Definitions - 1.1 Components of a computer and their uses 3.5 / 5 based on 3 ratings ? ComputingFundamentals of computer systemsA2/A-levelOCR Created by: osymondsCreated on: 09-11-17 13:55 47510231869 Across 1. The control unit (CU) is a component of a computer's central processing unit (CPU) that directs the operation of the processor. (7, 4) 6. Using multi-core processing or a computer network to simultaneously process actions broken down into separate chunks. (8, 10) 7. Hold the memory address of the next instruction, increment of 1 unless a jump in the program occurs. (7, 7) 8. The purpose of the data bus is to allow data or instructions to pass from one area to another. (4, 3) 9. Allows the CPU to define where the content of the data bus is going to or coming from (7, 3) 10. Program Counter, Accumulator, Memory Address Register, Current Instruction Register, Memory Data Register (9) Down 2. The CPU needs to receive and send control information between other parts of the computer (7, 3) 3. An arithmetic logic unit (ALU) is a digital circuit used to perform arithmetic and logic operations. (3) 4. Where intermediate arithmetic and logic results are stored (11) 5. Allows multiple FDE cycles to occur at the same time. (Pre-fetching Instructions) (10)
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