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Related Flashcards
Related Topics
Cards In This Set
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Addressability
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The number of bits stored in each addressable location in memory.
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Arithmatic logic unit (ALU)
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Computer component that performs arithmatic opperations (add, sub, mult, div) and logical opperations (comparison of two values).
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Register
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Small storage area in the CPU used to store intermidiate values or special data. Part of the ALU
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Input unit
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A device that accepts data to be stored in memory.Keyboard mouse etc.
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Output unit
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A device that prints or otherwise displays data stored in memory. Printer Monitor etc.
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Control unit
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The computer component that controls the actions of the other components so as to execute instructions in sequence.
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Instruction register (IR)
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The register that contains the instruction currently being executed.
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Program counter
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The register that contains the the address of the next instruction to be executed.
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CPU
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Combination of the arithmetic/logic unit and the control unit.
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Bus width
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The number of bits that can be transfered in parallel over the bus.
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Cache memory
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A type of small, high speed memory used to holld frequently used data.
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Pipelining
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A technique that breaks an instruction into smaller steps that can be overlapped. used in the fetch execute cycle.
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Motherboard
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The main circuitboard of a personal computer.
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Track
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A concentric circle on the surface of a disk.
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Sector
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A section of a track.
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