These are very important basic Quiz on Computer Science. its is very useful for any entrance test or basic knowledge of Computer Science

Q1 :  The main board of the computer is called?

(A) Mother Board

(B) Father Board

(C) Keyboard

(D) All these

Correct Answer : A

Q2 :  What is the place where the accessories are attached to the system unit called?

(A) Ring

(B) Port

(C) Bus

(D) Yes

Correct Answer : B

Q3 :  The hardware used to read the disc is?

(A) CPU

(B) Floppy Disk

(C) Disk Drive

(D) Hardware

Correct Answer : C

Q4 :  Which is the fastest memory?

(A) CD ROM

(B) Hard Disk

(C) Auxiliary Memory

(D) Cache Memory

Correct Answer : D

Q5 :  A program that places programs into main memory and prepares them for execution____.

(A) Linker

(B) Assembler

(C) Loader

(D) Absolute entity

(E) None of these

Correct Answer : C

Q6:  Which protocol provides e-mail facility between different hosts?

(A) FTP

(B) SNMP

(C) TELNET

(D) SMTP

Correct Answer : D

Q7 :  The most common types of storage devices are?

(A) Optical

(B) Magnetic

(C) Magnetic

(D) Persistent

Correct Answer : C

Q8 :  What is the process of dividing a disk into tracks and sectors?

(A) Crashing

(B) Tracking

(C) Formatting

(D) Dicing

Correct Answer : C

Q9 : File system is permanently stored in?

(A) Device

(B) Primary

(C) Secondary

(D) Direct Memory

Correct Answer : C

Q10 :  In MS PowerPoint, key used to run the Slide Show from the beginning is -

(A) F5

(B) F11

(C) F7

(D) Shift + F5

Correct Answer : A

Q11:  Performs simple math for CPU?

(A) DIMM

(B) BUS

(C) ALU

(D) Register

Correct Answer : C

Q12 :  Information travels between the components of the motherboard through

(A) Peripherals

(B) Flash memory

(C) CMOS

(D) BUS

Correct Answer : D

Q13 :  1 Nibble is equal to -

(A) 4 Bit

(B) 8 Bit

(C) 16 Bit

(D) 4 Byte

Correct Answer : A

Q14 :  DNS stand for -

(A) Domain Number System

(B) Domain Name System

(C) Data Name System

(D) None of the above

Correct Answer : B

Q15 :  Shortcut command for align the text in centre?

(A) Ctrl + E

(B) Ctrl + T

(C) Ctrl + R 

(D) Ctrl + C

Correct Answer : A

Q16 :  Which of the following can be used to control the movement of a cursor on a video screen?

(A) Mouse

(B) OCR

(C) Card punch

(D) Joystick

(E) None of these 

Correct Answer : A

Q17 :  ALU is a part of a computer is ___________.

(A) Application

(B) ROM

(C) RAM

(D) Processor

Correct Answer : D

 Q18 :  The process which takes place while starting the computer is called _____.

(A) booting

(B) multitasking

(C) multicopying

(D) multipasting 

Correct Answer : A

Q19 :  The Speed of modem is measured in which unit?

(A) BPS

(B) GPS

(C) CPS

(D) None of the above.

Correct Answer : A

Q20 :  What is the full name of PC?

(A) Public Computer

(B) Personal Computer

(C) Private Computer

(D) both (B) and (C)

Correct Answer : B

Q21 :  Which port connects certain types of musical instruments to sound cards?

(A) BUS

(B) MINI

(C) USB

(D) MIDI

Correct Answer : D

Q22 :  Thin plate or board having electronic components is called?

(A) Hard Disk

(B) ROM

(C) RAM

(D) Circuit board

Correct Answer : D

Q23 :  Which of the following is not a hardware processing chip ?

(A) Processing chip

(B) printer

(C) mouse

(D) Java

Correct Answer : D

Q24 :  What can you do with a CD?

(A) read

(B) write

(C) read and write

(D) either read or write

Correct Answer : C

Q25 :  The conditions keep on changing during the execution of the program. One or the other value is accumulated in every situation. What are these conditions of the program called?

(A) Variable

(B) Array

(C) Constant

(D) Data

Correct Answer : A

Q26 : The main memory of the computer is called?

(A) Primary Memory

(B) internal memory

(C) Primary Storage

(D) All these

Correct Answer : D

Q27 :  Which of the following is not an example of a storage device?

(A) Floppy

(B) Hard Disk

(C) CD

(D) RAM

Correct Answer : D

Q28 :  What is DVD?

(A) Digital Versatile Disc

(B) Digital Video Disc

(C) Dynamic Video Disc

(D) Dynamic Versatile Disk

Correct Answer : B

Q29 :  Which port connects a particular type of music device to the sound card?

(A) BUS

(B) CPU

(C) USB

(D) MEDI

Correct Answer : D

Q30 :  ______ are difficult to identify because they keep changing their types and sign patterns.

(A) Polymorphic virus

(B) Boot Sector Vinis

(C) Multipartite virus

(D) Non-resident virus.

Correct Answer : A

Q31 :  Which of the following option is used to control the run and resources of the computer?

(A) Desktop

(B) Operating system

(C) None of these

(D) Drivers 

Correct Answer : B

Q32 :  Some amount of information is stored in each memory location. Each memory location is given a name. What is this memory location called?

(A) Variable

(B) Array

(C) Constant

(D) Data

Correct Answer : A

Q33 :  Which of the following programs does not support more than one program at a time?

(A) DOS

(B) Linux

(C) Windows

(D) UNIX

Correct Answer : A

Q34:  what is the default chart type in Microsoft excel?

(A) pie chart

(B) line chart

(C) surface chart

(D) column chart 

Correct Answer : D

Q35:  The value which remains constant during the execution of a program is called?

(A) Variable

(B) Constant

(C) Array

(D) Data type

Correct Answer : B

Q36 :  What cannot be connected to the USB port of the computer?

(A) Mouse

(B) Printer

(C) Pen drive

(D) Hard disk

Correct Answer : D

Q37 :  Where are the data and programs kept when the processor is in use?

(A) Main memory

(B) Second memory

(C) Disk memory

(D) Program memory

Correct Answer : A

Q38 :  Ink-jet printers or band printers are classified as –

(A) Character Printers

(B) Ink Printers

(C) Line Printers

(D) Off-Band Printers

Correct Answer : A

Q39 :  What are the devices through which we can input our data or instructions into the computer?

(A) output device

(B) input device

(C) both a and b

(D) None of these

Correct Answer : B

Q40: The most powerful computer is____

(A) Super computer

(B) Micro computer

(C) Mini computer

(D) All of these

(E) None of these

Correct Answer : A

Q41 :  what is the key combination to open the 'Save As' dialog box in MS PowerPoint? 

(A) F12.

(B) Alt+F then D

(C) Alt+F then E

(D) Alt+F then O

Correct Answer : A

Q42 : Which of the following is not an input device?

(A) Keyboard

(B) Monitor

(C) Joystick

(D) Microphone

(E) None of these

Correct Answer : B

Q43 : OCR stands for………..

(A) Optical Character Recognition

(B) Optical CPU Recognition

(C) Optimal Character Recognition

(D) Other Character Recognition

Correct Answer : A

Q44 : …………… is the process of dividing the disk into tracks and sectors.

(A) Tracking

(B) Formatting

(C) Crashing

(D) Allotting

(E) None of these

Correct Answer : B

Q45 :  In which tab of MS Word 2010 Header and Footer option is available?

(A) Insert Tab

(B) View Tab

(C) Page Layout Tab

(D) Print Layout Tab

Correct Answer : A

Q46 :  Mail merge is a component of which of the following?

(A) MS Word

(B) MS Excel

(C) Word Press

(D) MS Access

Correct Answer : A

Explanation :

Q47 :  By using which tab can you add page numbers in an MS-Word 2019 document? 

(A) edit

(B) format

(C) insert

(D) Home

Correct Answer : C

Q48 :   What is the key combination to move down one paragraph in MS PowerPoint? 

(A) down arrow

(B) Shift + down arrow

(C) Ctrl + down arrow

(D) Alt + Down Arrow

Correct Answer : C

Q49 :  The number of rows in Excel 2003 is ______.

(A) 65535

(B) 65536

(C) 65534

(D) 65533 

Correct Answer : B

Q50 :  The extension of MS Excel's workbook or file is-

(A) .DOC

(B) .XLX

(C) .XLC

(D) .XLSX

Correct Answer : D