Automation System
Which of the following editor(s) is(are) incorporated into general CAD system?

Line Editor
All of these
Macro and symbol Editor
Point Editor
None of these

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Automation System
An encoder:

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

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Automation System
The computer graphics system called SKETCHPAD was demonstrated at

Cranfield Institute of Technology, London, 1962
Massachusetts Institute of Technology in 1963
None of these
University of Aston, Birmingham, 1960
Imperial college of Science and Technology, London, 1973

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Automation System
The SKETCHPAD system

is used for interactive Graphics
None of these
All of these
consisted of an cathode-ray oscilloscope driven by a Lincoln Tx2 computer where by graphical information was displayed on the screen.
is expensive because it is sophisticated and make demands on the power and resources of the computer.

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