Java While Loop

Front

What is a Java while loop?

Back

A control flow statement used to execute a block of statements repeatedly until a given condition evaluates to false.

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What happens when the condition of a while loop becomes false?

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The line immediately after the loop in the program is executed.

Front

What is the syntax of a while loop in Java?

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Front

What is the purpose of the test expression in a while loop?

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It is evaluated before each iteration; if true, the loop executes; otherwise, the loop exits.

Front

What does the update expression do in a while loop?

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It increments or decrements the loop variable by some value after executing the loop body.

Front

What is the output of the following code when c is initialized to 1?

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Front

What will happen if curly braces are not provided after the while condition?

Back

The while statement will consider the immediate one statement to be inside its block.

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What is the execution flow of a while loop?

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Front

How can you exit a while loop prematurely?

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You can use the 'break' statement to exit a while loop before the condition evaluates to false.

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What is the difference between a while loop and a do-while loop?

Back

A while loop checks the condition before executing the loop body, while a do-while loop executes the body at least once before checking the condition.