Topic 2: Images and Recap

How many bits in a Byte

What is a black and white image also known as?

How many bits in a nibble?

How many bytes in a kibibyte?

How many colours can be made from 2 bits?

How many bits do we need for 8 colours?

What is the word that means how many pixels there are in a given area (width x height)

How many bits are there in an image that is 10 pixels wide, 10 pixels high, and can display 8 colours?

If an image was 20 pixels wide and 20 pixels high and originally could display 4 colours. The image is changed so it can display 8 colours. How many more bits has the image size increased by?

• 400 bits

• 800 bits

• 0 bits

• 1200 bits

If we have 8 bits available in our binary bit pattern. How many different values can we create?