Scratch Quiz

What does this block do?

• Repeat the code forever

• Repeat the code a fixed number of times

• Repeat the code until condition is true

True or False: the sprite will move from his original position after this code executes.

• True

• False

Specifically in Scratch, a group of commands is known as:

• Script

• Program

• Story

• Function

What is a loop?

• Responding to events triggered by the user or another part of the program

• Systematic linear order of commands

• Repetition of a series of commands

• Launching two or more events at the same time

What will this code segment do?

• when the right arrow is pressed, move the sprite to the right 10 steps.

• when the left arrow is pressed, move the sprite to the left 10 steps

• when the right arrow is pressed, turn the sprite to the right.

• when the left arrow is pressed, turn the sprite to the left

In computer programming, ___________ is a list of steps the computer must follow to perform a task

• algorithm

• command

• debugging

• binary sequence

Where will the sprite go when the flag is clicked?

• to the upper left corner of the stage

• to the middle of the stage

• to the upper right corner of the stage

• to the bottom right corner of the stage

What will this script have the sprite do?

• appear, wait, disappear and then repeat forever

• move around the screen, disappear and then reappear

• disappear, reappear and then wait and then repeat forever

• disappear then reappear forever

If you wanted the sprite to look like it is moving in place, which of the following scripts would you use

• 
• 
• 
• 

What is the final value of num?

• 0

• 9

• 10

• 11