Question # 1

Who designed the first electronics computer -ENIAC.

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Ven Neumann

Joseph M jacuard

J presper Echert and John W Mauchly

All of above

What is the latest write once optical storage media.

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Digital paper

Magneto optical disk

WORM disk

CD-ROM Disk

Which was the world's first mini computer and when was it indroduced.

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POP -1 1958

IBM System/36, 1960

PDP - II, 1961

VAX-11/780 , 1962

A plastic card similar to a credit card but having some memory and a microprocessor embedded with it is.

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Punched paper tape

Chip card

Card punch

Magnetic tape

Which of the following require large computers memory.

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Imaging

Graphics

Voice

All above

The personal computer industry was started by

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IBM

Apple

HCl

Compa

Registers, which are partially visible to users and used to hold conditional are known as

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PC

Memory address registers

General purpose register

Flags

Which statement is valid.

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1 KB = 1024 bytes

1 MB = 2048 bytes

1 MB =1000 kilobytes

1 KB = 1000 bytes

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

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Laser printer

Ink Jet printer

Drum printer

Chan printer

Which printer is very commonly used for desktop publishing

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Laser printer

Inkjet printer

Daisywheel printer

Dot matrix printer

What are the three decisions making operations performed by the ALU of a computer.

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Grater than

Less than

Eual to

All of the above

In a punch card system data is preocesed by a

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Keypunch machine sorter and posting machine

According machine posting machine and billing machine

Sorter posting machine and billing machine

According machine keypunch machine and sorter

A dumb terminal has

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An embedded microprocessor

Extensive memory

Independent processing

A keyboard and screen

A typical personal computer used for business purposes would have of RAM.

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4 KB

16 KB

256 KB

64 KB

Time, during which a job is processed by the computer is

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Delay times

Real time

Execution time

Down time

One computer that is not considered a portable computer is.

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Minicomputer

A laptop comuter

Micro coputer

All of the above

One computer that is not considered a portable is.

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Minicomputer

laptop computer

Notebook computer

All of above

Which is the following devices can be sued to directly image printed text.

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OCR

OMR

MICR

All of above

An IBM system 38 represents the computer class of.

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Small scale computer

Medium scale computer

Large scale computer

Super computer

A term used to describe interconnected computer configuration is

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Multiprogramming

Modulation

Multiprocessing

Micro program seuence

Software in computer

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Enhances the capabilities of the hardware machine

Increase the speed of central processing unit

Both of above

None of these

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PPSC Computer Science Chapter 1 Basic Computer Knowledge Online Test MCQs With Answers

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