10 Telnet allows a user to log into a remote computer as though it were a local system.
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The control unit determines the movement of electronic signals between main memory and the arithmetic/logic unit, as well as the control signals between the CPU and input/output devices.
The CPU comprise the control unit and the arithmetic/logic unit (ALU).
The CPU is the most complex computer system component, responsible for directing most of the computer system activities based on the instructions provided.
The ALU executes/performs all the arithmetic and logical(comparison) functions—that is, it adds, subtracts, multiplies, divides, and does comparison.