NTA UGC-NET Information Technology (Part 13 of 14)
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- What was the ftrst Network that was made available
- DEeNe 1980
- Novell Netwarc
- IBM Token Ring 1985
- IBM PC Network 1981
- Answer: a
- What does the acronym (ISDN) stand for?
- Indian Standard Digital Network
- Integrated Services Digital Network
- Intelligent Services Digital Network
- Integrated Se rvices Data Network
- Answer: b
- Internet is
- network run by the US Government
- a network run by the United Nations Organisation
- a loose network not owned by anybody but used by all unive ₹ ities and governments around the globe
- a commercial information service run by Ziff Davis Co. in US
- Answer: c
- What is the name of the device that connects two computers by means of a telephone line?
- tape
- modem
- bus
- cable
- Answer: b
- Working of the WAN generally involves
- telephone lines
- microwaves
- satellites
- all of the above
- noneof tbeabove
- Answer: d
- Video is a combination of
- television
- communication
- axePuter
- all of the above
- none of the above
- Answer: d
- Communication between computers is almost always
- serial
- parallel
- series parallel
- direct
- Answer: a
- Error detection at a data link level is achieved by?
- Bit stuffing
- Hamming codes
- Cyclic redundancy code
- Equalization
- none of the above
- Answer: c
- The hnking of computers with a communication system is called
- networking
- pairing
- interfacing
- assembling
- Answer: a
- Which of the foUowing items is not used in Local Area Networks (LANs) ?
- Computer
- Mcxlem
- Printer
- Cable
- Answer: b