Automation System
D/A (digital to analog) conversion:

both (b) and (c)
must be fed through a filter to reproduce the original signal accurately
has to be sampled at 1/2 the highest input frequency
results in a binary code as the final output
None of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
The SKETCHPAD system

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

ANSWER DOWNLOAD EXAMIANS APP

Automation System
The computer graphics system called SKETCHPAD was demonstrated at

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

ANSWER DOWNLOAD EXAMIANS APP