Automation System
A sequence controller:

is a mechanical only controller
None of these
performs on/off control functions in relation to time.
is no longer in widespread use
is difficult to program

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Automation System
The program counter:

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

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

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

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Automation System
Speech recognition:

will be used in more applications as the technology matures.
will never be used in industrial controls
is already widely used in industrial controls
All of these
None of these

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