Computer Networking
UDP is:

Connection oriented and unreliable
Not a part of the TCP/IP suite
Connectionless and unreliable
Connection orientated and reliable
None of these

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Computer Networking
Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.

"Line echo" occurs due to the impedance of the cable
Repeaters cannot increase the signal strength sufficiently
Network collisions occur
Cable terminators do not absorb the signal properly
Cable terminators do not reflect the signal properly

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