Computer Science Discoveries Code.org U3L7-16

What does this code affect?

• It affects the sprite's up and down motion

• It affects the sprite's right and left motion

• It affects the sprite's appearance (on a tilt, upside down, etc.)

• It affects the sprite's size

What do these symbols mean to a computer in Javascript?

• not and fraction

• multiply and divide

• asterisk and forward slash

• bullet and comment

What is true about this code? (pick all that apply)

• It is used to put something in the grid

• It is for use by the coder

• It usually shows the status of a condition

• Its results show up in the debug console

What is true about these codes? (pick all that apply)

• They are boolean expressions

• They change the values of counters

• They perform math operations

• They are used to compare

Which of these is used when you want something to happen when a certain key is pressed, but not held down?

• keyDown

• keyWentUp

• keyWentDown

What does the top code do?

• It tracks whether the mouse is moved

• It tracks the motion of the mouse right or left

• It tracks the motion of the mouse up or down

• It tracks whether a button on the mouse is pressed

Which of these codes would you use if you wanted to have something happen when a certain mouse button is released?

• mouseDown

• mouseWentUp

• mouseWentDown

• mouseDidMove

What is true about this code? (pick all that apply)

• It usually uses the same comparisons from a console log

• It can make something happen on the grid if a condition is met

• It can make something happen on the grid if a condition is NOT met

• It shows "true" or "false" in the debug console

What is true about this code? (pick all that apply)

• It updates two values for a sprite in a draw loop

• It is made up of counters

• It moves the sprite down and to the right

• It moves the sprite up and to the right

What is true about this code? (pick all that apply)

• It moves the sprite to the right

• It moves the sprite down

• It updates a specific sprite value in a draw loop

• It's called a counter