Automation System
Most industrial control applications:

None of these
All of these
must have the process specified correctly to be successful
can be done more reliably using solid-state methods
can be solved using more than one method of control

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Automation System
The program counter:

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

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Automation System
A flip-flop:

is a sequential logic device
(a) and (c)
is a combinational logic device
None of these
remembers what was previously stored in it

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