Flashcards
computer studies UNIT ONE
Flashcards do conjunto (13)
- 1What does RAM store?RAM stores program and data files whilst the program is running.
- 2Why is RAM needed?memory that's immediately available tho the processor so the computer can run faster
- 3How does adding more RAM help a computer?YOUR COMPUTER WILL BE FASTER
- 4What is stored in the ROM and why is it needed?Essential data such as a computer's configuration settings, To enable a computer to obtain instructions and information about the hardware when switched on.
- 5other facts about ROMWhen data is stored onto ROM it becomes read only memory and cannot be changed.
- 6What does dual core and quad core mean?Dual core - 2 processors
Quad core - 4 processors - 7How does having more than one core improve the performance of the processor?It can do more fetch decode execute cycles faster.
- 8What is Clock Speed?How many fetch decode execute cycles done in a second by the processor.
Measured in Herts - 9How will increasing the clock speed affect a computer?The faster the clock speed, the faster the computer.
- 10What is cache memory?what dies it store?It stores frequently used instructions by the CPU.
- 11How does cache memory improve a cpu?reduces processing time
- 12why is a cpu needed?Without a CPU you wouldn't be able to perform tasks such as creating a database, writing an email or playing a game.
- 13Why are input devices
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- FlashCards sobre computer studies UNIT ONE, criado por Akeel Umar em 19-10-2018.
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- Akeel Umar
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