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Computer Networking

Computer Networking
The _____ houses the switches in token ring.

None of these
nine-pin connector
NIC
MAU
transceiver

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Computer Networking
What is the port number for HTTP?

None of these
80
99
86
23

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Computer Networking
What does RIPv2 use to prevent routing loops?1. CIDR2. Split horizon3. Authentication4. Classless masking5. Holddown timers

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

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Computer Networking
The synchronous modems are more costly than the asynchronous modems because

None of these
they operate with a larger bandwidth
they contain clock recovery circuits
they produce large volume of data
they transmit the data with stop and start bits.

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Computer Networking
You are trying to decide which type of network you will use at your office, and you want the type that will provide communication and avoid collisions on the cable. Which of the following is the best choice?

Token-Ring
CSMA/CA
CSMA/CD
Ethernet
ARCnet

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Computer Networking
What frequency range is used for TV transmission and low power microwave applications?

Super High Frequency : 3000 MHz to 30000 MHz
None of these
Ultra High Frequency : 300 MHz to 3000 MHz
Very Low Frequency : 3 kHz to 30 kHz
Medium Frequency : 300 kHz to 3 MHz

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