EOY- Processing

Question 1

what is processing?

Answer 1

Processing is a flexible language for learning how to code within the context of the visual arts

Question 2

background();

Answer 2

Colour of the window background

Question 3

noStroke();

Answer 3

To remove the outline of the shapes

Question 4

text(“ “);

Answer 4

writes text

Question 5

fill();

Answer 5

fills shape

Question 6

int n = 0;

Answer 6

sets up the variable as an int (that is a whole number) with an initial value of zero. With the name ’n’

Question 7

Variables:

Answer 7

are a key element of programming. They are used for calculations, for storing values for later use, in decisions and in iteration.

Question 8

rameRate();

Answer 8

specifies the number of frames to be displayed every second. For example, the function call frameRate(30) will attempt to refresh 30 times a second.

Question 9

if

Answer 9

The if structure allowing the program to choose between two or more blocks of code. It specifies a block of code to execute when the expression in if is false.

Question 10

Mouse position

Answer 10

The system variable mouseX or mouseY always contains the current horizontal coordinate of the mouse.

Question 11

functions to know

Answer 11

draw(), line(), rect(), mouseClick(), ellipse(), stroke(), noStroke(), fill(), background(), size()

Question 12

Random

Answer 12

sets the seed value for random(). By default, random() produces different results each time the program is run. Set the seed range to a number to be returned each time it is run.
random(Start Number,End Number) e.g random(0,5) - will give a random number between 0 and 5.