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Computing mock paper 2
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- 1Expalin the possible limitations of using ASCII character set for global communicationASCII is 7 bits so can only have up to 128 characters. Many languages have more than 128 characters so ASCII can only be used in English.
- 2Explain one reason why the cache size affects the performance of the CPUThe cache size means that more data can be stored, allowing it to run faster. The larger the cache, the more instructions that can be accessed as this is quicker than going to the RAM
- 3What are the four events that take place during the fetch-execute cycle?Fetch
Decode
Execute
Store - 4Give two examples of secondary storageMagnetic
Solid state
Optical
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- GCSE Computing Fichas sobre Computing mock paper 2, creado por Jay Boyce el 28/03/2017.
- Creado por
- Jay Boyce
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- Creado por Jay Boyce · 28 mar 2017
- Copiado por Jay Boyce · 28 mar 2017
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