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WorksheetsGCSE Computer Science - Unit Sizes
Total questions: 10
Worksheet time: 13mins
Put the following unit sizes into order from smallest to largest.
bit
nibble
byte
kilobyte
megabyte
Everything in a computer is stored is binary.
True
False
Bit is short for (a) (b) and is the (c) unit size used in computing.
A single (d) can either store a (e) or a 1.
1 byte is the same as _ bits.
(a)
Put these unit sizes into order from smallest to largest.
byte
kilobyte
megabyte
terabyte
petabyte
Match these with their equivalents.
16 bits
2 bytes
1,000 bytes
1 kilobyte
1,000,000 kilobytes
1 gigabyte
2 nibbles
1 byte
8,000,000 bits
1 megabyte
A musician has a 1 TB hard disk drive. The music they record takes up 10 MB per minute.
Assuming nothing else is stored on the hard drive, they could store (a) minutes of music.
Computers are made of billions of (a) , which have two states ( (b) and on).
These can represent the (c) values used in (d) (0 and (e) )
A normal DVD holds 4.7 GB. A university pupil has recorded 10 hours of video footage for a project. The footage takes up 20 MB per minute.
The pupil will need a minimum of _ DVDs to store the footage they have made.
(a)
Match the following with their equivalent.
8 nibbles
32 bits
8,000 bits
1 kilobyte
500 kilobytes
0.5 megabytes
1,000,000 bytes
1 megabyte
8 billion bits
1 gigabyte
