Discussion
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- Question
The amount of uncertainty in a system of symbol is called
Options- A. Bandwidth
- B. Entropy
- C. loss
- D. Quantum
- E. None of the above
- Correct Answer
- Entropy
- 1. In geosynchronous orbit, satellite
Options- A. remains in a fixed position so that as earth rotates, it can fully cover the earth
- B. remains in a fixed position related to points on earth
- C. moves faster than the earth's rotation so that it can cover larger portion of earth.
- D. moves simultaneously
- E. None of the above Discuss
- 2. The standard suit of protocols used by the Internet, intranets, extranets, and some other networks.
Options- A. TCP/IP
- B. Protocol
- C. Open Systems
- D. Internetwork processor Discuss
- 3. A communications device that combines transmissions from several 1/ O devices into one line is a:
Options- A. concentrator
- B. modifier
- C. multiplexer
- D. full-duplex line
- E. None of the above Discuss
- 4. The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?
Options- A. A logical address that identifies the workstation
- B. A physical address that is randomly assigned each time the computer is started
- C. A physical address that is assigned by the manufacturer
- D. The logical domain address for the workstation
- E. An alias for the computer name Discuss
- 5. A WATS arrangement
Options- A. is always less expensive than flat-rate service
- B. is less expensive than flat-rate service only when the number of calls is large and the duration of each is short
- C. is less expensive than flat-rate service only when the number of calls is small and the duration of each is long
- D. is never less expensive than flat-rate service
- E. None of the above Discuss
- 6. Which of the following digits are known as the area code of the Network User Address (NUA)?
Options- A. 5-7
- B. 1-4
- C. 8-12
- D. 13-14
- E. None of the above Discuss
- 7. In CRC there is no error if the remainder at the receiver is _____.
Options- A. the quotient at the sender
- B. nonzero
- C. zero
- D. equal to the remainder at the sender
- E. None of the above. Discuss
- 8. End-to-end connectivity is provided from host-to-host in:
Options- A. Network layer
- B. Session layer
- C. Data link layer
- D. Transport layer
- E. None of the above Discuss
- 9. Sending a file from your personal computer's primary memory or disk to another computer is called
Options- A. uploading
- B. downloading
- C. logging on
- D. hang on Discuss
- 10. 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
Options- A. LAN
- B. WAN
- C. ECONET
- D. EITHERNET
- E. None of the above Discuss
Networking problems
Search Results
Correct Answer: remains in a fixed position so that as earth rotates, it can fully cover the earth
Correct Answer: TCP/IP
Correct Answer: multiplexer
Correct Answer: A physical address that is assigned by the manufacturer
Correct Answer: is less expensive than flat-rate service only when the number of calls is large and the duration of each is short
Correct Answer: 5-7
Correct Answer: the quotient at the sender
Correct Answer: Transport layer
Correct Answer: uploading
Correct Answer: WAN
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