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.

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

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Computer Networking
MAC is

network access standard for connecting stations to a circuit-switched network
a method access control technique or multiple-access transmission media
a very common bit-oriented data link protocol issued to ISO.
None of these
a method of determining which device has access to the transmission medium at any time

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Computer Networking
You configure the following access list:access-list 110 deny tcp 10.1.1.128 0.0.0.63 any eq smtpaccess-list 110 deny tcp any eq 23int ethernet 0ip access-group 110 outWhat will the result of this access list be?

No IP traffic will be allowed out E0.
Email and Telnet will be allowed out E0.
Everything but email and Telnet will be allowed out E0.
Email and Telnet will be allowed in E0.

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