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4

An intentionally disruptive program that spreads from program to program or from disk to disk is known as a:

A. Trojan horse.

B. Virus.

C. Time bomb.

D. Time-related bomb sequence.

Correct Answer :

B. Virus.


Related Questions

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4

What is a compiler?

A. A compiler does a conversion line by line as the program is run

B. A compiler converts the whole of a higher level program code into machine code in one step

C. A compiler is a general purpose language providing very efficient execution

D. None of the above

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4

Which operation is not performed by computer

A. Inputting

B. Processing

C. Controlling

D. Understanding

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4

Digital devices are

A. Digital Clock

B. Automobile speed meter

C. Clock with a dial and two hands

D. All of them

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4

Which of the following memory medium is not used as main memory system?

A. Magnetic core

B. Semiconductor

C. Magnetic tape

D. Both a and b

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4

Which part of the computer is directly involved in executing the instructions of the computer program?

A. The scanner

B. The main storage

C. The secondary storage

D. The processor

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4

Which of the following is the first computer to use Stored Program Concept?

A. UNIVAC

B. ENIAC

C. EDSAC

D. None of above

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4

The difference between memory and storage is that memory is _____ and storage is __

A. Temporary, permanent

B. Permanent, temporary

C. Slow, fast

D. All of above

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4

The silicon chips used for data processing are called

A. RAM chips

B. ROM chips

C. Micro processors

D. PROM chips

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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

A self replicating program, similar to a virus which was taken from a 1970s science fiction novel by John Bruner entitled the Shockwave Rider is

A. Bug

B. Vice

C. Lice

D. Worm

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4

________ provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously

A. Multitasking

B. Multithreading

C. Multiprocessing

D. Multicomputing

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4

Light pen and joystick are________

A. Algorithm

B. Input devices

C. Output devices

D. Portals

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4

Memory is made up of

A. Set of wires

B. Set of circuits

C. Large number of cells

D. All of these

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4

________ is the key to close a selected drop -down list; cancel a command and close a dialog box.

A. TAB

B. SHIFT

C. ESC

D. F10

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4

Which of the following is not input unit device?

A. scanner

B. camera

C. plotter

D. digitizer

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4

EPROM can be used for

A. Erasing the contents of ROM

B. Reconstructing the contents of ROM

C. Erasing and reconstructing the contents of ROM

D. Duplicating ROM

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4

The terminal device that functions as a cash register, computer terminal, and OCR reader is the:

A. Data collection terminal

B. OCR register terminal

C. Video Display terminal

D. POS terminal

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4

The report card and merit list forms the

A. Output data

B. Data processing

C. Central Processing

D. Input data

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4

A byte consists of

A. One bit

B. Four bits

C. Eight bits

D. Sixteen bits

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4

The arranging of data in a logical sequence is called

A. Sorting

B. Classifying

C. Reproducing

D. Summarizing

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4

What is the first stage in software development?

A. Specification and design

B. Testing

C. System Analysis

D. Maintenance

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4

What is the latest write-once optical storage media?

A. Digital paper

B. Magneto-optical disk

C. WORM disk

D. CD-ROM disk

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4

DOS stands for

A. Disk Operating System

B. Disk operating session

C. Digital Operating System

D. Digital Open system

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4

Who invented Integrated Circuits?

A. Jack Kilby

B. Robert Noyce

C. Both of above

D. None of above

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4

Which programming language is based on Algol 60.

A. PILOT

B. SNOBOL

C. ADA

D. SIMULA

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4

In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?

A. Motherboard

B. Daughterboard

C. Bredboard

D. Fatherboard

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4

A DVD is an example of a (n)-

A. hard disk

B. optical disc

C. output device

D. solid-state storage device

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4

The output quality of a printer is measured by

A. Dots per inch

B. Dot per sq. inch

C. Dots printed per unit time

D. All of above

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4

In which year was chip used inside the computer for the first time?

A. 1964

B. 1975

C. 1999

D. 1944

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Which of the following have the fastest access time?

A. Semiconductor Memories

B. Magnetic Disks

C. Magnetic Tapes

D. Compact Disks