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MCQ

The transport layer protocol is connectionless.

NVT

FTP

TCP

UDP

None of the above

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MCQ

With telecommunications and a personal computer you can

"download" free public domain programs

send letters to be printed and delivered by the post office

order goods at a substantial discount

All of the above

None of the above

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MCQ

Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?

one bit or any odd number of bits inverted in a block of data during transmission

two bits or any even number of bits inverted in a block during transmission

one bit or any odd number of bits inverted in a byte during transmission

two bits or any even number of bits inverted in a byte during transmission

None of the above

Discussion

MCQ

When customers of a Web site are unable to access it due to a bombardment of fake traffic, it is known as:

A virus

A Trojan Horse

Cracking

A denial of service attack.

Discussion

MCQ

A wireless network uses .......... waves to transmit signals.

Mechanical

Radio

Sound

Magnetic

None of these

Discussion

MCQ

If digital data rate of 9600 bps is encoded using 8-level phase shift keying (PSK) method, the modulation rate is

1200 bands

3200 bands

4800 bands

9600 bands

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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