Images Flashcards
1
Q
What are five different file formats that digital images can be stored as?
A
. BMP
. JPG
. GIF
. PNG
. TIFF
2
Q
What are bitmap images made of?
A
pixels
3
Q
What is a pixel?
A
A pixel is the smallest identifiable area of an image
4
Q
What is resolution?
A
Resolution is the concentration of pixels within a specific area which is defined by the image width and height.
5
Q
More bits per pixel =
A
more colour combinations
6
Q
Colour depth calculation example
A
8 bits per pixel = 2^8 = 256 colours
7
Q
What is colour depth?
A
Colour depth is the number of bits used to represent the colour of a pixel in a bitmapped graphic.
