Flashcards
Computer Science Flash Cards
Cards in this deck (20)
- 1What does FDE stand for?Fetch, Decode and Execute.
- 2What does CPU stand for?Central Processing Unit
- 3What does GHz stand for?Gigahertz
- 4What is the average cycle of a CPU?3,000,000,000 GHz
- 5What are the main factors that effect the speed of a CPUClock Speed, Cache Size and Number of Cores.
- 6What is the purpose of a CPU?The purpose of a CPU is to process data
- 7How does RAM affect a CPU's performance?Generally, the faster the RAM the faster the CPU.
- 8How does Cache affect a CPU's performance?The bigger the Cache is, the longer it takes for the data to be processed.
- 9What does RAM stand for?Random Access Memory
- 10How do Cores affect a CPU's performance?The more cores there are, the more things can be processed.
- 11What are the Four Registers in a CPU Called?Accumulator,
Memory Address Register,
Memory Data Register,
Program Counter - 12What does the Control Unit do?It decodes the instructions and controls how data moves.
- 13What does ALU Stand For?Arithmetic Logic Unit
- 14What does the ALU do?The ALU carries out logical decisions and calculations.
- 15What does ACC stand for?Accumulator
- 16What does MAR stand for?Memory Address Register
- 17What does MDR stand for?Memory Data Register
- 18What does PC Stand For? (registers)Program Counter
- 19What does ROM stand for?Read Only Memory
- 20What does HDD and SDD stand for?Hard Disk Drive,
Solid State Drive
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- GCSE Computer Science Flashcards on Computer Science Flash Cards, created by Samuel Viel on 15/09/2021.
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- Samuel Viel
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