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MCQ

An example of digital, rather than analog, communication is

DDD

DDS

WATS

DDT

None of the above

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MCQ

Which of the following statement is correct?

Teleprinters are used for printing at remote locations, not for input.

Teleprinters are same as teletypes

Teleprinters are same as x400

Teleprinters have a printer for output and keyboard for input

None of the above

Discussion

MCQ

Which of the following communications modes support two-way traffic but in only one direction of a time?

simplex

half-duplex

three-quarters duplex

full-of the above

None of the above

Discussion

MCQ

In OSI model, which of the following layer transforms information from machine format into that understandable by user

application

presentation

session

physical

None of the above

Discussion

MCQ

Which of the following files is used for NetBIOS name resolution?

HOSTS

LMHOSTS

ARP

FQDN

None of the above

Discussion

MCQ

The CCITT Recommendation X.25 specifies three layers of communications:

application, presentation and session

Session, transport and network

physical datalink and network

datalink, network and transport

None of the above

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Data Communication and Networking

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

Operating System

Disk Operating System (DOS)

Database Systems

Computer Security and Viruses

Mixed

Computer Awareness

Files and its types

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