Java Conditional Statements Quiz

What is the purpose of conditional statements in Java?

• To declare variables

• To execute a block of code only if a certain condition is true

• To perform mathematical calculations

• To define classes and objects

Which of the following is a logical operator in Java?

• ++ (Increment)

• && (AND operator)

• :: (Method reference)

• $ (Dollar sign)

Which loop is guaranteed to execute at least once in Java?

• for loop

• while loop

• do-while loop

• if-else loop

What is the purpose of the break statement in Java?

• To exit from the loop or switch statement

• To skip the current iteration of a loop and continue with the next iteration

• To define a label in a loop

Which of the following is the correct syntax for the switch statement in Java?

•    A) switch (condition) { case 1: // code }

•       B) switch { case 1: // code }

•       C) switch (condition) { case 1 -> // code }

•    D) switch (condition) { case 1: // code; break; }

What will be the output of the following code snippet?

int x =: 10;

int y = 20;

if (x > y || x<5) {

System.out.println("Condition is true");

} else {

System.out.println("Condition is false");

}

• Condition is true

•    B) Condition is false

•    C) Compilation error

•    D) Runtime error

What is the purpose of the continue statement in Java?

• To exit the loop

• To skip the rest of the code in the loop and move to the next iteration

• To print a message to the console

• To check a condition in the loop

Which of the following is the correct syntax for the else-if statement in Java?

•    A) else-if { // code }

•    B) elseif (condition) { // code }

•    C) else if (condition) { // code }

•    D) elseif (condition) -> // code

What will be the output of the following code snippet?

int x = 5;

if (x > 0 && x < 10) {

    System.out.println("Number is between 0 and 10");

} else {

    System.out.println("Number is not between 0 and 10");

}

•    A) Number is between 0 and 10

•    B) Number is not between 0 and 10

•    C) Compilation error

•    D) Runtime error

 What will be the output of the following code snippet?

int i = 0;

while (i < 5) {

    System.out.print(i + " ");

    i += 2;

}

•    A) 0 1 2 3 4

•    B) 0 2 4

•    C) 2 4 6 8 10

•    D) Infinite loop