Computer Networking
Which of the following is true regarding access lists applied to an interface?

You can apply only one access list on any interface.
You can place as many access lists as you want on any interface until you run out of memory.
One access list may be configured, per direction, for each layer 3 protocol configured on an interface.
You can apply two access lists to any interface.

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Computer Networking
RS-449/442-A/423-A is

a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression the resulting expression will not conform to the rules of construction and
a check bit appended to an array of binary digits to make the sum of the all the binary digits
a set of physical layer standards developed by EIA and intended to replace RS-232-
None of these
the ratio of the number of data units in error to the total number of data units

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Computer Networking
Demodulation is the process of

converting digital signals to analog signals
combining many low speed channels into one high speed channel
dividing the high-speed signals into frequency bands
converting analog signals to digital signals
None of these

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