CodeHS Unit 1.1-8 Quiz Review 2

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();

• Street 2 and Avenue 6
• Street 2 and Avenue 4
• Street 3 and Avenue 3
• Street 1 and Avenue 3

If Karel is facing North and the code
turnLeft();
turnLeft();
turnLeft();
turnLeft();
turnLeft();

• West
• East
• North
• South

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

• A method that always makes Karel move in a square.
• The method that is called just before the program ends.
• The method that is called to start a Karel program.
• The method that is called in order to move Karel one space forward or backward.

Why can't we use
turnRight();
for Karel to turn right immediately?

• She does not know the command.
• It should be turnright();
• It should be TurnRight();

Which of the following can be used to comment in the code?

• /
• //
• ///
• ////

What command will place a ball down in a spot?

• placeBall();
• Putball();
• putball():
• putBall();

What is a street in a Karel world??

• A row.
• A column.
• A single point.
• Karel's position.

If Karel starts at Street 1 and Avenue 3 facing East, what street (row) and avenue (column) will Karel be on after this code runs?

move(); 
move(); 
move(); 
turnLeft(); 
move();

• Street 1 and Avenue 3
• Street 4 and Avenue 4
• Street 2 and Avenue 6
• Street 6 and Avenue 2

If Karel is facing North and the code

turnLeft(); 
turnLeft();
turnLeft();

runs; which direction is Karel facing now?

• North
• East
• South
• West

How many times should Karel turn left in order to turn right?

• 1

• 2

• 3

• 4

Answer explanation

Great!