The 2's complement of a binary no. is obtained by its 1's complement.

Options: 0 ,    1,    10,    12


More Computer Fundamental Related questions:

wHO has named India’s richest person in Forbes latest list ?
Options: NA

Ans:Mukesh Ambani,Mukesh Ambani

1.A repository for data, usually covering some specific topic is called
Options: (A)Data acquisition (B)Data bank (C) Real time (D)Database 10

Ans:101. (B),101. (B)

A regular subquery can be processed:
Options: from the top down.,    from the bottom up.,    by nesting.,    None of the above is correct.

Ans:B ,B

Union officials receive the same type of education as
Options: top level managers,    the rank and file employees,    low level managers,    All of the above

Ans:C ,C

Which of the following terminals' output most closely resembles the output produced by a plotter?
Options: graphics terminal,    POS terminal,    hardcopy terminal,    all the above

Ans:A ,A

The nickname of Glenn McGrath is what?
Options: Ooh Ahh,    Penguin,    Big Bird,    Pigeon


Options: is an interface between two data circuit terminating equipment as examplified by a local and remote modem,    is an interface standard between Data terminal Equipment and Data Circuit Terminating Equipment,    specifies only the mechanical characteristics of an interface by providing a 25-pin connector,    requires only 7 pin out of 25 in order to transmit digital data over public telephone lines

Ans:B ,B

The complexity of linear search algorithm is
Options: A)O(n) b.O(log n) c.O(n2) d.O(n log n)


Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?
Options: COM,    BAT,    EXE,    SYS

Ans:B ,B

Customer credit-granting decisions should be incorporated into the
Options: inventory control system,    accounts receivable systems,    sales order entry system,    sales analysis system

Ans:C ,C

What was the total number of UNIVAC-I sold eventually and by which company?
Options: A -30 British Tabulating Machine Co. (BTM), B -40 International Business Machines (IBM), C - 48 Remington Rand, D- 40 International Computer Ltd. (ICL)

Ans:C ,48

Options: NA

Ans: 871. bhaarat mein daak soochakaank pranaalee (pin kod pranaalee) ka shubhaarambh kab hua?, 871. bhaarat mein daak soochakaank pranaalee (pin kod pranaalee) ka shubhaarambh kab hua?

. Which of the following statements about a tab control in a form is incorrect?
Options: a. It can contain only one object. b. It defines a layered space. c. It is a control object. d. It is created in multipage forms.

Ans:– a,– a

When mapping a supertype/subtype relationship which of the following is true?
Options: The supertype primary key is assigned to each subtype.,    The subtype primary key is assigned to each supertype.,    There is no link between the supertype/subtype entities.,    There is no primary key/foreign key relationship between a supertype/subtype.

Ans:A ,A

249. koee vidheyak dhan vidheyak hai ya nahin, isaka nirnay kaun karata hai?
Options: NA

Ans: lokasabha adhyaksh, lokasabha adhyaksh

MAC Address is the example of
Options: Transport Layer B. Data Link Layer C. Application Layer D. Physical Layer

Ans:– B ,

Which of the following is not process states?
Options: New B. Running C. Ready D. Finished

Ans:– D ,

Which of the following is a voiceband channel?
Options: Telephone line,    Telegraph line,    Coaxial cable,    Microwave systems

Ans:A ,A

The system study project includes
Options: system analysis,    system design,    implementation,    both (a) and (b)

Ans:D ,D

4.Window class, onMouseMove/5 , defines
Options: (A)the window wants to know what cursor it must display for the mouse pointer (B) the mouse is moved over a window (C) when a mouse button is pressed this event is executed (D) a mouse button is released 2

Ans:24. (B),24. (B)

. The Word Count command on the Tools menu displays the number of words as well as the number of _____ in the current document.
Options: a. lines b. characters c. paragraphs d. all of the above

Ans:– D,– D

Which of the following abilities is/are required for both the system programmer and the EDP auditor?
Options: knowledge in computer science,    knowledge in accounting applications,    two of the above,    knowledge in information systems

Ans:A ,A

You suspect a virus has entered your computer. What will not be affected by the virus?
Options: CMOS,    Boot sector,    Floppy disks,    Program files

Ans:A ,A

You can copy data or formulas
Options: a. With the copy, paste and cut commands on the edit menu b. With commands on the shortcut menu c. With buttons on the standard toolbars d. All of the above

Ans:#8211; d,#8211; d

Which command is used to display the top of the file?
Options: cat,    head,    more,    grep

Ans:B ,B

0.In Data Processing model
Options: (A)Here data-flow diagram show, how data is processed at different stages in the system. These are behavioral models (B) It registers all/ selected activities of a computer system. (C) Technique used to transform raw data into a more useful form. (D) Data is shifted to modern data base management system. 2

Ans:20. (A),20. (A)

. Artificial Intelligence is associated with which generation?

Options: A) First Generation B) Second Generation C) Fifth Generation D) Sixth Generation


The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is
Options: 2400-4700,    390-600,    150-250,    300-600

Ans:C ,C

3.Which control does access use to link data access page components to access data?
Options: (A)Microsoft Dynamic Data Control (B) Microsoft Data Connection Control (C) Microsoft Office Data Source Control (D) None of the above 13

Ans:133. (C),133. (C)

8.In Excel you can edit a cell by
Options: (A)Clicking the formula button (B) Double clicking the cell to edit it in-place (C) Selecting Edit>Edit Cell from the menu (D) None of above 8

Ans:88. (B),88. (B)

5.In Windows operating system it is a very important part of Windows, clicking on it opens up what is called the start menu
Options: (A)Start button (B) Sidebar (C) Icons (D) None of these

Ans:5. (A),5. (A)

Data mining applications are used accomplish which of the following tasks?
Options: Process transactions only,    Do RFM analysis only,    Do what-if analysis only,    Do both RFM and what-if analysis

Ans:C ,C

. “Ctrl + End” is used to
Options: Moves the cursor to the end of Line B. Moves the cursor to the end of Document C. Moves the cursor to the end of Paragraph D. None of the Above

Ans:– B ,

A typical microcomputer may have up to 65,536 registers in its memory. Each of these registers, usually called a _____
Options: address,    memory location,    registers,    chip

Ans:B ,B

Which of the following software types is used to simplify using systems software?
Options: spreadsheet,    operating environment,    timesharing,    multitasking

Ans:C ,C

. The personnel who deals with the computer and its management put together are called
Options: A) Software B) Human ware C) Firmware D) Hardware


In the third generation of computers:
Options: distributed data processing first became popular,    an operating system was first developed,    high-level procedural languages were first used,    on-line, realtime systems first became popular

Ans:D ,D

What is a brand?
Options: 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


. We can restore the deleted files and folders from
Options: a. Recycle bin b. My document c. Control panel d. All of the above

Ans:2 – a ,2 – a

The law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is
Options: Dalton's law,    Gay Lussac's law,    Henry's law,    Raoult's law


. To insert new slide in the current Presentation, we can choose:
Options: a. Ctrl+M b. Ctrl+N c. Ctrl+O d. Ctrl+F

Ans:7 – A ,7 – A

With a dot matrix printer, light then dark print is most commonly caused by:
Options: Erratic paper advancement,    Erratic ribbon advancement,    Misalligned print head,    Overheating print head

Ans:B ,B

Nonmodifiable procedures are called
Options: serially usable procedures,    concurrent procedures,    reentrant procedures,    topdown procedures

Ans:C ,C

Which of the following statements is not true about the FORTRAN language?
Options: FORTRAN is a high level language,    A FORTRAN program, written for the IBM-PC, is totally different from a FORTRAN program written for execution on the SUN machine,    FORTRAN is extensively used to write programs for performing scientific computations,    All of the above

Ans:B ,B

234. koshika ka paavarahaus kise kaha jaata hai?
Options: NA

Ans: maitokondriya, maitokondriya

402. sitaar aur tabala ka pita kaun hai?
Options: NA

Ans: ameer khusaro, ameer khusaro

The primary interactive method of communication used by humans is:
Options: reading,    writing,    speaking,    All of the above

Ans:C ,C

What command is used to display and create files?
Options: lyrix,    ed,    vi,    cat

Ans:D ,D

What should be the first step while OS upgrading? A)  Delete old Operating System B)  Backup old Operating System C)  Backup Critical Data D)  Format Hard Disks

Ans:– C ,

Sanyukt raashtr sangh ka 193 vaan sadasy kaunasa desh bana tha ?
Options: NA

Ans:Dakshin soodaan ,