The central ____ unit ( ____ ) is a ____ within the computer which controls the ____ of all parts of the computer and ____ then executes program instructions. Instructions are ____ one by one from ____ memory, ____, then executed by the ____. The cycle ____ until the program is complete The ____ logic unit (____) is part of the CPU responsible for arithmetic and ____ operations. The ____ is the highspeed memory built into the CPU. Instructions are copied to the ____ allowing them to be assessed more quickly, therefore ____ the speed of the ____ .

CPU, ALU, Processor Cache and Fetch-execute cycle (1-4) missing word.

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