Computer Networking
Operating system functions may include

input/output control
multiprogramming
None of these
virtual storage
All of these

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Computer Networking
The physical layer, in reference to the OSI model, defines

None of these
the virtual circuit interface to packet-switched service
All of these
data link procedures that provide for the exchange of data via frames that can be sent and received
the interface between the X.25 network and packet mode device

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

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

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