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- Question
Identify the odd term amongst the following group:
Options- A. Coaxial cable
- B. Optical fibre
- C. Twisted pair wire
- D. Microwaves
- E. None of the above
- Correct Answer
- Microwaves
- 1. The physical layer, in reference to the OSI model, defines
Options- A. data link procedures that provide for the exchange of data via frames that can be sent and received
- B. the interface between the X.25 network and packet mode device
- C. the virtual circuit interface to packet-switched service
- D. All of the above
- E. None of the above Discuss
- 2. You are working with a network that is 172.16.0.0 and would like to have the maximum number of hosts per subnet. This assumes support for eight subnets. What subnet mask should you use?
Options- A. 255.255.192.0
- B. 255.255.224.0
- C. 255.255.240.0
- D. 255.255.248.0
- E. 255.255.255.0 Discuss
- 3. Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want?
Options- A. Teletex system
- B. Fax system
- C. Videotex system
- D. Microwave system
- E. None of the above Discuss
- 4. A teleprocessing system may consist of
Options- A. user systems
- B. communications systems
- C. computer center systems
- D. All of the above
- E. None of the above Discuss
- 5. You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports four subnets and a maximum number of hosts?
Options- A. 255.255.255.192
- B. 255.255.255.224
- C. 255.255.255.240
- D. 255.255.255.248
- E. 255.255.255.252 Discuss
- 6. Which of the following divides the high speed signal into frequency bands?
Options- A. t-switch
- B. modem
- C. frequency-division multiplexer
- D. time-division multiplexer
- E. None of the above Discuss
- 7. 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?
Options- A. Paperless office
- B. Electronic mail
- C. Global network
- D. Electronic newspaper
- E. None of the above Discuss
- 8. Which utility is useful for finding the local host name?
Options- A. NBTSTAT
- B. Netstat
- C. PING
- D. Hostname
- E. None of the above Discuss
- 9. Bandlimited signal is
Options- A. transmission of signals without modulation
- B. a signal all of whose energy is contained within a finite frequency range
- C. simultaneous transmission of data to a number of stations
- D. All of the above
- E. None of the above Discuss
- 10. What is the first octet range for a class C IP address?
Options- A. 192 - 255
- B. 192 - 223
- C. 192 - 226
- D. 128 - 191
- E. 1 - 126 Discuss
Networking problems
Search Results
Correct Answer: the interface between the X.25 network and packet mode device
Correct Answer: 255.255.240.0
Correct Answer: Videotex system
Correct Answer: All of the above
Correct Answer: 255.255.255.224
Correct Answer: frequency-division multiplexer
Correct Answer: Electronic mail
Correct Answer: Hostname
Correct Answer: a signal all of whose energy is contained within a finite frequency range
Correct Answer: 192 - 223
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