Automation System
Analog and digital controllers:

All of these
None of these
accept the same input signals
cost the same to build
can be changed with equal case

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Automation System
The "walk-through" method of programming a robot involves:

moving the robot from one location to another
All of these
None of these
physically moving the robot through all the motions it is to repeat
walking through your suggested procedure with your supervisor prior to programming

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Automation System
The program counter:

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

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Automation System
Programmable controllers:

are widely used in many different industries
(a) and (c) above
None of these
are programmed using relay ladder logic
cannot perform functions other than relay logic

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