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Architecture of the CPU

Architecture of the CPU

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Question 1
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Complete the table by writing the missing CPU component/register name or description for each of the numbered blank spaces [1] to [4].

CPU component or registerDescription / Function
[ 1 ]Holds the memory address of the next instruction to be fetched from memory.
CIR (Current Instruction Register)[ 2 ]
[ 3 ]Performs arithmetic operations and logical decisions within the CPU.
Accumulator (ACC)[ 4 ]
[4]
Markscheme

Architecture of the CPU Questions

  1. GCSE
  2. /Computer Science
  3. /Architecture of the CPU

12 exam-style questions on OCR GCSE Computer Science Architecture of the CPU. Each one has a worked solution and a mark scheme showing where the marks go.

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