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MCQ

The OCR reading unit attached to a POS terminal is called a

light pen

wand

cursor

All of the above

None of the above

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To connect a computer with a device in the same room, you might be likely to use

a coaxial cable

a dedicated line

a ground station

All of the above

None of the above

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Who invented the modem?

Wang Laboratories Ltd.

AT & T Information Systems, USA

Apple Computers Inc.

Digital Equipment Corpn.

None of the above

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What is the default subnet mask for a class A network?

127.0.0.1

255.0.0.0

255.255.255.0.0

255.255.255.0

None of the above

Discussion

MCQ

ICMP (Internet Control Message Protocol) is

a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address

a TCP/IP high level protocol for transferring files from one machine to another

a protocol used to monitor computers

a protocol that handles error and control messages

None of the above

Discussion

MCQ

If a firm wanted to transmit data from 1,000 punched cards to a remote computer, they would use a(n)

POS terminal

data collection terminal

batch processing terminal

intelligent terminal

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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