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MCQ

A modem is connected in between a telephone line and a

network

computer

communication adapter

serial port

None of the above

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MCQ

When you ping the loopback address, a packet is sent where?

On the network

Down through the layers of the IP architecture and then up the layers again

Across the wire

through the loopback dongle

None of the above

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MCQ

The size or magnitude of a voltage or current waveform is

Amplitude

Aloha

Angle Modulation

Attenuation

None of the above

Discussion

MCQ

Which of the following statement is correct?

Satellite transponders use a higher frequency for reception of radiation from earth stations and lower frequency for transmission to earth stations.

Satellite transponders contain a device that echos the radiation without change from one point on earth to another

Satellite transponder contain devices that transform the message sent from one location on earth to a different code for transmission to another location

satellite transponders us lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations

None of the above

Discussion

MCQ

Which of the following statement is incorrect?

The Addresses Resolution Protocol, ARP, allows a host to find the physical address of a target host on the same physical network, given only the target IP address.

The sender's IP - to- physical address binding is included in every ARP broadcast

receivers update the IP-to-Physical address binding information in their cache before processing an ARP packet.

ARP is a low-level protocol that hides the underlying network physical addressing, permitting us to assign IP-addresses of our choice to every machine.

All of the above

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MCQ

The X.25 standard specifies a

technique for start-stop data

technique for dial access

DTE/DCE interface

data bit rate

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

Operating System

Disk Operating System (DOS)

Database Systems

Computer Security and Viruses

Mixed

Computer Awareness

Files and its types

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