Unit 7 Review

What are the (x, y) coordinates of the arrow in the following code?

• (100, 50)

• (200, 100)

• (100, 200)

• (50, 100)

How many degrees does this arc extend for?

• 50

• 90

• 100

• 150

What is the radius of the smallest circle that contains this circular arc?

• 10

• 20

• 40

• 100

Which variables are globals in the code below?

• mouseX and mouseY

• count

• message

• color

Which variables are helper variables in the code below

• mouseX and mouseY

• count

• message and color

• count, color, and message

Which variables are function parameters in the code below?

• mouseX and mouseY

• count

• message

• color

How often should you use global variables?

• Very often

• Sparingly

• Whenever you need a variable

• Never

What value do looping variables start at when looping over a range?

• -1

• 0

• 1

• 2

How many times will the for loop run in the code below?

• 0

• 1

• 2

• 3

When will the for loop run in the code below?

• When the code is run

• When the mouse is pressed

• When a key is pressed

• Never