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4

When was the world's first laptop computer introduced in the market and by whom?

A. Hewlett-Packard

B. Epson, 1981

C. Laplink traveling software In1982

D. Tandy model-2000, 1985

Correct Answer :

B. Epson, 1981


Related Questions

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VGA is

A. Video Graphics Array

B. Visual Graphics Array

C. Volatile Graphics Array

D. Video Graphics Adapter

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4

What is a brand?

A. The name of companies that made computers

B. The name of product a company gives to identify its product in market

C. A name of class to indicate all similar products from different companies

D. All of above

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4

What is the main difference between a mainframe and a super computer?

A. Super computer is much larger than mainframe computers

B. Super computers are much smaller than mainframe computers

C. Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many

D. Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.

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4

Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):

A. Hacker-proof program.

B. Firewall.

C. Hacker-resistant server.

D. Encryption safe wall.

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4

Which statement is valid about interpreter?

A. It translates one instruction at a time

B. Object code is saved for future use

C. Repeated interpretation is not necessary

D. All of above

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4

In order to play and hear sound on a computer, one needs:

A. A sound card and speakers

B. A microphone

C. All of them required

D. None of them required

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4

Which unit holds data temporarily?

A. Input unit

B. Secondary storage unit

C. Output Unit

D. Primary Memory Unit

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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

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

Most of the first generation computers were

A. Special purpose computers

B. General purpose computers

C. Both of above

D. None of above

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4

The common name for the crime of stealing passwords is:

A. Jacking.

B. Identity theft.

C. Spoofing.

D. Hacking.

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4

When was the first electro-mechanical computer developed?

A. 1880

B. 1990

C. 1944

D. None of above

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Any type of storage that is used for holding information between steps in its processing is

A. CPU

B. Primary storage

C. Intermediate storage

D. Internal storage

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Which is the highest form?

A. Data

B. Information

C. Knowledge

D. All of above

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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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Before a disk can be used to store datA. It must be

A. Formatted

B. Reformatted

C. Addressed

D. None of the above

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The data recording format in most of the modern magnetic tape is

A. 7-bit ASCII

B. 7-bit EBCDIC

C. 8-bit ASCII

D. 8-bit EBCDIC

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4

One millisecond is

A. 1 second

B. 10th of a seconds

C. 1000th of a seconds

D. 10000th of a seconds

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What was the name of the first commercially available microprocessor chip?

A. Intel 308

B. Intel 33

C. Intel 4004

D. Motorola 639

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The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as

A. Magnetic core memory

B. Magnetic tape memory

C. Magnetic disk memory

D. Magnetic bubble memory

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4

The storage subsystem in a microcomputer consists mainly of or media with varying capacities

A. Memory or video

B. Magnetic or optical

C. Optical or memory

D. Video or magnetic

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4

Why is it unethical to share copyrighted files with your friends?

A. It is not unethical, because it is legal.

B. It is unethical because the files are being given for free.

C. Sharing copyrighted files without permission breaks copyright laws.

D. It is not unethical because the files are being given for free.

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4

The digital computer was developed primarily in

A. USSR

B. Japan

C. USA

D. UK

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Which of the following is not an output device?

A. Scanner

B. Printer

C. Flat Screen

D. Touch Screen

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4

Floppy disks typically in diameter

A. 3

B. 5.25

C. 8

D. All of above

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The commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called

A. ASCII

B. EBCDIC

C. BCD

D. All of above

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The list of coded instructions is called

A. Computer program

B. Algorithm

C. Flowchart

D. Utility programs

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Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as

A. PC

B. Flags

C. Memory Address Registers

D. General Purpose Registers

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4

Which of the following statement is valid?

A. Lady Augusta is the first programmer

B. Ada is the daughter of Lord Byron, a famous English poet

C. ADA is a programming language developed by US Defense

D. All of above

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4

Where as a computer mouse moves over the table surface, the trackball is

A. Stationary

B. Difficult to move

C. Dragged

D. Moved in small steps