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MCQ

Q.

Magnetic storage devices can represent binary 0 by the absence of?

A

A magnetic field

B

Magnetic tape

C

Static electricity

D

It cannot possible.

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Similar Questions

MCQ

1.

Which memory is nonvolatile and may be written only once?

A

RAM

B

EE-ROM

C

RAM

D

PROM

E

None of the above

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2.

Which of the following has the most capacity?

A

CD-R

B

CD-RW

C

DVD

D

VCD

E

Floppy Disk

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3.

In a PC, how much memory is available to application software?

A

1024 KB

B

760 KB

C

640 KB

D

560 KB

E

2048 KB

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4.

A type of semiconductor memory that usually has small capacity but very fast access is

A

PROM

B

RAM

C

Scratchpad

D

ROM

E

None of the above

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5.

What is backup?

A

Adding more components to your network

B

Protecting data by copying it from the original source to a different destination

C

Filtering old data from the new data

D

Accessing data on tape

E

None of these

Discussion

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