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MCQ

How many devices does USB support?

127

125

100

225

None of the above

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In laser technology, what happens during the transfer stage?

Residual toner is transferred to the waste receptacle

The laser transfers the image from the drum to the paper.

The image is transferred from the drum to the paper

A negative charge is transferred to the surface of the drum

None of the above

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MCQ

How many IRQs does a chain of USB devices require?

None of the above

Discussion

MCQ

A customer attached an external drive to his notebook computer but the computer is not recognizing it. What should be considered?

The cables are attached firmly

The external drive has been pre

The external drive was attached before the computer was on

The external drive is turned on

All of the above

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MCQ

Which is LEAST likely to interfere with upgrading to a newer DOS version?

ROM BIOS

Video controller

Compressed drives

Existing backup files

None of the above

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MCQ

What is the best ground for a conductive work bench?

AC outlet

Ground to bench

To the motherboard

To the PC's Chassis

None of the above

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Engineering

General

Medical

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category More Computer Fundamentals Topics

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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