70+ Important Objective Questions with Answers of Computer- 2022

Updated December 8, 2022

Be it SSC, Railway, Banking, UPSC, or computer Objective questions make an essential part of question papers. In fact, no office today can work without computers.

Moreover, the significance of computers and the Internet has increased immensely during the pandemic. Whether it is a corporate body or government organization, working from home is insisted to contain this unprecedented public health situation.

Although actual working on computers and the theory behind computers differ vastly, the theory helps the working systematize. And, that’s why the importance of the theoretical part of computers assumes much significance now and in the time to come.

Read on the compilation of some important questions on the computer which may be probable ones for your competitive exams.

Q.1. Data entry can be performed with all of the following except?





Answer:  C

Q.2. How does Magnetic Tape Serve?

(A) Works as input media

(B) Works as secondary storage media

(C) Works as output media

(D) all of these

Answer:  D

Q.3. Which section of a synchronous modem contains the scrambler?

(A) Terminal section

(B) Receiver section

(C) Control section

(D) Transmission section

Answer:  D

Q.4. The synchronous modems are more expensive than the asynchronous modems because….

(A) they must contain clock recovery circuits

(B) production volume is larger

(C) they must operate on a larger bandwidth

(D) They are larger

Answer:  A

Q.5. Which printer is a non-impact printer that can produce very high-quality, letter-perfect printing?

(A) dot matrix printer

(B) daisy wheel printer

(C) electrostatic printer

(D) laser printer

Answer:  D

Q.6. A disadvantage of the laser printer is that ………

(A) it is quieter than an impact printer

(B) it is very slow

(C) the output is of a lower quality

(D) none of these

Answer:  D

Q.7. The word bandwidth is also used to mean ________?

A.width of the data cable

B. the number of computers on a particular network

C. the amount of data transferred

D. None of these

Answer:  C

Q.8. Which of the following tool is not normally used during system analysis?

A.Program flow chart

B. Grid chart

C. Question checklist

D. None of these

Answer:  C

Q.9. The POS data entry system is used most extensively by ……

(A) banking industry

(B) grocery industry

(C) railroad industry

(D) word-processing industry

Answer:  B

Q.10. In order to save a word document as a web page, do you need to?

A.put the appropriate graphics and links on the document
B. save the document in simple text format
C. use your web browser as an editor and save as URL
D. save as HTML

Answer:  D

Q.11. The ______ of the system includes the programs or instructions.


B. icon

C. software

D. information

Answer:  C

Q.12. The advantage of DRAM is ?

A.It is cheaper than SRAM

B. It can store more than that of SRAM

C. It is faster than SRAM

D. None of these

Answer:  A

Q.13. What is the full form of ADSL?

(A)Automatic Digital Subscriber Line

(B)Asymmetric Direct Subscriber Line

(C)Asymmetric Digital Subscriber Line

(D)None of these

Answer:  C

Q.14. Which among the following key is used for checking grammar and spelling?




(D)None of these

Answer:  C

Q.15. How many modes of operation are there in 8255 PPI?

(A) 1

(B) 2

(C) 3

(D) 4

Answer:  C

Q.16. The RST 5.5 Interrupt Service routine starts from the location.

(A) 0020 H

(B) 0024 H

(C) 0028 H

(D) 002C H

Answer:  D

Q.17. If instruction RST is written in a program the problem will jump to the location.

(A) 0020 H

(B) 0024 H

(C) 0028 H

(D) 002C H

Answer:  C

Q.18. SN 7410 IC is a ….

(A) Triple 3 input NAND gate

(B) 2 input NAND gate

(C) Triple 3 input NAND with open collector

(D) None of these

Answer:  A

Q.19. Microprocessor 8085 is an enhanced version of …. With essentially the same construction set.

(A) 6800

(B) 68000

(C) 8080

(D) 8000

Answer:  C

Q.20. What is the main difference between synchronous and asynchronous transmission?

(A) the bandwidth required is different.

(B) pulse height is different.

(C) clocking is derived from the data in synchronous transmission.

(D) clocking is mixed with data in asynchronous transmission.

Answer:  C

Q.21. The transmission signal coding method for T, the carrier is called…..


(B) Bipolar

(C) Manchester

(D) Binary

Answer:  B

Q.22. In a synchronous modem, the digital-to-analog converter sends a signal to the……

(A) transmission line

(B) modulator

(C) terminal

(D) equalizer

Answer:  D

Q.23. An Autoresponder is a_______on mail server that automatically replies to e-mails.




(D)None of these

Answer:  C

Q.24. A DSLAM is a device used by Internet Service Providers (ISPs) to route incoming DSL connections to the Internet. What is its correct full form?

(A)Digital Subscriber Line Access Multiplexer

(B)Digital Subscriber Line Access Multiplier

(C)Digital Service Line Access Multiplexer

(D)None of these

Answer:  A

Q.25. The faster, costlier, and relatively small form of storage managed by computer system hardware is:

(A) Main Memory

(B)Flash Memory



Answer:   C

Q.26. When we work on any document on PC, it is stored temporarily on-




(D)Flash memory


Answer:   A

Q.27. DDL is used to define the structure of a database, including the tables, columns, and data types that it contains. Its full form is?

(A)Data Definition Language.

(B)Data Definition Link

(C)Determination Language.

(D)None of these

Answer:  A

Q.28. The analytical engine developed during the first generation of computers used __________ as a memory unit.




(D)Counter wheels

(E)None of these

Answer:   D

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Q.29. Which is the most common request-response protocol used on the Internet for word processing? 





Answer:   C

Q.30. In the early stages of development of the internet protocol, network administrators interpreted an IP address in …………. parts: 

(A) Network Number Portion

(B) Host Number Portions

(C) Both of the Above

(D) None of these

Answer:   C

Q.31. In SQL the statement select*from R, S is equivalent to

(A) Select * from R natural join S

(B) Select * from R cross join S

(C) Select * from R union join S

(D) Select * from R inner join S

Answer:   A

Q.32.The time for which a piece of equipment operates is called

(A) Seek time

(B) Effective time

(C) Access time

(D) Real-time

(E) None of the above

Answer:   B

Q.33.Which access method is used for obtaining a record from a cassette tape?

(A) Direct

(B) Sequential

(C) Random

(D) All of the above

(E) None of the above

Answer:   B

Q.34. Due to the growth of the internet and the predicted depletion of available addresses, a new version of IP version 6 using…………….for the address was developed in 1995:

(A) 128 Bits

(B) 129 Bits

(C) 130 Bits

(D) None of these

Answer:   A

Q.35. Which of the following is not a consequence of concurrent operations?

(A) Lost update problem

(B) Update anomaly

(C) unrepeatable read.

(D) Dirty read

Answer:   B

Q.36. Indian National Advisory Board for Libraries was set up in 1966 by – 

(A) Association of Indian Universities

(B) Ministry of Education

(C) Planning Commission

(D) University Grants Commission

Answer:   B

Q.37.Shell is the exclusive feature of



(C) System software

(D) Application software

Answer:   A

Q.38.  Which of the following is not a language of DBMS? 





Answer:   C

Q.39. One kilobyte is equal to:

(A) 1000 bytes

(B) 100 bytes

(C) 1024 bytes

(D) 1023 bytes

Answer:   C

Q.40. Which supercomputer is developed by Indian Scientists?

(A) Param

(B) Super 301

(C) Compaq Presario


Answer:  A

Q.41. In binary code, the number 7 is written as –

(A) 110

(B) 111

(C) 101

(D) 100

Answer:   B

Q.42.What is memory in Computer?

(A) is a sequence of instructions

(B) is the device where information is stored

(C) is a device that performs a sequence of operations specified by instructions in memory

(D) none of these

Answer:   B

Q.43.When a file is saved for the first time………

(A) a copy is automatically printed

(B) filename and folder name must be the same

(C) it does not need a name

(D) it only needs a name if it is not going to be printed

(E) It must be given a name to identify it.

Answer:   E

Q.44. The letter and number of the intersecting column and row are the-

(A) Cell location

(B) Cell position

(C) Cell address

(D) Cell coordinates

(E) Cell continents

Answer:   C

Q.45. You can use…..to copy selected text; and …..to paste it into a document.






Answer:   A

Q.46. Each box in a spreadsheet is called a……

(A) cell

(B) empty space

(C) record

(D) field

(E) None of these

Answer:   A

Q.47. Forms that are used to organize business data into rows and columns are called……..

(A) Transaction sheets

(B) Registers

(C) Business forms

(D) Sheep-spreads

(E) Spreadsheets

Answer:   E

Q.48. What is the overall term for creating, editing, formatting, storing retrieving, and printing a text document?

(A) Word processing

(B) Spreadsheet design

(C) Web design

(D) Database management

(E) Presentation generation

Answer:   A

Q.49. To correct the spelling in Ms-Word we use……

(A) Spellpro

(B) Spellcheck

(C) outlook Express

(D) All of These

(E) None of these

Answer:   B

Q.50. A file is often referred to as a (n)……….

(A) Wizard

(B) Document

(C) Pane

(D) Device

(E) Documentation

Answer:   B

Q.51.Microsoft office is an example of a………..

(A) closed source software

(B) open-source software

(C) horizontal market software

(D) vertical market software

(E) compiler

Answer:   C

Q.52. Which one of the following software applications would be the most appropriate for performing numerical and statistical calculations?

(A) Database

(B) Document processor

(C) Graphics package

(D) Spreadsheet

(E) None of these

Answer:   D

Q.53. The PC productivity tool that manipulates data organized in rows and columns is called a…..

(A) Spreadsheet

(B) Word processing document

(C) Presentation mechanism

(D) Database record manager

(E) EDI creator

Answer:   A

Q.54. If a previously saved file is edited

(A) It cannot be saved again

(B) The changes will automatically be saved in the file

(C) The file will only have to be saved again if it is more than one page in length

(D) Its name must be changed

(E) The file must be saved again to store the changes

Answer:   E

Q.55.The background of any Word document……

(A) is always white

(B) is the color you pre-set under the option menu

(C) is always the same for the entire document

(D) Can have any color you choose

(E) None of these

Answer:   D

Q.56. Text in a column is generally aligned…..

(A) Justified

(B) Right

(C) Centre

(D) Left

(E) None of these

Answer:   D

Q.57. Numbers in table columns are usual…

(A) right-aligned

(B) left-aligned

(C) justified

(D) cantered

(E) None of these

Answer:   A

Q.58. A…………is a collection of information saved as a unit.

(A) folder

(B) File

(C) path

(D) file extension

(E) None of these

Answer:   B

Q.59.In a spreadsheet program the…….contains related worksheets and documents.

(A) Workbook

(B) Column

(C) Call

(D) Formula

(E) None of these

Answer:   A

Q.60. The word-wrap feature –

(A) Automatically moves the text to the next line when necessary

(B) Appears at the bottom of the document

(C) Allows you to type over the text

(D) Is the short horizontal line indicating the end of the document

Answer:   A

Q.61. What is a default file extension for all Word documents?





(E) None of these

Answer:   D

Q.62. A directory within a directory is called…..

(A) Mini directory

(B) Junior directory

(C) Part directory

(D) Subdirectory

(E) None of these

Answer:   D

Q.63. A collection of related files is called………

(A) Character

(B) Field

(C) Date base

(D) Record

(E) None of these

Answer:   C

Q.64. In which group do we work at the time of text formatting in word?

(A) Table, paragraph, and Indexes

(B) Paragraphs, Indexes, and Sections

(C) Characters, sections, and paragraphs

(D) Indexes, characters, and Tables

(E) None of these

Answer:   A

Q.65. To save an existing file with the new location we should……..command.

(A) save

(B) save and replace

(C) save as

(D) New file

(E) None of these

Answer:   C

Q.66. In PowerPoint, the Header & Footer button can be found on the insert tab in what group?

(A) Illustrations group

(B) Object group

(C) Text group

(D) Tables group

(E) None of these

Answer:   C

Q.67. Which PowerPoint view displays each slide of the presentation as a thumbnail and is useful for rearranging slides?

(A) Slide Sorter

(B) Slide show

(C) Slide master

(D) Notes Page

(E) Slide Design

Answer:   A

Q.68. To print a document…..

(A) Select the Print command and then select ok

(B) Select the Ready Printer command and then select OK

(C) type Print and then press Enter

(D) None of these

Answer:   A

Q.69. What is a list of data files of any database called?

(A) Data diary

(B) Data list

(C) Data disc

(D) Data dictionary

(E) None of these

Answer:   D

Q.70. What is the main folder on a storage device called?

(A) Root directory

(B) Interface

(C) Device driver

(D) Platform

(E) Main directory

Answer:   A

Q.71.Excel workbook is a collection of……..

(A) Chart

(B) Wordbook

(C) Worksheet

(D) a and c

(E) None of these

Answer:   C

Q.72. Which of the following is not related to text formatting?

(A) Line spacing

(B) Text spacing

(C) Margin change

(D) Searching

(E) None of these

Answer:   D

Q.73.A computer program that converts assembly language to machine language is

(A) Compiler

(B) Interpreter

(C) Assembler

(D) Comparator

(E) None of the above

Answer:   C

Q.74.Two versions of the internet protocol (IP) are in use such as IP version 4 and IP version 6 each version defines as IP address……

(A) Same

(B) Unique

(C) Different

(D) None of these

Answer:   C

Q.75.Load address for the first word of the program is called

(A) Linker address origin

(B) Load address origin

(C) Phase library

(D) Absolute library

Answer:   B

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