Computer Science 101 - Javascript Basics

Question 1

What line of code would move your graphic lower on your video?

Accepted Answer

my_graphic.y = 350;

Question 2

True or False: 0

Accepted Answer

False

Question 3

Using the code listed, what would happen when you increase the value of my_graphic.x?

Accepted Answer

The graphic moves to the right

Question 4

True or False: A variable holds data?

Accepted Answer

True

Question 5

Using this code, which term best describes the piece of code labeled my_graphic?

Accepted Answer

a variable

Question 6

If my_graphic.scale = 2; doubles the size of a graphic, what would make it half its size?

Accepted Answer

my_graphic.scale = .5;

Question 7

True or False: A computer will read "3.14" as a floating-point (decimal) number

Accepted Answer

True

Question 8

True or False: 1

Accepted Answer

True

Question 9

If I wanted to make an object called rectangle, which of the following variables could I store?

Accepted Answer

width, color, length

Question 10

Strings (sentences and words) are defined using what symbols?

Accepted Answer

" ", ' '

Question 11

Which of the following data types are variables?

Accepted Answer

numbers, booleans, arrays, strings

Question 12

If my_drawing.x moves your drawing left and right, what does my_drawing.y do?

Accepted Answer

Moves the drawing up and down

Question 13

True or False: A computer will read 512 as an integer

Accepted Answer

True

Question 14

True or False: An object is a type of variable that stores a single variable.

Accepted Answer

False

Questions 14