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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?

Teletex system

Fax system

Videotex system

Microwave system

None of the above

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One important characteristic of the hub architecture of ARC-net is

directionalized transmission

access control and addressing

multiple virtual networks

alternative routing

None of the above

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Baseband is

transmission of signals without modulation

a signal all of whose energy is contained within a finite frequency range

the simultaneous transmission of data to a number of stations

All of the above

None of the above

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Which utility is an all-purpose tool for troubleshooting TCP/IP problems?

NBTSTAT

Netstat

PING

Hostname

None of the above

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HDLC (High-level Data Link Control) is

a method of determining which device has access to the transmission medium at any time

a method access control technique for multiple-access transmission media

a very common bit-oriented data link protocol issued by ISO.

network access standard for connecting stations to a circuit-switched network

None of the above

Discussion

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For connecting modem, a computer must be equipped with a port that conforms to the RS-232 standard of the Electronic Industries Association of America. What do the letters 'RS' stand for?

Recognised standard

Random sequence

Recommended standard

Registered source

None of the above

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Miscellaneous or General

Computer Basics

Computer Softwares

History and Generations

CPU and its components

Computer Languages

Computer Hardware

Input Devices

Output Devices

Computer Memory

Digital Logic Gate

Number System

Computer Codes

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Disk Operating System (DOS)

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Computer Security and Viruses

Mixed

Computer Awareness

Files and its types

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