AP Computer Science Java Review 2025 Questions and Answers

AP Computer Science Java Review
2025 Questions and Answers


What are the four valid commands Karel knows? - ANSWER✔✔--move();


-turnLeft();


-putBall();


-takeBall();


Which of these is a valid Java Karel command?




A.) move();




B.) move;




C.) move()

,D.) move(5) - ANSWER✔✔-A.) move();


What are rows known as in Karel's world? - ANSWER✔✔-Streets


What are the columns known as in Karel's world - ANSWER✔✔-Avenues


If Karel starts at Street 1 and Avenue 3 facing East, what row and column will Karel be

on after this code runs?




move();


move();


move();


turnLeft();


move(); - ANSWER✔✔-Street 2 and Avenue 6


How do you write a Java Class? - ANSWER✔✔-public class SquareKarel extends Karel


{




}


What is the Run Method? - ANSWER✔✔-The place where our program starts running

, public void run()


{




}


How do you write a Java Class with Run Method? - ANSWER✔✔-public class

SquareKarel extends Karel


{


public void run ()


{


// our code goes here


}


}


What is the run method in a Java program with Karel?




A.) A method that always makes Karel move in a square.