CONTROL BUS - Sends control signals to different parts of the computer., ADDRESS BUS - Carries information about where the data is being sent., DATA BUS - Carries the actual data., PC - Holds the memory address of the next instruction to be fetched., MAR - Holds the address of the current instruction that is to be fetched from memory, MDR - Holds the contents found at the address held in the MAR, ACC - Holds the data being processed and the result of processing., HERTZ - The speed in which instructions are processed., 1KHZ - One thousand instructions per second., 5MHZ - Five millins instructions per second., 3GHZ - Three billion instructions per second., CORES - Multiple instructions at the same time., CACHE - Holds frequently used instructions., CLOCK SPEED - The number of FDE cycles per second., CONTROL UNIT - Sends control signals to hardware., ARITHMETIC & LOGIC UNIT - Performs the arithmetic and logic operations.,

CPU DEFINITIONS

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