Automation System
The program counter:

None of these
counts the number of instructions that have been executed
decides which program to run
is where arithmetic is done in a computer.
contains the address of the next instruction to be executed

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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
Imperial college of Science and Technology, London, 1973
University of Aston, Birmingham, 1960

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