Flashcards
1.1 Systems Architecture
Cards in this deck (7)
- 1What is the purpose of the Program Counter?The program counter stores the memory address of the instruction for each cycle.
- 2What is the purpose of the Accumulator?The Accumulator is a register which stores intermediate results from the ALU.
- 3Where is the Cache located?The Cache is located within the CPU, close to the processing cores.
- 4What are the 3 levels of Cache?L1 - Fastest but lowest capacity
L2 - Slower than L1 but higher capacity
L3 - Slower than L2, but highest capacity - 5What are registers?Registers are volatile forms of memory which can only hold small amounts data but at extremely fast speeds.
- 6State the purpose of the Control Unit.The Control Unit controls the flow of data within the CPU.
- 7—
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- A useful collection of flashcards for the 1.1 Systems Architecture topic.
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- Adam Davies
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