ALU (arithmetic/logic unit) - part of the CPU that performs math and logical operations, CU (control unit) - part of the CPU that fetches and executes instructions stored in memory, CISC (complex instru set computer) - has very large and complex instruction set, Cache memory - small part of RAM memory that is fast , I/O (input/output) - devices that allow your computer to communicate to the outside world as well as store information, Machine language - programming language that uses 0s and 1s, Latency - time required to rotate the disk to the beginning of a desired sector, Memory - part of the CPU that stores and retrieves instructions and the data being executed, Nanosecond - one-billionth of a second, Nonvolatile memory - does not require power to keep its contents, Parallel processing - two or more inputs but one final result, Register - high-speed storage cell, Sequential access storage device - mass storage device where info is located by accessing in a predetermined, ordered sequence , Von Neumann architecture - model/structure of virtually all modern computers, Data path - ALU circuits and registers between components,

CSC 110 - Chapter 5

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