Binary topic quiz

What language does the computer only understands?

• Binary

• ASCII

• English

• Hexadecimal

How many bits in a byte

• 4

• 8

• 7

• 9

What is Binary made up of?

• 1,2,3,4,5,6,7,8,9

• 0 and 1

• 2,4,6,8

• 1,3,5,7,9

What is 13 in Binary?

• 01101

• 1001000

• 00101

• 11111

What is 1001000?

• 55

• 2

• 72

• 8

Character sets allow us to... by converting our language and binary.

What are the perks of lossy compression?

• Reduces file size.

• once file has been compressed, discarded data cannot be retrieved again.

• Reduces the number of colour in an image

• Reduces the number of samples in a sound file

What are some negatives of lossless compression

• Not saving much space

• No data is lost

• Makes file a bit smaller

• Can get original back