Explanation

Volume of iron =π(R2−r2)×h

=π(42−32)×21

=722​×(16−9)×21

=462cm2

Weight =10008×462​kg=3.696kg

Explanation

Magnetic tape is a medium for magnetic storage made of a thin, magnetizable coating on a long, narrow strip of plastic film.

It was developed in Germany in 1928, based on the earlier magnetic wire recording from Denmark.

Explanation

A computer virus is:  deliberately created

A virus can remain dormant in our computer, without showing any sign or symptom.

Other Questions Related to "COMPUTER VIRUS"

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Computer Virus operates by:

Dormancy and Replication

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From where a computer can get a virus?

Email and in internet

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Which is the first computer virus in World?

Creeper

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First, ever computer virus was created from -------:

Pakistan

ND11-3-2023

Explanation

Explanation

Allegory

تمثیل

Fable

افسانہ

Explanation

outrage

غصہ

Explanation

Located on the north side of Jeddah, Saudi Arabia, it is planned to be the first 1 km (3,281 ft) tall building, and the centrepiece and first phase of a development and tourist attraction known as Jeddah Economic City.

Explanation

To behave deceptively; the “colors” of a ship are its identifying flags: “It turned out that the door-to-door sales rep was sailing under false colors and was actually a swindler.”

Explanation

He does not believe in caste an creed .

Explanation

Electronic record-keeping helps businesses cut down on clutter and more easily navigate their employee files and tax paperwork.