Computer Awareness Multiple Choice Questions(MCQs) & Answers

Questions

1 A _________ is a component of motherboard which absorbs the heat produced by the processor and other components of a computer.

A Heat sink

B Northbridge

C CPU socket

D CMOS battery

View Answer

Answer: Heat sink

2 An input device that utillses a light-sensitive detector to select objects on a display screen is known as _________

A Optical scanner

B Touch screen

C Light Pen

D Mouse

View Answer

Answer: Light Pen

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3 Which among the following is closely related to the processor?

A Main Memory

B Secondary Memory

C Disk Memory

D Internal Memory

View Answer

Answer: Main Memory

4 Which of the following PO techniques is used by Indian banks to process cheques?

A Barcode

B OMR

C MICR

D VCR

View Answer

Answer: MICR

5 Which of the following cable types is called cheapernet?

A Thicknet

B UTP

C SMF

D Thinnet

View Answer

Answer: Thinnet

6 Which of the following is the foray introduced by Microsoft into the gaming console market?

A X-box

B Set-up

C Multi play

D I-phone

View Answer

Answer: X-box

7 Which of the following statements is correct about EPROM?

A It is a type of ROM from which the stored data cannot be erased

B In this memory, data can be erased by electronic emission

C It is a type of RAM

D Ultraviolet rays are used to erase the data stored in the memory

View Answer

Answer: Ultraviolet rays are used to erase the data stored in the memory

8 Which of the following CD technologies is also called WORM technology?

A CD-RW

B CD-ROM

C CD-R

D All of the above

View Answer

Answer: CD-R

9 Which one of the following provides the ability to query information from the database and to insert tuples into, delete tuples from, and modify tuples in the database?

A DML

B DDL

C Query

D Relational Schema

View Answer

Answer: DML

10 Workbook is a collection of __________ in MS Excel?

A page set-up

B Buttons

C Diagrams

D Worksheets

View Answer

Answer: Worksheets

11 In E-R diagram, derived attribute(s) is/are represented by -

A Ellipse

B Dashed ellipse

C Rectangle

D Triangle

View Answer

Answer: Dashed ellipse

12 In E-R diagram, relationship is represented by

A Ellipse shaped

B Dashed ellipse shaped

C Rectangle shaped

D Diamond shaped

View Answer

Answer: Diamond shaped

13 Which of the following hardware component is/are the most important for the operation of database management system?

A High resolution video display

B Printer

C High speed, large capacity disk

D Mouse

View Answer

Answer: High speed, large capacity disk

14 What is a standard file format for text files?

A JPEG (.jpg)

B Bitmap (.bmp)

C Word (.doc)

D Text (.txt)#

View Answer

Answer: Word (.doc)

15 You cannot save an Excel file in a/an _____ format.

A PDF

B PSD

C TXT

D XML

View Answer

Answer: PSD

16 The _______ appears automatically when you select text in an Office suite program, such as word, Excel or PowerPoint.

A Mini toolbar

B Key Tip

C Screen Tip

D Live Preview

View Answer

Answer: Mini toolbar

17 Which of the following functions calculates the average or mean value of a group of numbers?

A AVERAGE function

B AVG function

C SUM function

D COUNT function

View Answer

Answer: AVERAGE function

18 The command Ctrl + U in MS Word will do which of the following?

A Unblock

B Block

C Select

D Underline

View Answer

Answer: Underline

19 Which of the following tabs in Word 2010 includes options to set page size, page margin and page orientation?

A Home

B Insert

C Review

D Page Layout

View Answer

Answer: Page Layout

20 __________ is when the more power-hungry components, such as the monitor and hard drive, are put on idle.

A Hibernation

B Powerdown

C The shutdown procedure

D Standby mode

View Answer

Answer: Standby mode

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