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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) .

1451.

Devices that make up a computer system that you can see or touch………..

A. menu
B. print
C. software
D. hardware
E. None of these
Answer» D. hardware
1452.

An output device that lets you see what the computer is doing………

A. a disk drive
B. monitor-screen
C. shift key
D. printer
E. None of these
Answer» B. monitor-screen
1453.

Bit is short for…………

A. binary system
B. digital byte
C. binary digit
D. binary unit
E. None of these
Answer» C. binary digit
1454.

A symbol on the screen that represents a disk, document or programs that you can select……….

A. keys
B. caps
C. icon
D. monitor
E. None of these
Answer» C. icon
1455.

A…………is an example of an input device.

A. Keyboard
B. Monitor
C. Mouse
D. CPU
E. Both (a) & (c)
Answer» E. Both (a) & (c)
1456.

A computer cannot ‘boot’ if it does not have the…………

A. Compiler
B. Loader
C. Operating system
D. Assembler
E. None of these
Answer» C. Operating system
1457.

A command that takes what has been typed into the computer and can be seen on the screen and sends it to the printer for output on paper……….

A. print
B. return
C. jump
D. attention
E. None of these
Answer» A. print
1458.

A CPU contains………..

A. a card reader and a printing device
B. an analytical engine and a control unit
C. a control unit and an arithmetic logic unit
D. an arithmetic logic unit and a card reader
E. None of these
Answer» C. a control unit and an arithmetic logic unit
1459.

Powerful key that lets you exit a program when pushed………..

A. arrow keys
B. space bar
C. escape key
D. return key
E. None of these
Answer» C. escape key
1460.

The ability of an OS to run more than one application at a time is called ………..

A. multitasking
B. object-oriented programming
C. multi-user computing
D. time-sharing
E. None of these
Answer» A. multitasking
1461.

Which of the following statements best describes the batch method of input?

A. Data is processed as soon as it is input
B. Data is input at the time it is collected
C. Data is collected in the form of source documents, placed into groups, and then input to the computer
D. Source documents are not used
E. None of these
Answer» B. Data is input at the time it is collected
1462.

The term used to define all input and output devices in a computer system is

A. Monitor
B. Software
C. Shared resources
D. Hardware
E. None of these
Answer» D. Hardware
1463.

Coded entries which are used to gain access to a computer system are called…………

A. Entry codes
B. Passwords
C. Security commands
D. Codewords
E. None of these
Answer» B. Passwords
1464.

The part of a computer that coordinates all its function is called its………..

A. ROM program
B. system board
C. arithmetic logic unit
D. control unit
E. None of these
Answer» D. control unit
1465.

…………represents raw facts, whereas ……..is data made meaningful.

A. Information, reporting
B. Data, information
C. Information, bits
D. Records, bytes
E. None of these
Answer» B. Data, information
1466.

What is the name of the process that is used to convert a series of instructions, a program, written in a high-level language into instructions (or a program) that can be run on a computer?

A. Assembling
B. Compiling
C. Translating
D. Uploading
E. None of these
Answer» B. Compiling
1467.

The benefits of using computers is that ……………..

A. Computers are very fast and can store huge amounts of data
B. Computers provide accurate output even when input is incorrect
C. Computers are designed to be inflexible
D. All of these
E. None of these
Answer» A. Computers are very fast and can store huge amounts of data
1468.

The function of CPU is……….

A. to provide external storage of text
B. to communicate with the operator
C. to read, interpret and process the information and instruction
D. to provide a hard copy
E. None of these
Answer» C. to read, interpret and process the information and instruction
1469.

What characteristic of read only memory (ROM) makes it useful?

A. ROM information can be easily updated
B. Data in ROM is nonvolatile, that is, it remain there even without electrical power
C. ROM provides very large amounts of inexpensive data storage
D. ROM chips are easily swapped between different brands of computers
E. None of these
Answer» B. Data in ROM is nonvolatile, that is, it remain there even without electrical power
1470.

………..is the process of carrying out commands.

A. Fetching
B. Storing
C. Decoding
D. Executing
E. None of these
Answer» D. Executing
1471.

Which of the following peripheral devices displays information to a user?

A. Monitor
B. Keyboard
C. Secondary storage device
D. Secondary storage media
E. None of these
Answer» A. Monitor
1472.

The ‘desktop’ of computer referes to………

A. the visible screen
B. the area around the monitor
C. the top of the mouse pad
D. the inside of a folder
E. None of these
Answer» A. the visible screen
1473.

What type of resources is most likely to be a shared common resource in a computer network?

A. keyboards
B. speakers
C. floppy disk drives
D. printers
E. None of these
Answer» D. printers
1474.

To ‘maximize’ a window means to……….

A. fill it to capacity
B. expand it to fit the desktop
C. put only like files inside
D. drag it to the Recycle bin
E. None of these
Answer» B. expand it to fit the desktop
1475.

The ‘home page’ of a web site is………

A. the largest page
B. the last page
C. the first page
D. the most colorful page
E. None of these
Answer» C. the first page
1476.

A personal computer is called………..

A. MC
B. SC
C. YC
D. PC
E. None of these
Answer» D. PC
1477.

To put information in a file on a magnetic disk, or in a computer’s memory, so it can be used later :

A. store
B. ship
C. shift
D. center
E. None of these
Answer» A. store
1478.

Saving is the process of :

A. copying a document from memory to a storage medium
B. making changes to a document’s existing content
C. changing the appearance or overall look, of a document
D. developing a document by entering text using a keyboard
E. None of these
Answer» A. copying a document from memory to a storage medium
1479.

Printed information called………….exists physically and is a more permanent form of output than that presented on display device.

A. soft copy
B. carbon copy
C. hard copy
D. desk copy
E. None of these
Answer» C. hard copy
1480.

To find a saved document in the computer’s memory and bring it up on the screen to view……..

A. reverse
B. rerun
C. retrieve
D. return
E. None of these
Answer» C. retrieve
1481.

The internet is a system of………..

A. Software bundles
B. Web page
C. Web site
D. Interconnected Networks
E. None of these
Answer» D. Interconnected Networks
1482.

The first computers were programmed using……….

A. assembly language
B. machine language
C. source code
D. object code
E. spaghetti code
Answer» A. assembly language
1483.

You organize files by storing them in ………..

A. archives
B. folders
C. indexes
D. lists
E. None of these
Answer» B. folders
1484.

In order to create columnar data in Word you need to………..

A. Tab consecutively until your cursor reaches the desired place
B. Set tabs or use the Table menu
C. You need to use Excel
D. Press the space bar until cursor reaches the desired place
E. None of these
Answer» C. You need to use Excel
1485.

How many different documents can you have open at any one time?

A. No more than three
B. Only one
C. As many as your computers memory will hold
D. No more than you Taskbar can display
E. None of these
Answer» C. As many as your computers memory will hold
1486.

Hackers…………..

A. all have the same motive
B. break into other people’s computers
C. may legally break into computers as long as they do not do any damage
D. are people who are allergic to computers
E. None of these
Answer» B. break into other people’s computers
1487.

In page preview mode………

A. You can see all pages of your document
B. You can only see the pages you are currently working
C. You can only see pages that do not contain graphics
D. You can only see the title page of your document
E. None of these
Answer» B. You can only see the pages you are currently working
1488.

What type of computers are client computers (most of the time) in a client-server system?

A. Mainframe
B. Mini-computer
C. Microcomputer
D. PDA
E. None of these
Answer» B. Mini-computer
1489.

What is the full form of ‘GUI’?

A. Gnutella Universal Interface
B. Graphical User Interface
C. Graphic Uninstall/Install
D. General Utility Interface
E. None of these
Answer» B. Graphical User Interface
1490.

Junk e-mail is also called……..

A. spam
B. spoof
C. sniff script
D. spool
E. None of these
Answer» A. spam
1491.

A word in a web page that, when clicked, opens another document………..

A. anchor
B. URL
C. hyperlink
D. reference
E. None of these
Answer» C. hyperlink
1492.

Which of the following referes to a small, single-site network?

A. LAN
B. DSL
C. RAM
D. USB
E. CPU
Answer» A. LAN
1493.

Which keystroke will take you at the beginning or the end of a long document?

A. Ctrl + Page UP and Ctrl + PageDown
B. Shift + Home and Shift + End
C. Ctrl + Home and Ctrl + End
D. The only way is by using the right scroll ball
E. None of these
Answer» C. Ctrl + Home and Ctrl + End
1494.

In Word you can force a page break ………..

A. By positioning your cursor or at he appropriate place and pressing the F1 Key
B. By using the Insert/Section Break
C. By positioning your cursor at the appropriate place and pressing Ctrl + Enter
D. By changing the font size of your document
E. None of these
Answer» C. By positioning your cursor at the appropriate place and pressing Ctrl + Enter
1495.

When you want to move some text from one page to a different page, the best method is…………..

A. drag and drop
B. cut and paste
C. delete and replace
D. find and replace
E. None of these
Answer» B. cut and paste
1496.

To view information on the web you must have a…………

A. cable modem
B. web browser
C. Domain Name Server
D. hypertext viewer
E. None of these
Answer» B. web browser
1497.

How many margins are on a page?

A. Two (header and footer)
B. Four (top, bottom, right, left)
C. Two (landscape and Portrait)
D. Two (top and bottom)
E. None of these
Answer» B. Four (top, bottom, right, left)
1498.

Which key is used in combination with another key to perform a specific task?

A. function
B. arrow
C. space bar
D. control
E. None of these
Answer» D. control
1499.

What is an embedded system?

A. A program that comes wrapped in a box
B. A program that is permanently part of computer
C. A computer that is part of a larger computer
D. A computer and software system that controls a machine or appliance
E. None of these
Answer» D. A computer and software system that controls a machine or appliance
1500.

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

A. justified
B. right
C. center
D. left
E. None of these
Answer» D. left

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