Automation System
A flip-flop:

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

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Automation System
A discrete parts process is:

normally a repetitive series of operations
the same as a continuous process except a different controller must be used
(b) and (c)
None of these
often encountered in manufacturing

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Automation System
Stepping motors:

can be built to index different amounts by changing the pole configuration
can run at varying speeds
do not require commutators
All of these
can run both clockwise and counterclockwise

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