Practice The WHILE Loop - 21.3 | 21. IF, FOR, WHILE | CBSE Class 9 AI (Artificial Intelligence)
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21.3 - The WHILE Loop

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Write a simple WHILE loop that counts down from 5 to 1.

💡 Hint: Use 'i -= 1' to decrement i each iteration.

Question 2

Easy

What happens if you leave the condition always true in a WHILE loop?

💡 Hint: Think about what needs to change to prevent it from running forever.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does a WHILE loop do?

  • It repeats an action a fixed number of times
  • It repeats an action as long as a condition is true
  • It executes code once only

💡 Hint: Think about what defines 'repeating' in programming.

Question 2

True or False: A WHILE loop can run indefinitely.

  • True
  • False

💡 Hint: Consider what would make a loop stop executing.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Create a WHILE loop that continuously asks the user for their age until a valid age (between 0 and 120) is entered. Display a message about aging based on the input.

💡 Hint: Think about how to validate the input and break the loop upon success.

Question 2

Imagine a game where you are guessing a number. Create a WHILE loop that keeps asking the user to guess a number between 1 to 100 until they guess correctly. Provide hints if they guess too high or too low.

💡 Hint: Consider how you'll guide the user based on their guesses.

Challenge and get performance evaluation