Computer Question - Answer

1. "The fathers of the Internet" is
Ans : Vint Cerf

 2. The inventor of the World Wide Web?
Ans : Tim Berners-Lee  

 3.In internet terminology IP means
Ans:Internet Protocol

 4. The first page of a website is called the
Ans : Home page

 5. Which  company is nicknamed  "Big Blue" ?
Ans : IBM(International Business Machines Corporation)

6. Which day is celebrated as world Computer Literacy Day?
Ans : December 2

7. Name the software program which is used to view Web Pages?

Ans: Browser

8. Error in programs is also called?

Ans: Bug

9. What is the full form of PDF?

Ans: Portable Document Format

10. Image in the computer screen is made up of?

Ans: Pixel

11. What is the full form of USB?

Ans: Universal Serial Bus

12. IC chips used in computers are usually made of?

Ans: Silicon

13. Which device is used to connect computer to the internet is called?

Ans: Modem (Modulator-Demodulator)

14. In which form data is store in computer?

Ans: Binary (0,1)

15. What is the full form of virus?

Ans: Vital Information Resource Under Seize

16. What is Hard Copy?

Ans: The printed Output Document

17. What do you call a portable computer?

Ans: Laptop

18. What is Google?

Ans: Search Engine

19. What is Google Chrome?

Ans: Internet Browser

20. Who is the founder of Microsoft?

Ans: Bill Gates

1. Who is called brain of computer?

Ans: CPU

2. Who is known as father of computer?

Ans: Charles Babbage

3. What is the full form of RAM?

Ans: RAM-Random Access Memory

4. Full form of CPU?

Ans: CPU- Central Processing Unit

5. Which device is used to take print on paper?

Ans: Printer

6. Which device looks like a TV?

Ans: Monitor

7. Which device is used to type your name in computer?

Ans: Keyboard

8. Which device is used to draw picture in paint?

Ans: Mouse

9. Which device is used to give power to the computer after power off?

Ans: UPS

10. Which device is used to show movie on big wall?

Ans: Projector

11. Which device is used to record your voice?

Ans: Microphone

12. Which device is used to take picture?

Ans: Camera

13. Which is the longest key on keyboard?

Ans: Space Bar

14. Which button on mouse help us to move up and down?

Ans: Scroll Button

15. The small pictures on computer screen is called?

Ans: Icons

16. The printed copy on paper is called?

Ans: Hard Copy

17. The full form of CU?

Ans: CU-Control Unit

18. The full form of CD?

Ans: CD- Compact Disc

19. Which is the first super computer of India?

Ans: PARAM

20. The full form of ALU?

Ans: ALU- Arithmetic and Logical Unit

CLASS-8

1. What is Computer Network?

Ans: A computer network is a collection of computer and other resources like printer, scanner etc. connected together so that they can communicate with each other.

2. What is Workstation?

Ans: The computer that is connected to a network is called Workstation.

3. What is Stand Alone PC?

Ans: A computer that is not connected to the network is called Stand Alone PC.

4. What is MODEM?

Ans: Device that converts analog signal to digital signal and digital signal to analog signal is called MODEM. (MODEM:Modulator-Demodulator)

5. Which cable is used by cable TV industry?

Ans: Coaxial Cable

6. What is Operating System?

Ans: Operating system is a program which provides interface between user and hardware.

7. Name different types of operating system?

Ans: Windows, Linux, Unix, Android

8. What is Internet?

Ans: The Internet is a global wide area network that connects computer systems across the world.

9. Write the full form of PAN.

Ans: PAN- Personal Area Network

10. Write the full form of WAN.

Ans: WAN- Wide Area Network

11. Write the full form of VIRUS.

Ans:VIRUS- Vital Information Resources Under Seize

12. What is Spreadsheet/Worksheet?

Ans: A spreadsheet or worksheet is a file made of rows and columns that help sort data, arrange data easily, and calculate numerical data.

13. What is Range?

Ans: A range is a group of consecutive cells in a worksheet that have been selected or highlighted.

14. What are Functions?

Ans: Functions are predefined formulas that perform calculations.

15. What is Active Cell?

Ans: A cell which is currently selected.

16. Name different types of functions used in Excel?

Ans: Sum, Count, Max, Min, Average

17. Write the full form of HTML.

Ans: HTML- Hyper Text Markup Language

18. Write the name of cables used in Computer Network.

Ans: Fibre Optics, Coaxial Cable, Twisted Pair

19. Write the name of some devices used in Computer Network.

Ans: Modem, Hub, Switch, Bridge, Gateway, Router

20. Which device works like a traffic policeman?

Ans: Router-It directs network traffic.

CLASS-7

1. What is Hardware?

Ans: Hardware consists of all the parts that we can touch.Ex-Keyboard Mouse.

2. What is Software?

Ans: Software is a set of programs.

3. What is Program?

Ans: Program is a set of instructions that tells the computer to perform tasks.

4. Name different types of Software.

Ans: Application software, System Software, Utility software.

5. Name some Application software.

Ans: MS Word, MS Excel, PowerPoint, MS Paint etc.

6. What is Operating System?

Ans: Operating system is a program which provides interface between user and hardware.

7. Name different types of operating system.

Ans: Windows, Linux, Unix, Android

8. Name some programming language.

Ans: BASIC, C, C++, JAVA, HTML, LOGO etc.

9. Name some utility software.

Ans: Antivirus program, Screen Saver, Disk Cleanup Program, Disk Defragmenter etc.

10. What is Interpreter?

Ans: Interpreter takes one instruction at a time, translates it and moves on the next statement in the program.

*Computer Virus*

11. Write the full form of VIRUS.

Ans:VIRUS- Vital Information Resources Under Seize

12. What is Computer Virus?

Ans: A computer virus is a piece of software that can  infect a computer, install itself and copy itself to other computers, without the users permission.

13. Name different types of computer viruses.

Ans: Malware, Trojan horse, Worm, Spyware, Adware etc.

14. What was the name of first computer virus?

Ans: Creeper

15. Microsoft Word is an example of-

Ans: Application Software

*MS EXCEL*

16. What is Spreadsheet/Worksheet?

Ans: A spreadsheet or worksheet is a file made of rows and columns that help sort data, arrange data easily, and calculate numerical data.

17. The file responsible for starting MS Excel is-

Ans: Excel.exe

18. What are Functions?

Ans: Functions are predefined formulas that perform calculations.

19. What is Active Cell?

Ans: A cell which is currently selected.

20. Name different types of functions used in Excel?

Ans: Sum, Count, Max, Min, Average

CLASS-6

1. Write the full form of PC.

Ans: PC- Personal Computer

2. Name different types of computer (Basis of operation).

Ans: Analog computer, Digital Computer, Hybrid Computer

3. Name different types of computer (Basis of size and performance).

Ans: Micro computer, Mini Computer, Mainframe Computer, Super Computer

4. Name the computer that can be moved from one place to another place easily.

Ans: Laptop Computer

5. Micro Computer is also known as-

Ans: Personal Computer

6. Which port is used to connect laptop to the TV?

Ans: HDMI Port

7. Which port is used to connect Pen Drive to the TV?

Ans: USB Port

8. Write the full form of USB.

Ans: USB- Universal Serial Bus

9. Pen Drive is also Known as-

Ans: Flash Drive

10. What is Volatile Memory?

Ans: Volatile memory is a type of storage whose contents are erased when the computer is switched off. Ex - RAM