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The basic operations performed by a computer are

A. Arithmetic operation

B. Logical operation

C. Storage and relative

D. All the above

Correct Answer :

D. All the above


Related Questions

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4

Why are vacuum tubes also called valves?

A. Because they can amplify the weak signals and make them strong

B. Because they can stop or allow the flow of current

C. Both of above

D. None of above

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4

The device that can both feed data into and accept data from a computer is

A. ALU

B. CPU

C. Input-Output device

D. All of the above

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4

An integrated circuit is

A. A complicated circuit

B. An integrating device

C. Much costlier than a single transistor

D. Fabricated on a tiny silicon chip

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4

Which part of the computer is used for calculating and comparing?

A. Disk unit

B. Control unit

C. ALU

D. Modem

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4

A computer consists of

A. A central processing unit

B. A memory

C. Input and output unit

D. All of the above

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4

FORTRAN programming language is more suitable for ____

A. Business Applications

B. Marketing Applications

C. Scientific Applications

D. None of the above

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4

Once you load the suitable program and provide required data, computer does not need human intervention. This feature is known as

A. Accuracy

B. Reliability

C. Versatility

D. Automatic

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4

A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called

A. Laser printer

B. Ink-jet printer

C. Drum printer

D. Chan printer

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4

ASCII stands for

A. American Stable Code for International Interchange

B. American Standard Case for Institutional Interchange

C. American Standard Code for Information Interchange

D. American Standard Code for Interchange Information

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4

High density double sided floppy disks could store of data

A. 1.40 MB

B. 1.44 GB

C. 1.40 GB

D. 1.44 MB

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4

Artificial Intelligence is associated with which generation?

A. First Generation

B. Second Generation

C. Fifth Generation

D. Sixth Generation

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4

Daisy wheel printer is a type of

A. Matrix printer

B. Impact printer

C. Laser printer

D. Manual printer

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4

Microprocessors as switching devices are for which generation computers

A. First Generation

B. Second Generation

C. Third Generation

D. Fourth Generation

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Coded entries which are used to gain access to a computer system are called

A. Entry codes

B. Passwords

C. Security commands

D. Code words

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4

The ALU of a computer responds to the commands coming from

A. Control section

B. Primary memory

C. External memory

D. Cache memory

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4

Which of the following is not a valid size of a Floppy Disk?

A. 8?

B. 5 ¼?

C. 3 ½?

D. 5 ½?

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4

Which of the following is a feature of fifth generation computers?

A. Use of natural language

B. artificial intelligence

C. bio-chips

D. All of above

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4

When was the X window system born?

A. 1984

B. 1989

C. 1988

D. 1990

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4

Multi user systems provided cost savings for small business because they use a single processing unit to link several

A. Personal computers

B. Workstations

C. Dumb terminals

D. Mainframes

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4

Personnel who design, program, operates and maintains computer equipment refers to

A. Console-operator

B. Programmer

C. Peopleware

D. System Analyst

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4

The subject of cybernetics deals with the science of

A. Genetics

B. Control and communication

C. Molecular biology

D. Biochemistry

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4

The earliest calculating devices are

A. Abacus

B. Clock

C. Difference Engine

D. None of these

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4

Which statement is valid about computer program?

A. It is understood by a computer

B. It is understood by programmer

C. It is understood user

D. Both a & b

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4

Hard disk is coated in both sides with

A. Magnetic metallic oxide

B. Optical metallic oxide

C. Carbon layer

D. All of the above

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4

What is meant by a dedicated computer?

A. Which is used by one person only?

B. Which is assigned one and only one task?

C. Which uses one kind of software?

D. Which is meant for application software?

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4

The advantage of COM are its __ and __

A. Compact size; speed readability

B. Compact size, speed

C. Readability; speed

D. Low cost; readability

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4

Who invented Analytical engine?

A. Blaise Pascal

B. George Bool

C. Charles Babbage

D. Dr. Herman Hollerith

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4

In 1999, the Melissa virus was a widely publicised:

A. E-mail virus.

B. Macro virus.

C. Trojan horse.

D. Time bomb.

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4

Which statement is valid about computer program?

A. It is understood by a computer

B. It is understood by programmer

C. It is understood user

D. Both a & b

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4

MICR stands for

A. Magnetic Ink Character Reader

B. Magnetic Ink Code Reader

C. Magnetic Ink Cases Reader

D. None