Automation System
The user communicates directly with the computer through its peripheral devices is known as

None of these
On-line processing
Remote-terminal processing
Batch mode processing
Intelligent terminal Processing

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Automation System
D/A (digital to analog) conversion:

must be fed through a filter to reproduce the original signal accurately
both (b) and (c)
has to be sampled at 1/2 the highest input frequency
results in a binary code as the final output
None of these

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Automation System
Semiconductor devices:

have a very short infant mortality period
are less reliable than electro¬mechanical components
None of these
All of these
usually have a very short MTBF (mean time between failure)

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