Computer Networking
Error detection at a data link level is achieved by

bit stuffing
None of these
cyclic redundancy codes
Hamming codes
equalization

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Computer Networking
Which three statements are true about the operation of a full-duplex Ethernet network?1. There are no collisions in full-duplex mode.2. A dedicated switch port is required for each full-duplex node.3. Ethernet hub ports are preconfigured for full-duplex mode.4. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.5. The host network card and the switch port must be capable of operating in full-duplex mode.

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

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Computer Networking
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?

Electronic newspaper
Electronic mail
None of these
Paperless office
Global network

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Computer Networking
If you configure the TCP/IP address and other TCP/IP parameters manually, you can always verify the configuration through which of the following? Select the best answer.

Network Properties dialog box
None of these
Server Services dialog box
Advanced Properties tab of TCP/ IP Info.
DHCPINFO command-line utility

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