Understanding While Loops in Python

What is the main purpose of a while loop?

• To execute code while a condition remains true

• To execute code based on user input

• To execute code only once

• To execute code a fixed number of times

What will happen if the condition in a while loop never becomes false?

• The loop will run indefinitely

• The loop will execute twice

• The loop will execute once

• The loop will not execute at all

How can you prevent an infinite loop when using a while loop?

• By using a continue statement

• By using an if statement

• By using a break statement

• By ensuring the condition will eventually become false

What is the correct way to prompt a user to enter their name until they provide a non-empty input?

• while name != '':

• while name == '':

• if name == '':

• if name != '':

Which logical operator can be used to combine multiple conditions in a while loop?

• OR

• NOT

• AND

• ALL

What will the following code do? while age < 0: print('Age can't be negative')

• It will print the message once

• It will print the message if age is positive

• It will print the message if age is zero

• It will print the message if age is negative

How can you exit a while loop when a user types 'Q'?

• if food != 'Q':

• if food == 'Q':

• while food != 'Q':

• while food == 'Q':

What will the following code do? while num < 1 or num > 10: print(f'{num} is not valid')

• It will print the message if num is between 1 and 10

• It will print the message if num is less than 1 or greater than 10

• It will print the message if num is exactly 1 or 10

• It will not print the message at all

What is the purpose of using an F string in Python?

• To handle exceptions

• To create loops

• To format strings

• To define functions

Which of the following is a benefit of using a while loop?

• It can execute code a fixed number of times

• It can handle exceptions

• It can verify user input until it is valid

• It can define functions