[Solved] Which situation best shows why a while loop is needed instead of a for loop? — Ans: When you want to repeat until a condition changes | Python

Python - While Loop

Which situation best shows why a while loop is needed instead of a for loop?

AWhen you want to repeat until a condition changes

BWhen you know exactly how many times to repeat

CWhen you want to loop through a list

DWhen you want to define a variable

Step-by-Step Solution

Solution:

Step 1: Compare for and while loops
for loops repeat a set number of times; while loops repeat until a condition changes.
Step 2: Identify the situation needing while
If the number of repeats is unknown and depends on a condition, while is needed.
Final Answer:
When you want to repeat until a condition changes -> Option A
Quick Check:
Why while loop is needed = Repeat until condition changes [OK]

Quick Trick: Use while when repeat count is unknown [OK]

Common Mistakes:

MISTAKES

Master "While Loop" in Python

9 interactive learning modes - each teaches the same concept differently

More Python Quizzes

Which situation best shows why a while loop is needed instead of a for loop?