Automation System
A flip-flop:

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

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Automation System
Numerical control:

is a method for controlling the operation of a machine by means of a set of instructions
All of these
None of these
is a method for producing an exact number of parts per hour
applies only to milling machines

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Automation System
The main function(s) of computer in CAD is/are

None of these
To relieve the designer from routine repetitious tasks.
To serve as an extension to the memory of the designer
All of these
To enhance the analytical and logical power of the designer

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