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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) .

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1851.

You Tube service of streaming videos online in provided by

A. Google
B. Microsoft
C. IBM
D. Apple
E. Sony
Answer» A. Google
discuss
1852.

When using characters in Windows, what code does Windows use?

A. ASCII
B. UNICODE
C. MORSE
D. IDBC
E. WESTRN
Answer» B. UNICODE
discuss
1853.

Which is the latest type of printer interface?

A. Serial
B. DVI
C. Parallel
D. USB
E. none
Answer» D. USB
discuss
1854.

To produce a high-quality graphics (hardcopy) in color, you would want to use a

A. Virtual Printer
B. Laser Printer
C. Ink-Jet Printer
D. Plotter
E. RGB Monitor
Answer» D. Plotter
discuss
1855.

What is Mail-Merge?

A. a web based e-mail service with no spam
B. a name of Yahoo! MINDSET search feature
C. a new virus-hoax which can delete data from mail-inbox
D. a feature of MS-Word used to create multiple documents like letters, mailing labels, name tags etc.
E. None of these
Answer» D. a feature of MS-Word used to create multiple documents like letters, mailing labels, name tags etc.
discuss
1856.

The process of checking the validity of information held in a transaction file is

A. Verification
B. Test data
C. Validation
D. Updating
E. None of these
Answer» C. Validation
discuss
1857.

A………….shares hardware, software, and data among authorized users.

A. network
B. protocol
C. hyperlink
D. transmitter
E. None of these
Answer» A. network
discuss
1858.

Which of the following is not a function of the control unit?

A. Read instructions
B. Execute instructions
C. Interpret instructions
D. Direct operations
E. None of these
Answer» D. Direct operations
discuss
1859.

Software for organizing storage and retrieval of information is a(n)………

A. operating system
B. database
C. database program
D. data warehouse
E. None of these
Answer» C. database program
discuss
1860.

Which of the following is not true about RAM?

A. RAM is a temporary storage area
B. RAM is the same as hard disk storage
C. RAM is volatile
D. Information stored in RAM is gone when you turn the computer off
E. None of these
Answer» B. RAM is the same as hard disk storage
discuss (1)
1861.

The main directory of a disk is called the…………directory.

A. root
B. sub
C. folder
D. network
E. None of these
Answer» A. root
discuss
1862.

SUM (B1:B8) is an example of a………..

A. function
B. formula
C. cell address
D. value
E. None of these
Answer» B. formula
discuss
1863.

The most common input devices include ………&………..

A. Monitor and keyboard
B. Monitor and mouse
C. Mouse and keyboard
D. Printer and mouse
E. None of these
Answer» C. Mouse and keyboard
discuss
1864.

Holding the mouse button down while moving an object or text is known as :

A. Moving
B. Dragging
C. Dropping
D. Highlighting
E. None of these
Answer» B. Dragging
discuss
1865.

A…………is a professionally designed document that can be adapted to the user’s needs.

A. file
B. guide
C. template
D. user guide file
E. None of these
Answer» C. template
discuss
1866.

What is the intersection of a column and a row on a worksheet called?

A. Column
B. Value
C. Address
D. Cell
E. None of these
Answer» D. Cell
discuss
1867.

…………are often delivered to a PC through an e-mail attachment and are often designed to do harm.

A. Viruses
B. Spam
C. Portals
D. E-mail messages
E. None of these
Answer» A. Viruses
discuss
1868.

Documents converted to………..can be published to the Web.

A. .doc file
B. http
C. machine language
D. HTML
E. None of these
Answer» D. HTML
discuss
1869.

All are included in removable media except the following.

A. CD-ROMs
B. Diskette
C. DVDs
D. High disk drive
E. None of these
Answer» D. High disk drive
discuss
1870.

Straight and Uniform margins on both the sides indicate that there is……..in the document.

A. full justification
B. full alignment
C. left justification
D. right justification
E. None of these
Answer» A. full justification
discuss
1871.

Which of the following terms is used for the form in which the word will appear on the page?

A. Text formatting
B. Character formatting
C. Point size
D. Type face
E. Layout
Answer» A. Text formatting
discuss
1872.

…………Key combination that lets you toggle between open windows.

A. ALT + SHIFT + TAB
B. ALT + CTRL + TAB
C. ALT + CTRL
D. ALT + TAB
E. None of these
Answer» D. ALT + TAB
discuss
1873.

The secondary storage memory is also called as

A. Auxiliary Memory
B. Attractive Memory
C. Chip Memory
D. Read Only Memory
E. None of these
Answer» A. Auxiliary Memory
discuss
1874.

…………is known as unauthorized access into others system.

A. Hacking
B. Encryption
C. Decryption
D. Trafficking
E. None of these
Answer» A. Hacking
discuss
1875.

VIRUS stands for

A. Vital Information Recourse Under Siege
B. Vital Information Reason Under Siege
C. Vital Information Recourse Under System
D. Virus Information Recourse Under Siege
E. None of these
Answer» A. Vital Information Recourse Under Siege
discuss
1876.

Which of the following mode we use to deliver e-mail

A. Postal
B. Courier
C. Computer
D. Fax
E. None of these
Answer» C. Computer
discuss
1877.

A person needs to design invitation card. What type of computer program is suitable?

A. MS-Word
B. Desktop Publishing
C. Simulation
D. Accounting
E. None of these
Answer» B. Desktop Publishing
discuss
1878.

The term that we use to describe physical components of the system.

A. Hardware
B. Input
C. Software
D. Output
E. None of these
Answer» A. Hardware
discuss
1879.

Which of the following is different from other?

A. Internet
B. Windows
C. Unix
D. Linux
E. None of these
Answer» A. Internet
discuss
1880.

QWERTY is used with reference to :

A. Monitor
B. Printer
C. Keyboard
D. Mouse
E. None of these
Answer» C. Keyboard
discuss
1881.

What is object of UPS?

A. Using for storage
B. To increase the speed of a computer
C. Provides backup power
D. All of these
E. None of these
Answer» C. Provides backup power
discuss
1882.

CPU capacity can be measured in following I/O techniques have banks traditionally followed?

A. OCR
B. MICR
C. Barcode
D. +VRT
E. None of these
Answer» B. MICR
discuss
1883.

“Zipping” a file means

A. Encrypting the message
B. Compressing th message
C. Transfer the message
D. All of these
E. None of these
Answer» B. Compressing th message
discuss
1884.

The instructions that tell a computer how to carry out the processing tasks are referred to as computer…………

A. programs
B. processors
C. input devices
D. memory modules
E. None of these
Answer» A. programs
discuss
1885.

An area of a computer that temporarily holds data waiting to be processed is……….

A. CPU
B. Memory
C. Storage
D. File
E. None of these
Answer» B. Memory
discuss
1886.

To select or unselect one word to the right.

A. CTRL + SHIFT
B. CTRL + SHIFT + Up Arrow
C. CTRL + SHIFT + Down Arrow
D. CTRL + SHIFT + Right Arrow
E. None of these
Answer» D. CTRL + SHIFT + Right Arrow
discuss
1887.

To maximize or restore a selected window.

A. CTRL + F7
B. CTRL + F10
C. CTRL + F8
D. CTRL + F9
E. None of these
Answer» B. CTRL + F10
discuss
1888.

To Copy a picture of the selected window to the clipboard.

A. ALT + TAB
B. Ctrl + TAB
C. ALT + Print Screen
D. Both (a) and (b)
E. None of these
Answer» C. ALT + Print Screen
discuss
1889.

……….is the key to close a selected drop- down list; cancel a command and close a dialog box.

A. TAB
B. SHIFT
C. ESC
D. F10
E. None of these
Answer» C. ESC
discuss
1890.

In processing

A. SHIFT
B. TAB
C. ENTER
D. CTRL
E. None of these
Answer» C. ENTER
discuss
1891.

…………is the functional key to display save-as box.

A. F5
B. F6
C. F9
D. F12
E. None of these
Answer» D. F12
discuss
1892.

………..is the combination of keys to switch between the last four places that you have edited.

A. ALT+CTRL+Z
B. ALT+CTRL+Y
C. ALT+TAB+Z
D. ALT+SHIFT+Z
E. None of these
Answer» A. ALT+CTRL+Z
discuss
1893.

……….is the keyboard shortcut key to insert auto sum

A. ALT
B. ALT =
C. ALT +
D. ALT –
E. ALT + CTRL
Answer» B. ALT =
discuss
1894.

Data becomes………when it is presented in a formats that people can understand and use.

A. processed
B. graphs
C. information
D. presentation
E. None of these
Answer» C. information
discuss
1895.

The term………..designates equipment that might be added to a computer system to enhance its functionality.

A. digital device
B. system add-on
C. disk pack
D. peripheral device
E. None of these
Answer» D. peripheral device
discuss
1896.

A………..is a microprocessor-based com- puting device.

A. personal computer
B. mainframe
C. workstation
D. server
E. None of these
Answer» A. personal computer
discuss
1897.

RAM can be thought of as the……..for the computer’s processor.

A. factory
B. operating room
C. waiting room
D. planning room
E. None of these
Answer» C. waiting room
discuss
1898.

Which of the following are the functions of a operating system

A. Allocates resources
B. Monitor Activities
C. Manages disks and files
D. All of these
E. Only (a) and (b)
Answer» D. All of these
discuss
1899.

To move a copy of file from one computer to another over a communication channel is called?

A. File transfer
B. File encryption
C. File modification
D. File copying
E. None of these
Answer» A. File transfer
discuss
1900.

The primary function of the……..is to set up the hardware and load and start an operating system.

A. System Programs
B. BIOS
C. CP
D. Memory
E. None of these
Answer» A. System Programs
discuss

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