Images Flashcards
1
Q
How can images be represented in a computer
A
As binary (1s and 0s)
2
Q
What is a pixel?
A
Picture element, has its own individual color.
3
Q
What is colour depth?
A
The number of bits used to encode the colour of each pixel
4
Q
If there are n bits in an image, how many colours are there?
A
2^n
5
Q
Formula for image file size
A
Width x Height x Colour Depth
6
Q
What is resolution?
A
The number of pixels per inch when the image is displayed
