Exploring Computer Science Midterm (2023)

1. This computer activity manages, processes, and communicates information.

• computer
• computing
• input
• output

2. _____ is the second stage/generation of the development of the internet.

• ranking based search engines
• computer-based communication mechanisms
• social bookmarking
• Web 2.0

3. What does CSS stand for?

• creative style sheets
• computer style sheets
• cascading style sheets
• colorful style sheets

4. What is the background called in Scratch?

• stage
• script
• control
• sprite

5. What is the function of , 'when green flag clicked' command block?

• Runs the script
• If condition is true, runs the blocks inside
• Points sprite in the specified direction

6. What is the function of the 'forever' command block?

• If condition is true, runs the blocks inside
• Runs the script inside over and over
• Point sprite in specified direction

7. Which command block enables you to control the sprite?

• When_key is pressed
• Wait_secs
• Point in direction

8. What is the function of the 'Move 10 steps' command block?

• Move sprite when specified key is pressed
• Keeps repeating
• Moves sprite forward

9. What happens if the instruction blocks in Scratch are placed in the wrong order?

• The program will not function properly because instructions are jumbled.
• The program will not run normally
• The program will be slow
• The program will not work faster

10. What two things do all Scratch programs have?

• only 2 sprites
• only stage
• scripts and instructions
• scripts and sprites