Computer Networking
A remote batch-processing operation in which data is solely input to a central computer would require a:

All listed here
simplex lines
mixedband channel
None of these
telegraph line

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Computer Networking
Terminals are required for

realtime, distributed processing, and manager inquiry
realtime, timesharing, and message switching
realtime, timesharing, and distributed processing
None of these
realtime, batch processing, and timesharing

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