Quiz #1: Scratch basics

Is a cooking recipe an algorithm?

• True

• False

A (a)   is a visual representation of an algorithm.

Write a five-step algorithm for turning on your laptop.

Which of these is not a correct flowchart?

• 
• 
• 

Which of these will run your script?

• 
• 
• 
• 

What will this block do?

• Move the sprite 10 steps forward

• Move the sprite 10 steps backward

• Nothing; we can't move negative steps!

Which sprite is facing 90°?

• 
• 
• 
• 

Which of these is not a characteristic of any sprite?

• Name

• Position

• Size

• Orientation

• Background

Computers can understand human language.

• True

  (They are really smart!)

• False

  (They are dumb!)

A series of blocks connected together to perform a task is called a

• Script

• Decision

• Loop

• Operation