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- Question
Which of the following signals is not standard RS - 232-C signal?
Options- A. VDR
- B. RTS
- C. CTS
- D. DSR
- E. None of the above
- Correct Answer
- VDR
- 1. What is the term used to describe addresses available on a DHCP server?
Options- A. Pools
- B. Scopes
- C. Ranges
- D. Notes
- E. None of the above Discuss
- 2. Which layer of international standard organization's OSI model is responsible for creating and recognizing frame boundaries?
Options- A. physical layer
- B. data link layer
- C. transport layer
- D. network layer
- E. None of the above Discuss
- 3. A computer that handles resource sharing and network management in a local area network. Select the best fit for answer:
Options- A. Network Server
- B. Virtual Private Network
- C. Network operating system
- D. OSI Discuss
- 4. The OCR reading unit attached to a POS terminal is called a
Options- A. light pen
- B. wand
- C. cursor
- D. All of the above
- E. None of the above Discuss
- 5. A devices that links two homogeneous packet-broadcast local networks, is
Options- A. gateway
- B. repeater
- C. bridge
- D. hub
- E. None of the above Discuss
- 6. Which of the following might be used by a company to satisfy its growing communications needs?
Options- A. front-end processor
- B. multiplexer
- C. controller
- D. concentrator
- E. All of the above Discuss
- 7. Which of the following is a wrong example of network layer:
Options- A. Internet Protocol (IP) ARPANET
- B. X. 25 Packet Level Protocol (PLP) - ISO
- C. Source routing and Domain naming - Usenet
- D. X.25 level 2 - ISO
- E. None of the above Discuss
- 8. Repeaters are often used on an 802.3 network to help strengthen the signals being transmitted. As with the length of segments and the number of segments, a limit exists as to how many repeaters can be used between any two nodes. What is the maximum number of repeaters that can be used?
Options- A. Five
- B. Two
- C. Four
- D. Six
- E. Three Discuss
- 9. Modulation is the process of
Options- A. sending a file from one computer to another computer
- B. converting digital signals to analog signals
- C. converting analog signals to digital signals
- D. echoing every character that is received
- E. None of the above Discuss
- 10. Which multiplexing technique shifts each signal to a different carrier frequency?
Options- A. FDM
- B. synchronous TDM
- C. asynchronous TDM
- D. All of the above Discuss
Networking problems
Search Results
Correct Answer: Scopes
Correct Answer: data link layer
Correct Answer: Network Server
Correct Answer: wand
Correct Answer: bridge
Correct Answer: All of the above
Correct Answer: X.25 level 2 - ISO
Correct Answer: Four
Correct Answer: converting digital signals to analog signals
Correct Answer: FDM
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