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2100+ Important Computer MCQs For Competitive Exams part-1 Solved MCQs

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Common Topics in Competitive and Entrance exams , Union Public Service Commission (UPSC) , Indian Administrative Service (IAS) .

1301.

During the boot process, the looks for the system files.

A. CD
B. BIOS
C. CPU
D. DVD
E. HDD
Answer» B. BIOS
1302.

……….is the ability of an operating system to control the activities of multiple programs at the same time.

A. Multitasking
B. Streamlining
C. Multiuser
D. Simulcasting
E. None of these
Answer» A. Multitasking
1303.

Virtual memory is typically located :

A. on a floppy disk
B. in the CPU
C. in a flash card
D. on the hard drive
E. None of these
Answer» D. on the hard drive
1304.

All of the following are TRUE of Safe Mode EXCEPT :

A. Safe Mode is a special diagnostic mode
B. Safe Mode loads all nonessential icons
C. Safe Mode allows users to troubleshoot errors
D. Safe Mode loads only the most essential devices
E. None of these
Answer» B. Safe Mode loads all nonessential icons
1305.

Ensuring that the essential peripheral devices are attached and operational is the…….process.

A. Configuration
B. CMOS
C. POST
D. ROM
E. None of these
Answer» C. POST
1306.

Verification of a login name and password is known as :

A. configuration
B. accessibility
C. authentication
D. logging in
E. None of these
Answer» C. authentication
1307.

The basic input/output system (BIOS) is stored in :

A. RAM
B. ROM
C. CPU
D. Hard Drive
E. None of these
Answer» B. ROM
1308.

The operating system allows users to organize the computer’s contents in a hierarchical structure of directories that include all of the following EXCEPT :

A. files
B. folders
C. drives
D. systems
E. None of these
Answer» D. systems
1309.

Using Windows Explorer, a plus (+) sign in front of a folder indicates :

A. an open folder
B. the folder contains subfolders
C. a text file
D. a graphics file
E. None of these
Answer» B. the folder contains subfolders
1310.

An application program that helps the user to change any number and immediately see the result of that change is :

A. Desktop publishing program
B. Database
C. Spreadsheet
D. All of these
E. None of these
Answer» C. Spreadsheet
1311.

What is the responsibility of the logical unit in the CPU of a computer?

A. To produce result
B. To compare numbers
C. To control flow of information
D. To do math’s works
E. None of these
Answer» B. To compare numbers
1312.

The number of characters that can be stored in given physical space is :

A. Word length
B. Byte
C. Data density
D. Field
E. None of these
Answer» C. Data density
1313.

………..are used to identify a user who returns to a Website.

A. Cookies
B. Plug-ins
C. Scripts
D. ASPs
E. None of these
Answer» A. Cookies
1314.

When you are selecting a mouse for a particular computer system, what is the most important consideration?

A. The type of drivers that come with the mouse
B. The length of the mouse cord
C. The type of connector the mouse is equipped with
D. The number of buttons the mouse has
E. None of these
Answer» C. The type of connector the mouse is equipped with
1315.

If text was highlighted and ‘Edit’ ‘Copy’ was clicked, what would happen?

A. Text would be copied from the document and placed in the clipboard
B. Text would be removed from the document and placed in the clipboard
C. Text from the clipboard would be placed in the document at the place where the cursor is blinking
D. Only (b) and (c)
E. None of these
Answer» A. Text would be copied from the document and placed in the clipboard
1316.

Which of the following are advantages of CD-ROM as a storage media?

A. CD-ROM is an inexpensive way to store large amount of data and information
B. CD-ROM disks retrieve data and information more quickly than magnetic disks do
C. CD-ROMs make less errors than magnetic media
D. All of these
E. None of these
Answer» B. CD-ROM disks retrieve data and information more quickly than magnetic disks do
1317.

A………..is the term used when a search engine returns a Web page that matches the search criteria.

A. blog
B. hit
C. link
D. view
E. success
Answer» C. link
1318.

The…………is the term used to describe the window that is currently, being used.

A. Web Window
B. Display area
C. WordPad Window
D. Active Window
E. Monitor
Answer» D. Active Window
1319.

A microprocessor is the brain of the computer and is also called a(n)…………

A. microchip
B. macrochip
C. macroprocessor
D. calculator
E. software
Answer» A. microchip
1320.

Storage and memory differ with respect to which of the following characteristics?

A. Price
B. Reliability
C. Speed
D. All of these
E. None of these
Answer» D. All of these
1321.

What are two examples of freeware?

A. WinZip and Linux
B. Shareware and File sharing
C. Microsoft Word and the Google toolbar
D. Instant Messaging and the Google toolbar
E. Microsoft Power Point and Microsoft Excel
Answer» B. Shareware and File sharing
1322.

If a disk drive falls but the computer application running and using it can continue processing, this application is said to have been designed with this feature………..

A. 100 percent uptime
B. fault tolerance
C. high reliability
D. All of these
E. None of these
Answer» B. fault tolerance
1323.

What is e-commerce?

A. Buying and selling international goods
B. Buying and selling products and services over the Internet
C. Buying and selling products and services not found in stores
D. Buying and selling products having to do with computers
E. Buying and selling of electronic goods
Answer» B. Buying and selling products and services over the Internet
1324.

What are the four things needed to connect to the Internet?

A. telephone line, modem, computer and an ISP
B. modem, computer, PDA, and ISP
C. telephone line, PDA, modem and computer
D. computer, ISP, modem and communication software
E. monitor, keyboard, mouse, modem
Answer» D. computer, ISP, modem and communication software
1325.

Which of the following functions are not performed by servers?

A. Email processing
B. Database sharing
C. Processing Web sites
D. Storage
E. Word Processing
Answer» D. Storage
1326.

Which media have the ability to have data/information stored (written) on them by users more than once?

A. CD-R disks
B. CD-RW disks
C. Zip disks
D. OptiDisks
E. Both CD-RW disks and Zip disks
Answer» B. CD-RW disks
1327.

The process of transferring files from a computer on the internet to your computer is called………….

A. downloading
B. uploading
C. upgrading
D. noting
E. downsizing
Answer» B. uploading
1328.

The………..controls a client computer’s resources.

A. application program
B. instruction set
C. operating system
D. server application
E. compiler
Answer» D. server application
1329.

Which of the following could be digit input devices for computers?

A. Digital camcorder
B. Microphone
C. Scanner
D. All of these
E. None of these
Answer» D. All of these
1330.

The……..enables you to simultaneously keep multiple Web pages open in one browser window.

A. tab box
B. pop-up-helper
C. tab row
D. address bar
E. Esc key
Answer» C. tab row
1331.

You can use the………..bar to type a URL and display a Web page, or type a keyword to display a list of related Web pages.

A. Menu
B. Title
C. Search
D. Web
E. Address
Answer» E. Address
1332.

Storage media such as CD read and write information using………

A. a laser beam of red light
B. magnetic dots
C. magnetic strips
D. All of these
E. None of these
Answer» A. a laser beam of red light
1333.

The collection of links throughout the Internal creates an interconnected network called the…………

A. Wide Area Web
B. Web
C. World Wide Web
D. All of these
E. None of these
Answer» C. World Wide Web
1334.

Every computer has a(n)………..; many also have……….

A. operating system, a client system
B. operating system, instruction sets
C. application programs, an operating system
D. application programs, a client system
E. operating system, application programs
Answer» C. application programs, an operating system
1335.

Main memory works in conjunction with ………….

A. special function cards
B. RAM
C. CPU
D. Intel
E. All of these
Answer» C. CPU
1336.

A sales clerk at a checkout counter scanning a tag on an item rather than keying it into the system, is using                      

A. input automation
B. item data automation
C. scanning automation
D. source data automation
E. None of these
Answer» C. scanning automation
1337.

A(n) …………composed of several computers connected together to share resources and data.

A. internet
B. network
C. backbone
D. hyperlink
E. protocol
Answer» B. network
1338.

Which of the following is a storage device that uses rigid, permanently installed magnetic disks to store data/information………….

A. floppy diskette
B. hard disk
C. permanent disk
D. optical disk
E. None of these
Answer» B. hard disk
1339.

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» B. open-source software
1340.

A popular way to learn about computers without ever going to a classroom is called……..

A. i-learning
B. isolated learning
C. e-learning
D. close learning
E. Distance learning
Answer» C. e-learning
1341.

A person who used his or her expertise to gain access to other people’s computers to get information illegally or do damage is a……….

A. spammer
B. hacker
C. instant messenger
D. programmer
E. analyst
Answer» B. hacker
1342.

Computer software can be defined as ………

A. the computer and its associated equipment
B. the instructions that tell the computer what to do
C. computer components that act to accomplish a goal
D. an interface between the computer and the network
E. the interaction between the computer and its database
Answer» B. the instructions that tell the computer what to do
1343.

When speaking of computer input and output, input refers to……….

A. any data processing that occurs from new data input into the computer
B. retrieval of data or information that has been input into the computer
C. data or information that has been entered into the computer
D. the transmission of data that has been input into the computer
E. Both (c) and (d)
Answer» C. data or information that has been entered into the computer
1344.

There are several primary categories of procedures. Which of the following is not a primary category of procedures?

A. Testing
B. Backup and recovery
C. Firewall development
D. Design
E. None of these
Answer» D. Design
1345.

The operating system called UNIX is typically used for……….

A. desktop computers
B. laptop computers
C. supercomputers
D. Web servers
E. All of these
Answer» D. Web servers
1346.

The………..file format is a method of encoding pictures on a computer.

A. HTML
B. JPEG
C. FTP
D. URL
E. DOC
Answer» B. JPEG
1347.

Press…………to move the insertion point to the Address box, or highlight the URL in the Address box.

A. ALT + D
B. ALT + A
C. SHIFT + TAB
D. TAB + CTRL
E. CTRL + S
Answer» C. SHIFT + TAB
1348.

Which of the following procedures can be done through net banking?

A. Fund transfer
B. Viewing recent transactions
C. Payment of utility bills
D. All of these
E. None of these
Answer» D. All of these
1349.

Computers use the………..language to process data.

A. processing
B. code
C. binary
D. representational
E. None of these
Answer» C. binary
1350.

Input devices are used to provide the steps and tasks the computer needs to process data, and these steps and tasks are called………

A. instructions
B. programs
C. commands
D. application
E. None of these
Answer» A. instructions

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