Loops

What do loops allow you to do in programming?

Execute the same code multiple times or repeat a routine until a stopping condition is met.

Why are loops useful?

They allow repetition without duplicating code.

What must loops define?

The actions to repeat and how they are repeated.

What is a stopping condition in a loop?

A condition that, once met, ends the loop.

What is a while loop used for?

To repeat an action while a condition is true.

How is a while loop similar to an if statement?

Both check if a condition is true, but a while loop repeats as long as the condition remains true.

When should you use a while loop?

When you don't know how many times a loop needs to run.

What is a for loop used for?

To repeat a set of instructions a known number of times.

What does a for loop communicate?

When to start, how many times to repeat, and what to do after each repetition.

When should you use a for loop?

When the number of repetitions is known ahead of time.

What is a for-each loop used for?

To perform an action on each item in a list.

Why use a for-each loop?

It simplifies code when working with collections of items like lists.