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4

Serial access memories are useful in applications where

A. Data consists of numbers

B. Short access time is required

C. Each stored word is processed differently

D. Data naturally needs to flow in and out in serial form

Correct Answer :

D. Data naturally needs to flow in and out in serial form


Related Questions

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The arranging of data in a logical sequence is called

A. Sorting

B. Classifying

C. Reproducing

D. Summarizing

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Which of the following is not an electronic computer?

A. ENIAC

B. ABC

C. UNIVAC

D. EDVAC

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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 programs concurrently

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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Malicious software is known as:

A. Bad ware.

B. Malware.

C. Malicious ware.

D. Illegal ware.

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The first computer introduced in Nepal was

A. IBM 1400

B. IBM 1401

C. IBM 1402

D. IBM1402

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Which of the items below are considered removable storage media?

A. Removable hard disk cartridges

B. (Magneto-optical) disk

C. Flexible disks cartridges

D. All of the above

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Which of the following registers is used to keep track of address of the memory location where the next instruction is located?

A. Memory address registers

B. Memory data register

C. Instruction register

D. Program counter

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4

The two major types of computer chips are

A. External memory chip

B. Primary memory chip

C. Microprocessor chip

D. Both b and c

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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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The computer that process both analog and digital is called

A. Analog computer

B. Digital computer

C. Hybrid computer

D. Mainframe computer

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What was the first computer to perform all calculation using electronics rather than wheels, ratchets, or mechanical switches?

A. Mark I

B. ABC

C. Z3

D. None of above

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4

The symbols used in an assembly language are

A. Codes

B. Mnemonics

C. Assembler

D. All of the above

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4

The typical computer criminal is a(n):

A. Young hacker.

B. Trusted employee with no criminal record.

C. Trusted employee with a long, but unknown criminal record.

D. Overseas young cracker.

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4

Charles Babbage was awarded by Royal Society for his

A. Difference Engine

B. Analytic Engine

C. Binary System in Analytic Engine

D. His concept of input, mill, output and storage

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4

Which of the following generation computers had expensive operation cost?

A. First

B. Second

C. Third

D. Fourth

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The ALU of a computer responds to the commands coming from

A. Primary memory

B. Control section

C. External memory

D. Cache memory

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4

Bit map terminal

A. support display containing multiple windows

B. require considerable amount of video RAM

C. requires tremendous amount of copying and hence low performance

D. all of above

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The secondary storage devices can only store data but they cannot perform

A. Arithmetic Operation

B. Logic operation

C. Fetch operations

D. Either of the above

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Which unit converts user data into machine readable form?

A. Input unit

B. Output unit

C. ALU

D. Control Unit

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ENIAC uses

A. Decimal Numbering System

B. Octal Numbering System

C. Binary Numbering System

D. Hexadecimal Numbering System

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A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.

A. Modulator

B. Demodulator

C. Modem

D. Decoder

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A section of code to which control is transferred when a processor is interrupted is known as

A. M

B. SVC

C. IP

D. MDR

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Web cam is an

A. input unit device

B. output unit device

C. processing device

D. Input and Output device

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The first electronic computer was developed by

A. J.V. Attansoff

B. Bill Gates

C. Simur Cray

D. Winton Serf

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A modern electronic computer is a machine that is meant for

A. Doing quick mathematical calculations

B. Input storage, manipulation of outputting of data

C. Electronic data processing

D. Performing repetitive tasks accurately

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IMB launched its first personal computer called IBM-PC in 1981. It had chips from Intel, disk drives from Tandon, operating system from Microsoft, the printer from Epson and the application software from everywhere. Can you name the country which contribu

A. India

B. China

C. Germany

D. Taiwan

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Which electronic component was made out of semiconductor material?

A. Vacuum tubes

B. Transistors

C. Ics

D. All of above

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What is required when more than one person uses a central computer at the same time?

A. Light pen

B. Mouse

C. Digitizer

D. Terminal

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Which is considered a direct entry input device?

A. Optical scanner

B. Mouse and digitizer

C. Light pen

D. All of the above

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A hard copy would be prepared on a

A. Line printer

B. Dot matrix Printer

C. Typewriter terminal

D. All of the above