Automation System
Resolution in a CRT refers to:

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

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Automation System
A stepping motor;

has a speed proportional to voltage input
is a good choice where continuous rotation is needed
has a commutator
can index positional movement.
None of these

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Automation System
Direct Numerical Control means:

using one computer to control several machines
eliminating computers from the manufacturing process
using several computers to control one large machine
complete elimination of a need for a human operator.
None of these

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