Karel Commands Quiz

What does the move(); command do?

• Moves Karel one space forward.

• Turns Karel to the left.

• Places a ball at Karel's position.

• Checks if there are balls present.

Which command makes Karel turn left?

• turnRight();

• move();

• turnLeft();

• turnAround();

What is the purpose of the putBall(); command?

• To move Karel forward.

• To make Karel turn around.

• To place a ball at Karel's current position.

• To check if Karel is facing a wall.

What command does Karel use to pick up a ball?

• move();

• takeBall();

• putBall();

• turnLeft();

How does Karel know if there is a ball at its current position?

• ballsPresent();

• frontIsClear();

• noBallsPresent();

• turnRight();

What is a function in programming?

• A command that makes Karel turn left.

• A reusable block of code that performs a specific task.

• A loop that repeats a set of instructions.

• A type of variable that stores data.

How do you define a function in Karel?

• move();

• function functionName(); { ... }

• repeat function();

• define function { ... }

Why is it important to use functions in programming?

• They slow down the execution of the program.

• They help organize code and make it reusable.

• They make the program run multiple times.

• They prevent Karel from making mistakes.

Which example is a conditional statement in Karel?

• move();

• if (frontIsClear()) { move(); }

• turnLeft();

• putBall()

What is the difference between if and while?

• if runs the code once, while while repeats it as long as the condition is true.

• if repeats the code, while while runs it once.

• Both run the code only once.

• if runs if the condition is false, while runs if the condition is true.