Automation System
Flood guns bombard the phosphor surface of the tube in which one of the following types of CRT technology?

Refresh-vector CRT
Raster scan CRT
Direct view storage tube
Stroke CRT
None of these

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Automation System
Direct Numerical Control means:

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

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Automation System
A stepping motor;

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

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