Do-While Loop in Iterative Control Structures
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Questions and Answers

In a do-while loop, when is the test for continuation carried out?

  • At the beginning of each pass through the loop
  • At the beginning and end of each pass through the loop
  • Only when the loop is exited
  • At the end of each pass through the loop (correct)
  • What is the main difference between a while loop and a do-while loop?

  • The while loop may never execute, but the do-while loop always does (correct)
  • The while loop executes zero or more times, but the do-while loop executes one or more times
  • The while loop always executes once, but the do-while loop may never execute
  • There is no difference between a while loop and a do-while loop
  • What happens after evaluating the control condition in a do-while loop?

  • Terminate the entire program
  • Go back to step 1 and re-evaluate the control condition (correct)
  • Evaluate the control condition again immediately
  • Exit the loop and execute the next statement after the loop
  • What is guaranteed about the execution of code in a do-while loop?

    <p>It will always be executed at least once</p> Signup and view all the answers

    In general form, how is a do-while loop represented in code?

    <p>{ statements; }while (expression);</p> Signup and view all the answers

    What happens when the control condition is false in a do-while loop?

    <p>The loop terminates and executes the next statement after the loop</p> Signup and view all the answers

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