Questões de Concurso Público MEC 2011 para Analista de Sistemas
Foram encontradas 7 questões
Q268142
Programação
Texto associado
class Bicycle {
int cadence = 0;
int speed = 0;
int gear = 1;
void changeCadence(int newValue) {
cadence = newValue;
}
void changeGear(int newValue) {
gear = newValue;
}
void speedUp(int increment) {
speed = speed + increment;
}
void applyBrakes(int decrement) {
speed = speed - decrement;
}
void printStates() {
System.out.println(“cadence:“+cadence+”speed:
“+speed+”gear:“+gear);
}
}
class BicycleDemo {
public static void main(String[] args) {
Bicycle bike1 = new Bicycle();
Bicycle bike2 = new Bicycle();
bike1.changeCadence(50);
bike1.speedUp(10);
bike1.changeGear(2);
bike1.printStates();
bike2.changeCadence(50);
bike2.speedUp(10);
bike2.changeGear(2);
bike2.changeCadence(40);
bike2.speedUp(10);
bike2.changeGear(3);
bike2.printStates();v }
}
int cadence = 0;
int speed = 0;
int gear = 1;
void changeCadence(int newValue) {
cadence = newValue;
}
void changeGear(int newValue) {
gear = newValue;
}
void speedUp(int increment) {
speed = speed + increment;
}
void applyBrakes(int decrement) {
speed = speed - decrement;
}
void printStates() {
System.out.println(“cadence:“+cadence+”speed:
“+speed+”gear:“+gear);
}
}
class BicycleDemo {
public static void main(String[] args) {
Bicycle bike1 = new Bicycle();
Bicycle bike2 = new Bicycle();
bike1.changeCadence(50);
bike1.speedUp(10);
bike1.changeGear(2);
bike1.printStates();
bike2.changeCadence(50);
bike2.speedUp(10);
bike2.changeGear(2);
bike2.changeCadence(40);
bike2.speedUp(10);
bike2.changeGear(3);
bike2.printStates();v }
}
Considerando o trecho de programa Java mostrado acima, julgue o item seguinte.
Ao final da execução desse trecho de programa, serão impressos os seguintes valores para bike2.
cadence:50 speed:20 gear:3
Ao final da execução desse trecho de programa, serão impressos os seguintes valores para bike2.
cadence:50 speed:20 gear:3
Q268143
Programação
Texto associado
class Bicycle {
int cadence = 0;
int speed = 0;
int gear = 1;
void changeCadence(int newValue) {
cadence = newValue;
}
void changeGear(int newValue) {
gear = newValue;
}
void speedUp(int increment) {
speed = speed + increment;
}
void applyBrakes(int decrement) {
speed = speed - decrement;
}
void printStates() {
System.out.println(“cadence:“+cadence+”speed:
“+speed+”gear:“+gear);
}
}
class BicycleDemo {
public static void main(String[] args) {
Bicycle bike1 = new Bicycle();
Bicycle bike2 = new Bicycle();
bike1.changeCadence(50);
bike1.speedUp(10);
bike1.changeGear(2);
bike1.printStates();
bike2.changeCadence(50);
bike2.speedUp(10);
bike2.changeGear(2);
bike2.changeCadence(40);
bike2.speedUp(10);
bike2.changeGear(3);
bike2.printStates();v }
}
int cadence = 0;
int speed = 0;
int gear = 1;
void changeCadence(int newValue) {
cadence = newValue;
}
void changeGear(int newValue) {
gear = newValue;
}
void speedUp(int increment) {
speed = speed + increment;
}
void applyBrakes(int decrement) {
speed = speed - decrement;
}
void printStates() {
System.out.println(“cadence:“+cadence+”speed:
“+speed+”gear:“+gear);
}
}
class BicycleDemo {
public static void main(String[] args) {
Bicycle bike1 = new Bicycle();
Bicycle bike2 = new Bicycle();
bike1.changeCadence(50);
bike1.speedUp(10);
bike1.changeGear(2);
bike1.printStates();
bike2.changeCadence(50);
bike2.speedUp(10);
bike2.changeGear(2);
bike2.changeCadence(40);
bike2.speedUp(10);
bike2.changeGear(3);
bike2.printStates();v }
}
Considerando o trecho de programa Java mostrado acima, julgue o item seguinte.
De acordo com o trecho de programa em questão, o mecanismo de herança foi bloqueado pela redefinição de atributos na subclasse criada.
De acordo com o trecho de programa em questão, o mecanismo de herança foi bloqueado pela redefinição de atributos na subclasse criada.
Q268144
Programação
Texto associado
class Bicycle {
int cadence = 0;
int speed = 0;
int gear = 1;
void changeCadence(int newValue) {
cadence = newValue;
}
void changeGear(int newValue) {
gear = newValue;
}
void speedUp(int increment) {
speed = speed + increment;
}
void applyBrakes(int decrement) {
speed = speed - decrement;
}
void printStates() {
System.out.println(“cadence:“+cadence+”speed:
“+speed+”gear:“+gear);
}
}
class BicycleDemo {
public static void main(String[] args) {
Bicycle bike1 = new Bicycle();
Bicycle bike2 = new Bicycle();
bike1.changeCadence(50);
bike1.speedUp(10);
bike1.changeGear(2);
bike1.printStates();
bike2.changeCadence(50);
bike2.speedUp(10);
bike2.changeGear(2);
bike2.changeCadence(40);
bike2.speedUp(10);
bike2.changeGear(3);
bike2.printStates();v }
}
int cadence = 0;
int speed = 0;
int gear = 1;
void changeCadence(int newValue) {
cadence = newValue;
}
void changeGear(int newValue) {
gear = newValue;
}
void speedUp(int increment) {
speed = speed + increment;
}
void applyBrakes(int decrement) {
speed = speed - decrement;
}
void printStates() {
System.out.println(“cadence:“+cadence+”speed:
“+speed+”gear:“+gear);
}
}
class BicycleDemo {
public static void main(String[] args) {
Bicycle bike1 = new Bicycle();
Bicycle bike2 = new Bicycle();
bike1.changeCadence(50);
bike1.speedUp(10);
bike1.changeGear(2);
bike1.printStates();
bike2.changeCadence(50);
bike2.speedUp(10);
bike2.changeGear(2);
bike2.changeCadence(40);
bike2.speedUp(10);
bike2.changeGear(3);
bike2.printStates();v }
}
Considerando o trecho de programa Java mostrado acima, julgue os itens seguintes.
O trecho de programa em apreço define instâncias da classe Bicycle.
O trecho de programa em apreço define instâncias da classe Bicycle.
Q268145
Programação
Texto associado
class Bicycle {
int cadence = 0;
int speed = 0;
int gear = 1;
void changeCadence(int newValue) {
cadence = newValue;
}
void changeGear(int newValue) {
gear = newValue;
}
void speedUp(int increment) {
speed = speed + increment;
}
void applyBrakes(int decrement) {
speed = speed - decrement;
}
void printStates() {
System.out.println(“cadence:“+cadence+”speed:
“+speed+”gear:“+gear);
}
}
class BicycleDemo {
public static void main(String[] args) {
Bicycle bike1 = new Bicycle();
Bicycle bike2 = new Bicycle();
bike1.changeCadence(50);
bike1.speedUp(10);
bike1.changeGear(2);
bike1.printStates();
bike2.changeCadence(50);
bike2.speedUp(10);
bike2.changeGear(2);
bike2.changeCadence(40);
bike2.speedUp(10);
bike2.changeGear(3);
bike2.printStates();v }
}
int cadence = 0;
int speed = 0;
int gear = 1;
void changeCadence(int newValue) {
cadence = newValue;
}
void changeGear(int newValue) {
gear = newValue;
}
void speedUp(int increment) {
speed = speed + increment;
}
void applyBrakes(int decrement) {
speed = speed - decrement;
}
void printStates() {
System.out.println(“cadence:“+cadence+”speed:
“+speed+”gear:“+gear);
}
}
class BicycleDemo {
public static void main(String[] args) {
Bicycle bike1 = new Bicycle();
Bicycle bike2 = new Bicycle();
bike1.changeCadence(50);
bike1.speedUp(10);
bike1.changeGear(2);
bike1.printStates();
bike2.changeCadence(50);
bike2.speedUp(10);
bike2.changeGear(2);
bike2.changeCadence(40);
bike2.speedUp(10);
bike2.changeGear(3);
bike2.printStates();v }
}
Considerando o trecho de programa Java mostrado acima, julgue o item seguinte.
Ao final da execução desse trecho de programa, serão impressos os seguintes valores para bike1.
cadence:50 speed:10 gear:2
Ao final da execução desse trecho de programa, serão impressos os seguintes valores para bike1.
cadence:50 speed:10 gear:2
Q268146
Programação
Texto associado
}
}
elseif ($react =="add_user") {
if (($user) and ($pass)) {
$query = “INSERT into login VALUES (“;
$query .= "0, SYSDATE( ),'$username','$password' )";
mysql_query($query, $mysql_link);
} else {
print(“<strong>either your user or password field
was left blank</strong><p>") ;
}
} else {
print("<center>Administration Area - Choose your
option</center>");
}
</script>
<script language=“php">
if($react == “delete_user") {
if($user) {
$query = “DELETE from login WHERE user='$user'";
$result = mysql_query($query, $mysql_link);
if(mysql_num_rows($result)) {
print(“<strong>$user</strong> successfully
deleted<p>");
}
} else {
print(“<strong>no users are available to delete
.</strong><p>");
}
}
elseif ($react =="add_user") {
if (($user) and ($pass)) {
$query = “INSERT into login VALUES (“;
$query .= "0, SYSDATE( ),'$username','$password' )";
mysql_query($query, $mysql_link);
} else {
print(“<strong>either your user or password field
was left blank</strong><p>") ;
}
} else {
print("<center>Administration Area - Choose your
option</center>");
}
</script>
Considerando o trecho de programa PHP apresentado acima, julgue o item subsequente.
Não há crítica aos dados providos pelo usuário.
Não há crítica aos dados providos pelo usuário.