Flashcards
comp sci topic 3
Cards in this deck (7)
- 1what is the role of the CPUto fetch decode and execute instructions from memory in sequence
- 2what are the three buses calledaddress bus
data bus
control bus - 3what is the address busused by the CPU to send the memory address of the location to be read or written to
- 4what is the data busused to transfer data to and from the memory location indicated by the address bus
- 5what is the control busUsed to transfer control signals between the CPU and memory, such as whether to use read or write mode, or error codes
- 6what are the pros and cons of RAMpro: Very fast only storage fast enough to keep up with CPU
cons: volatile,
very expensive - 7—
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- Key Stage 3 Computing Flashcards on comp sci topic 3 , created by finley withers on 14/05/2024.
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- finley withers
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