JavaScript unit 1 and 2

What is the proper function to call to print to the screen?

• write

• println

• PRINT

• post

What keyword do you need to use to define a variable in JavaScript?

• variable

• var

• int

• x

To ask the user of the program for a number, which function should you use?

• readLine

• readInt

• readFloat

• Both readInt and readFloat are for numbers

What function do you need to call to ask the user of the program to enter text?

• readLine

• readln

• text

• println

What will the following code print to the screen?

println(2 + 2);

• 2 + 2

• 4

• 22

• nothing

What symbol do you use to do division in JavaScript?

• %

• /

• //

• *

What symbol do you use to do multiplication in JavaScript?

• x

• X

• *

• #

What function do you need to call to get the width of the screen?

• width()

• getWidth()

• screenWidth()

• getScreenWidth()

In the following code, we create a circle and add it to the screen. What is the meaning of the x variable?

var x=20;

var circle = new Circle(x);

add(circle);

• The color of the circle

• The diameter of the circle

• The radius of the circle

• The position of the circle

What are the coordinates of the top right corner of the screen?

• 0, 0

• 0, getWidth()

• getWidth(), 0

• getWidth(), getHeight()