Computer Networking
Many large organizations with their offices in different countries of the world connect their computers through telecommunication satellites and telephone lines. Such a communication network is called

LAN
EITHERNET
ECONET
None of these
WAN

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Computer Networking
You connect a host to a switch port, but the new host cannot log into the server that is plugged into the same switch. What could the problem be?

The router is not configured for the new host.
The switch port the host is connected to is not configured to the correct VLAN membership.
The host has an invalid MAC address.
The VTP configuration on the switch is not updated for the new host.

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Computer Networking
Terminals are used to

collect data from the physical system
communicate management decisions to the physical system
None of these
All of these
provide information for the manager

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Computer Networking
Terminals are required for

realtime, distributed processing, and manager inquiry
realtime, batch processing, and timesharing
realtime, timesharing, and message switching
None of these
realtime, timesharing, and distributed processing

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Computer Networking
Bulletin board system

converts digital signals to analog signals
is a modem capable of accepting commands
None of these
converts analog signals to digital signals
is a public access message system

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