Question Type: Robot

The following question uses a robot in a grid of squares. The robot is represented as a triangle, which is initially in the bottom left square of the grid and facing right.

Which of the following shows the location of the robot after running the code segment?

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The code segment below is intended to move a robot in a grid to a gray square. The program segment uses the procedure GoalReached, which evaluates to true if the robot is in the gray square and evaluates to false otherwise. The robot in each grid is represented as a triangle and is initially facing left. The robot can move into a white or gray square but cannot move into a black region.

For which of the following grids does the code segment NOT correctly move the robot to the gray square?

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The figure below shows a robot in a grid of squares. The robot is represented as a triangle, which is initially facing upward. The robot can move into a white or gray square but cannot move into a black region.

Which of the following code segments will move the robot to the gray square?

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The following grid contains a robot represented as a triangle. The robot is initially facing right.

Which of the following code segments can be used to move the robot to the gray square along the path indicated by the arrows?

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