Flashcards
Computer Hardware, Memory & Storage
Cards in this deck (11)
- 1What does Dual core mean?Dual core means a processor has 2 cores
- 2What does Quad core mean?Quad core means a processor has 4 cores
- 3What is cache memory?It's high speed memory found in the CPU
- 4What does cache memory store?It stores frequently used instructions
- 5How does cache memory improve a CPU?It has a faster access speed than the main memory (RAM)
- 6Why is a CPU needed?It is needed to execute instructions by processing data
- 7What is clock speed?It is the number of fetch-execute cycles a processor carries out each second
- 8What is clock speed measured in in?It is measured in Hertz
- 9How will increasing the clock speed affect a computer?The higher the clock speed the faster the processor runs
- 10Why are input devices needed?They are needed to send data and control signals to the computer
- 11Why are output devices needed?They are needed to communicate the results of processed data
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- Flashcards on Computer Hardware, Memory & Storage, created by Komal Nazir on 19/10/2018.
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- Komal Nazir
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