Automation System
Which of the following is often used as an alternative to the light pen or in association with storage tube displays?

Digitiser
Tablet
Mouse
None of these
Track ball

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Automation System
Resolution in a CRT refers to:

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

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Automation System
Semiconductor devices:

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

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