Computer Networking
A high speed communication equipment typically would not be needed for

E-mail
All of these
Transferring large volume of data
Supporting communication between nodes in a LAN

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

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

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

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