Computer Networking
TCP is:

Connectionless and unreliable
Operates at the Data Link layer
Connection orientated and unreliable
Connection orientated and reliable
None of these

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Computer Networking
Satellite-Switched Time-Division Multiple Access (SS/TDMA) is

All of these
the method of determining which device has access to the transmission medium at any time.
None of these
a medium access control technique for multiple access transmission media
a form of TDMA in which circuit switching is used to dynamically change the channel assignments

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