p5.js Week1 PREtest

In this image, createCanvas and background are examples of _____.

• Parameters

• Variables

• Functions

• gloopity gloop

Numbers inside of the parentheses following the name of the function, which provide information the function needs, are called ________.

• Brackets

• Ellipses

• Variables

• Parameters (or Arguments)

What, if anything, is the difference between function setup () and function draw()?

• Function setup is a loop and function draw only runs once.
• There are no differences.
• Function setup and function draw are both loops but they allow the programmer to do different things.
• Function setup runs once and function draw is a loop.

In a p5.js canvas, what are the coordinates of the top left corner?

• 0,0

• 100,100

• -width, -height

• It depends on the size of the canvas

'Background, arc, and ellipse' are all examples of ______________ in p5.js.

• functions
• custom variables
• shapes
• parameters

What are some shapes we can create (with a single function) in p5.js?

• Rectangle

• Circle

• Dog

• Triangle

How many parameters are there in the code for drawing a line in p5.js?
_{Hint: line(x1,y1,x2,y2)}

• 5
• 1
• 4
• 2

What is the height of the following oval (aka ellipse)?

ellipse(70, 120, 150, 180);

• 70

• 120

• 150

• 180

What is the y coordinate of the following rectangle?

rect(70, 120, 150, 180);

• 70

• 120

• 150

• 180

Which of the following has the correct function, parameters and syntax for drawing a rectangle?

• Rect(x,y,width,height);

• rect(x,y,width,height);

• rect(width, height, x, y)

• rect(x1, x2, y1, y2, width, height);