Flashcards
Comp Sci test (13/09/19)
Cards in this deck (10)
- 1MDRMemory Data Register
Holds the data fetched from, or to be written in memory. - 2PCProgram Counter
hold the address of the next instruction in memory. - 3MARMemory Address Register
Holds the address of where data is to be fetched or stored. - 4CUControl Unit
Sends signals to control how data moves around the CPU. - 5ALUArithmetic Logic Unit
performs calculations and logical decisions. - 6ACCAccumulator
Holds the results of calculations. - 7CacheProvides fast access to frequently used instructions and data.
- 8Embedded systemComputer systems with a dedicated function within a larger mechanical or electrical system.
(eg. microwave, traffic lights) - 9Clock Speed(Measured in Hz) the number of cycles per second.
- 10Number of coresA core is part of a CPU that receives instructions and performs calculations, or actions, based on those instructions.
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- GCSE Computing Flashcards on Comp Sci test (13/09/19), created by Jude Leeke on 12/09/2019.
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- Jude Leeke
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