Karel Programming Quiz

Which of the following best describes the purpose of the condition in a while loop?

• To count the number of repetitions

• To determine when to start the loop

• To decide whether to continue repeating the loop

• To define what actions Karel should take

What potential problem might occur if the condition in a while loop is not carefully managed?

• The loop might run too slowly

• Karel might run out of energy

• The program might crash

• The loop might continue indefinitely (infinite loop)

In the following code, what will Karel do? while (frontIsClear()) { move(); }

• Move forward once

• Move forward twice

• Move forward until reaching a wall

• Stay in the same position

What is the correct syntax for a while loop in Karel?

• while {condition} (code)

• while (condition) {code}

• (condition) while {code}

• {code} while (condition)

In a Karel program to solve a maze, why might a while loop be more useful than a for loop?

• While loops are always faster in mazes

• The exact number of moves needed is unknown

• For loops can't be used with Karel

• Mazes always require exactly 100 moves