A program that neither replicates or copies itself, but does damage or compromises the security of the computer. Which 'Computer Virus' it is?

Options: Joke Program,    Worm,    Trojan,    Hoax


More technology Related questions:

Who is 1988 announced the latest version of CD-ROM called CD-ROMXA (extended architecture) which provides a documented means of integrating digital audio with computer data on a CD-ROM disk?
Options: Sony,    Philips,    Microsoft,    All of the above

Ans:D ,D

ODBC minimum SQL grammar contains which of the following?
Options: INSERT, UPDATE, DELETE only,    Stored Procedures only,    Literals for date, time and timestamp only,    CREATE VIEW, DROP VIEW only

Ans:A ,A

Writer of himachal predesh parichay
Options: D N majumdar, T S Negi, devraj sharma, J huchission, ranjor singh,

Ans:devraj sharma,devraj sharma

0.You have got a bunch of digital holiday photo you want to put into a slide show. What the quickest method?
Options: (A)Apply a multiple-picture layout to several slides, and use the clipart icon on the slides to import your picture (B) On the insert menu, point to the picture, click from file, and select your picture in a group for each slide (C) On the insert menu, point the picture and click new photo album (D) All of the above 11

Ans:110. (A),110. (A)

Database management systems are intended to:
Options: eliminate data redundancy,    establish relationships among records in different files,    manage file access,    maintain data integrity

Ans:E ,E

What is a negative ion?
Options: An atom that contains more electrons than neutrons,    An atom that contains more protons than neutrons,    An atom that contains more electrons than protons,    An atom that contains more protons than electrons

Ans:C ,C

Uniform Symbols Table
Options: contains all constants in the program,    a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure.,    consists of a full or partial list of the token's as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation,    a permanent table which lists all key words and special symbols of the language in symbolic form.

Ans:C ,C

The ALU and control unit of most of the microcomputers are combined and manufacture on a single silicon chip. What is it called?
Options: a . monochip b . microprocessor c. ALU d . control unit 


What Thomas Davenport invented?
Options: Screw propellor,    Electric streetcar,    Chesterfield,    Sleeping (railway) car


5.In Excel Multiple calculations can be made in a single formula using
Options: (A)standard formulas (B) array formula (C) complex formulas (D) smart formula 11

Ans:115. (B),115. (B)

To produce sound it is necessary that
Options: the source should execute longitudinal vibrations,    the source should execute transverse vibrations,    the source may execute any type of vibrations,    the vibrations of source are not necessary


720. sansad ke do satron ke beech adhikatam avadhi kitanee ho sakatee hai?
Options: NA

Ans: 6 maas, 6 maas

. Which of the following is invalid statement?
Options: a. Sheet tabs can be colored b. Some picture can be applied as a background of a sheet c. You can set the column width automatically fit the amount of text d. The width of a row and be specified manually or fit automatically

Ans:– d,– d

609. thal sena divas kab manaaya jaata hai?
Options: NA

Ans: 15 janavaree, 15 janavaree

Which of the following is used as a lubricant?
Options: Graphite,    Silica,    Iron Oxide,    Diamond


. Which short cut key inserts a new slide in current presentation?
Options: a.  Ctrl+N b.  Ctrl+M c.  Ctrl+S d.  All of above

Ans:0 – B ,0 – B

In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.
Options: AND,    OR,    NAND,    NOR

Ans:B ,B

2.Components such as wheel, chain, handle etc are assembled to produce bicycle. The use of bicycle as transportation device is considered to be
Options: (A)Functional property (B) Non-functional property (C) Software system (D) None of these 7

Ans:72. (A),72. (A)

13. Which command can be used to create the disk’s tracks and sectors?
Options: a. Fdisk b. Format c. Chkdsk d. Attrib

Ans:Correct Answer: b ,Correct Answer: b

. By programmable machine we mean
Options: A) computers B) modern television C) washing machines D) anything that can be set to perform different taks with suitable programs


Options: format, header and footer B. view, footer C. insert, header and footer D. view, header and footer

Ans:– D ,

. An error in computer data is called
Options: A) Chip B) Bug C) CPU D) Storage device


72. doorabeen ka aavishkaar kisane kiya tha?
Options: NA

Ans: gaililiyo ne, gaililiyo ne

What table shows the electrical state of a digital circuit's output for every possible combination of electrical states in the inputs?
Options: Function table,    Truth table,    Routing table,    ASCII table

Ans:B ,B

5.Window class, onCreate/1 ,defines
Options: (A)is executed when a visible window is being created (B) is executed when a window is being closed, it is possible to prevent the window from closing (C) when the background of a window must be erased this event is executed (D) when a window must be re-painted this event is executed 1

Ans:15. (A),15. (A)

1.In disk storage devices the width of head is:
Options: (A)Same of the track (B) More than of the track (C) Less than of the track (D) None is true. 17

Ans:171. (A),171. (A)

7.Which of the following provides a means of printing out features notes with a miniature slide on a printed page?
Options: (A)Slides with animation (B) Outline view (C) Notes page (D) Audience handout 12

Ans:127. (D),127. (D)

7.In disk storage devices during read and write operation
Options: (A)Head is rotate while platter is stationary (B) Head is stationary while platter rotates (C) Head and platter are both stationary (D) None is true 16

Ans:167. (B),167. (B)

Which of the following occurs when one transaction reads a changed record that has not been committed to the database?
Options: Nonrepeatable read,    Phantom read,    Dirty read,    Consistent read

Ans:C ,C

. Charles Babbage is considered the father of modern computers because
Options: A) of his difference engine B) of his analytical engine C) his concept of input, mill and output D) All of above


The most common security failure is
Options: carelessness by users,    depending on passwords,    too much emphasis on preventing physical access,    insufficient technology used to prevent breaches

Ans:A ,A

The ridges of the waves are where the jet stream of waves closes to the
Options: poles,    equator,    prime meridian,    None of the above


This part-time race car driver invented the bucket seat in 1969. Who was he??
Options: Steve McQueen,    Harrison Frazier,    Paul Newman,    John Wayne


. Essential business letter elements include the _____.
Options: a. date line and inside address b. message c. signature block d. all of the above

Ans:– D,– D

624. roos kee mudra kaunasee hai?
Options: NA

Ans: rubal, rubal

A programmable controller:
Options: allows faster machine checkout,    is easier to troubleshoot than standard relay logic,    both (a) and (b),    All of the above

Ans:C ,C

6.Which of the following toolbars provide different options in various master views?
Options: (A)Common tasks toolbar (B) Drawing toolbar (C) Formatting toolbar (D) Standard toolbar 8

Ans:86. (A),86. (A)

Vision sensors:
Options: will remain very costly,    can not improve much in the next decade,    will more closely match the capabilities of the human eye,    All of the above

Ans:C ,C

A computer system consisting of its processor, memory and I/O devices accepts data, processes it and produces the output results. Can you tell in which component is the raw data fed?
Options: Mass Memory,    Main memory,    Logic unit,    Arithmetic unit

Ans:B ,B

. Assembly language started to be used from
Options: A) first generation computers B) second generation computers C) third generation computers D) fourth generation computers


. Which one of the following key is used to refresh the active window?
Options: a. F7 b. F8 c. F9 d. F5

Ans:6 – d ,6 – d

A file produced by a spreadsheet
Options: is generally stored on disk in an ASCII text format,    can be used as it by the DBMS,    can be used for graphic,    All of the above

Ans:A ,A

Which of the following causes Poliomyelitis?
Options: Dengue virus,    Enterovirus,    Mumps virus,    Rhabdovirus


798. pashchimee aur poorvee ghaat kin pahaadiyon mein milate hain?
Options: NA

Ans: neelagiri, neelagiri

A type of channel used to connect a central processor and peripherals which uses multipling is known as
Options: Modem,    Network,    Multiplexer,    All of the above

Ans:C ,C

0. To “Debug” the System means ________
Options: Find the Correct Software B. Find the Correct Hardware C. Find and Install correct System D. Find and Correct Errors on System

Ans: – D ,

Sharad Joshi Samman is awarded for
Options: Cartoon,    Satire and essay,    Trade Union Activity,    Social Service


Instructions and memory address are represented by
Options: A) Character code B) Binary codes C) Binary word D) Parity bit


What is the pH of pure water ?
Options: NA


A combinational logic circuit which is used when it is desired to send data from two or more source through a single transmission line is known as
Options: encoder,    decoder,    multiplexer,    demultiplexer

Ans:C ,C