Table of Contents

    While Loop in Programming Language

    Rumman Ansari October 24, 2024 433 views

    The while loop continues to execute as long as a specified condition evaluates to true. It is useful when the number of iterations is not known in advance.

    Flowchart

    While Loop in Programming Language
    Figure: While Loop in Programming Language

    Which loop to use? While or for

    Which loop to use in Programming Language
    Figure: Which loop to use in Programming Language

    MCQ Section

    MCQ 1
    What is the correct syntax for a while loop in Python?
    MCQ 2
    How many times will the following while loop execute? 
    
i = 0
while i < 5:
    print(i)
    i += 1
    MCQ 3
    What happens if the condition in a while loop is never false?
    MCQ 4
    What is the difference between a while loop and a do-while loop in C++?
    MCQ 5
    Which of the following statements will exit a while loop in Java?
    MCQ 6
    In which scenario would you use a while loop instead of a for loop?
    MCQ 7
    Which of the following languages does not support a do-while loop?
    MCQ 8
    How can you avoid an infinite loop in a while loop?
    MCQ 9
    What is the main advantage of using a while loop?
    MCQ 10
    What happens if you forget to include a condition that changes in a while loop?