Computer Networking
Which of the following characteristic(s) is/are suited to the PSS applications?

Multiple remote host or applications accessed by a single local access circuit terminal and circuit
All of these
widely dispersed terminals and access to international packets switched services
None of these
bursty traffic and low communications intensity

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Computer Networking
What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table?

Drops the frame
Sends back a message to the originating station asking for a name resolution
Forwards the switch to the first available link
Floods the network with the frame looking for the device

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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
None of these
converting analog signals to digital signals
dividing the high-speed signals into frequency bands

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Computer Networking
A network administrator is connecting hosts A and B directly through their Ethernet interfaces, as shown in the illustration. Ping attempts between the hosts are unsuccessful. What can be done to provide connectivity between the hosts?1. A crossover cable should be used in place of the straight-through cable.2. A rollover cable should be used in place of the straight-through cable.3. The subnet masks should be set to 255.255.255.192.4. A default gateway needs to be set on each host.5. The subnet masks should be set to 255.255.255.0.

1 only
2 only
3 and 4 only
1 and 5 only
2 and 5 only

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