Automation System
Compared to humans, machines:

can work in harsher environments
can make more complex decisions based on unexpected circumstances
None of these
(a) and (c)
make fewer errors

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Automation System
An encoder:

converts an input to a binary number
None of these
is used to send telegraph signals
can have only four keys
converts a binary number to a decimal number.

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Automation System
Resolution in a CRT refers to:

the speed at which the monitor can accept data from the computer
the number of pixels in each square centimeter
the number of phosphor dots that react when hit by the electron beam
None of these
the number of addressable elements on the tube

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