Flashcards
Computing Revision Binary etc
Cards in this deck (16)
- 1HardwareThe physical parts of a computer system.
- 2Examples of HardwareGraphics card, hard disk drive, CD drive
- 3Input deviceA device that inputs data into the computer
eg a keyboard, mouse, microphone - 4Output deviceA device that displays data or sounds from the computer
eg a monitor, speakers, headphones, - 5What is softwareThe programs, applications and data in a computer system. Any parts of a computer system that isn't physical.
- 6What is a storage deviceHardware that stores data in the computer
eg Memory RAM ROM - 7What is a single binary digit known asA Bit
- 8Bits in a kilobyte1024
- 9How many bits in a byte8000
- 10What number system does a computer useBinary (Base 2)
- 11Decimal to Binary Convert 28 to BinaryWorking right to left write out the numbers 1, 2, 4, 8, and so on doubling each time to 128.
128-64-32-16-8-4-2-1
0-0-0-1-1-1-0-0
28 has a 16 in it, leaving 12 and 12 is 8 + 4 - 12How many different binary codes can be represented in 2-bits4
- 13Decimal to binary Convert 28 to BinaryWorking right to left write out 1,2,4,8 and so on doubling each time to 128
128 64 32 16 8 4 2 1
0 0 1 1 1 0 0 - 14What is ASCIIAmerican Standard Code for Information Interchange, A 7-bit character set used for representing keyboard characters
- 15How many Bits would be needed to represent 64 characters?64
- 16Binary Addition
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- Flashcards on Computing Revision Binary etc, created by Ben Powell on 14/01/2018.
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- Ben Powell
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