. They are responsible for streamlining those systems, but also developing and implementing new technology. They are also the ones that are called upon when there are problems.
An IT systems engineer develops, tests, implements, and evaluates software, servers, network computers, workstations, and more. They develop and implement new software, improve existing processes, upgrade hardware, and do whatever else is necessary to ensure that the organization is streamlined and functional that can meet the business needs. Systems engineers are generally very knowledgeable in mathematical analysis, computer science, and engineering.
Systems engineers understand technology beyond merely engineering it. They understand the role it plays in the larger picture of the organization’s and the individual’s ultimate objectives. In terms of the actual job description, some of the responsibilities of a systems engineer may include, but not be limited to:
• Installing and configuring hardware and software
• Managing servers
• Setting up workstations and accounts
• Maintaining and operating systems
• Troubleshooting
• Ensuring security
• Upgrading systems
• Training staff and customers on new technology
Different companies will have differing requirements in terms of their systems, which means that a systems engineer’s day‑to‑day duties might differ significantly from one organization to another. For example, a manufacturing firm might require unique inventory tracking systems. On the other hand, a cybersecurity firm might require their systems engineer to consult with clients on hardware necessary to support the security system being developed. Therefore, a systems engineer might also consult with clients on what the right software and/ or hardware they need to make certain that their IT system meets their requirements. They might also have direct involvement in the purchasing, installation, testing, and implementation of a project.
Systems Engineers will also evaluate the existing infrastructure to determine how effective it is and advise on how scalable said infrastructure is. Of course, they will also be responsible for resolving any problems that occur when the system is being used. As the Internet now plays a massive role in most companies’ operations, a systems engineer will also review and recommend security measures that will allow the enterprise to operate online safely.
In other words, without a good IT systems engineer, an organization is likely to crumble like a tower of cards when one removes the vital foundation.
Internet: <medium.com> (adapted).
According to the text, judge the following item.
According to the text, the work of a systems engineer must be as equal as possible, without distinction among companies.
In today’s IT‑enabled world, a good systems engineer, or administrator for that matter, is one of the lynchpins of any enterprise because they ensure technology works as it is intended. They ensure all systems in an organization work well together. They are responsible for streamlining those systems, but also developing and implementing new technology. They are also the ones that are called upon when there are problems.
An IT systems engineer develops, tests, implements, and evaluates software, servers, network computers, workstations, and more. They develop and implement new software, improve existing processes, upgrade hardware, and do whatever else is necessary to ensure that the organization is streamlined and functional that can meet the business needs. Systems engineers are generally very knowledgeable in mathematical analysis, computer science, and engineering.
Systems engineers understand technology beyond merely engineering it. They understand the role it plays in the larger picture of the organization’s and the individual’s ultimate objectives. In terms of the actual job description, some of the responsibilities of a systems engineer may include, but not be limited to:
• Installing and configuring hardware and software
• Managing servers
• Setting up workstations and accounts
• Maintaining and operating systems
• Troubleshooting
• Ensuring security
• Upgrading systems
• Training staff and customers on new technology
Different companies will have differing requirements in terms of their systems, which means that a systems engineer’s day‑to‑day duties might differ significantly from one organization to another. For example, a manufacturing firm might require unique inventory tracking systems. On the other hand, a cybersecurity firm might require their systems engineer to consult with clients on hardware necessary to support the security system being developed. Therefore, a systems engineer might also consult with clients on what the right software and/ or hardware they need to make certain that their IT system meets their requirements. They might also have direct involvement in the purchasing, installation, testing, and implementation of a project.
Systems Engineers will also evaluate the existing infrastructure to determine how effective it is and advise on how scalable said infrastructure is. Of course, they will also be responsible for resolving any problems that occur when the system is being used. As the Internet now plays a massive role in most companies’ operations, a systems engineer will also review and recommend security measures that will allow the enterprise to operate online safely.
In other words, without a good IT systems engineer, an organization is likely to crumble like a tower of cards when one removes the vital foundation.
Internet: <medium.com> (adapted).
According to the text, judge the following item.
In the third paragraph, the adverb “therefore” can be replaced by thereby.
Acerca do VDI (Virtual Desktop Infrastructure), do troubleshooting em ambientes virtuais e do gerenciamento de identidades em nuvem, julgue o item seguinte.
No gerenciamento de identidades em nuvem, o uso de diretórios híbridos (como Azure AD Connect) permite a sincronização de credenciais entre ambientes locais e serviços na nuvem, facilitando o SSO (Single Sign‑On).
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