Fundamental components of a CPU, Computer Engineering

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Q. Fundamental components of a CPU?

The two fundamental components of a CPU are control unit and arithmetic and logic unit. The control unit of CPU selects and interprets program instructions and then observes that they are executed. The fundamental responsibilities of control unit are to control:

a) Data exchange of CPU with memory or Input /Output modules.

b) Internal operations in the CPU like:

Moving data amid registers (register transfer operations)
making ALU to execute a particular operation on the data
regulating other internal operations.

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