Automation System
The program counter:

None of these
is where arithmetic is done in a computer.
counts the number of instructions that have been executed
decides which program to run
contains the address of the next instruction to be executed

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Automation System
What is proportional control?

The controller output varies continuously over a range
The gain is independent of offset error.
It has a discrete output for each error value
None of these
All of these

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