Computer Networking
Error detection at a data link level is achieved by

cyclic redundancy codes
None of these
Hamming codes
equalization
bit stuffing

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Computer Networking
You have two switches connected together with two crossover cables for redundancy, and STP is disabled. Which of the following will happen between the switches?

The switches will automatically load-balance between the two links.
The routing tables on the switches will not update.
The MAC forward/filter table will not update on the switch.
Broadcast storms will occur on the switched network.

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