Computational Thinking Fall Final

Front

Which of these vocabulary words is "an action that causes something to happen"? Options: Initializing, Event, XY Coordinate Grid, Parallelism

Back

Event

Front

Which of these Scratch commands could be used to move a sprite to the center of the stage? Command 1, Command 2, Command 3, None of the above

Back

Command 3

Front

Which of these Scratch commands would glide a sprite to the location (X = 200, Y = 0), in 3 seconds? Options: Command 1, Command 2, Command 3, None of the above

Back

Command 2

Front

In the sequence of blocks below, what will happen when the space key is pressed? Options: The sprite will say Hello for 2 seconds, then glide for 1 second to the location (-50, 0). The sprite will glide for 1 second to the location (-50, 0), then say Hello for 2 seconds. The sprite will glide for 1 second to the location (0, -50), then say Hello for 2 seconds. The sprite will say Hello for 2 seconds, then glide for 1 second to the location (0, -50).

Back

The sprite will glide for 1 second to the location (-50, 0), then say Hello for 2 seconds.

Front

Which of these blocks is often used to initialize, or reset, a value in a Scratch program? Options: when green flag clicked, go to x: ___ y: ___, glide ___ secs to x: ___ y: ___, repeat until

Back

when green flag clicked

Front

True or false: Working with a diverse group of people is very important in computer science.

Back

True

Front

What is the primary purpose of the 'forever' block in Scratch?

Back

To repeat a set of instructions indefinitely

Front

Which block would you use to detect if a sprite is touching the edge of the stage in Scratch? Options: wait until, if on edge, bounce, touching edge?, go to x: ___ y: ___

Back

touching edge?

Front

True or false: In Scratch, the 'broadcast' block is used to send a message to all sprites.

Back

True