Programming with Karel Flashcard

Front

Which of the following commands is a valid Karel command? Options: move, move;, move();, move()

Back

move();

Front

Why is the following command an invalid Karel command? turnleft();

Back

The l should be a capital L

Front

What is the correct way to define a turnRight function in Karel?

Back

function turnRight() { turnLeft(); turnLeft(); turnLeft(); }

Front

Why do we use functions in Karel programs?

Back

All of the above

Front

If Karel starts at Row 1 and Column 1, facing East, where will Karel be, and what direction will Karel be facing after running the following code? (Assume the world is 10x10 in size) move(); turnLeft(); putBall(); turnLeft(); turnLeft(); turnLeft(); move(); turnLeft();

Back

Row 1, Column 3, Facing North

Front

Karel starts at Row 1, Column 1, facing East. After calling the stairStep function twice, where will Karel be and what direction will Karel be facing?

Back

Row 3, Column 3, Facing East

Front

In this code, how many times is the dance function called and how many times is it defined? function main() { move(); dance(); move(); move(); turnLeft(); dance(); dance(); } function dance() { turnLeft(); move(); turnLeft(); turnLeft(); move(); turnLeft(); } main();

Back

Called 3 times, defined 1 time

Front

What’s wrong with this code? function main() { move(); go(); go(); } function go() { move(); move(); } function go() { move(); move(); } main();

Back

The go function has been defined twice

Front

How many total times will Karel move in this program? function main() { move(); for (let i = 0; i < 5; i++) { move(); putBall(); } } main();

Back

6

Front

What does the mystery function do? function mystery() { while (noBallsPresent()) { move(); } }

Back

Karel moves until it is on a ball