Updated Computer GK Questions from competitive exams

computer related  questions updated  for PSC Exams

 New updates are marked  *

 

1. Who invented Laptop?
Answer: Adam Osborne

2. Who is the first programmer
Answer: Ada Lovelace (Augusta Ada King-Noel)

3. The Information technology act came into existence from which year?
Answer: 2000

4. The inventor of www (World wide web)?
answer: Tim Berner's lee

5. Computer Mouse was invented by?
Answer: Douglas Engelbart

6. Computer Mouse is which type of device(Input/output)?
Answer:  Input device

some other Input devices are - a keyboard, scanner, joystick 

examples of Output devices: Printers, monitors, speakers, projector

7. What is the full form for USB?
Answer: Universal serial bus

8. What is the purpose of BUS in computers?
Answer: BUS connects components of the computer 

9. what is the full form for  RAM
Answer: Random access memory

10. what is the full form for  ROM
Answer: Read-only memory

11*. Who is the father of computer science?
Answer: Alan Turing

12*. Who is the father of computers?
Answer: Charles Babbage

13*. Who is the founder of Hotmail?
 Answer: Sabeer Bhatia

14*. A device used for the modulation and demodulation of signals?
Answer: modem  

 15.   Information technology act 2000 came in to force from which date?
Answer: 17 October 2000

 Simple Computer-linked Questions

*16. First electronic computer?
answer: ENIAC

*17. ENIAC stands for?
Answer: Electronic Numerical Integrator and Calculator


*18. Vacuum Tubes are used in which Generation of computers?
Answer: First Generation of computers


*19. Transistors are used in which Generation of computers?
Answer: Second Generation of computers


*20. IC chips are used in which Generation of computers?
Answer: Third Generation of computers

*21. Microprocessors are used in which Generation of computers?
Answer: Fourth Generation of computers

 

 

 

List of Multinational companies and it's founders

Founders of Major Companies in Information technology are most frequent in competitive exams.

1. who is the founder of Microsoft?

Answer:-Bill Gates and Paul Allen

2. who is the founder of Google?

Answer: Larry Page and Sergey Brin

3. who is the founder of Facebook?

Answer: Mark Elliot Zuckerberg

4. who is the founder of Amazon?

Answer: Jeff Bezos

5. who is the founder of Flipkart?

Answer : Sachin Bansal and Binny Bansal

6. who is the founder of Apple?

Answer: Steve Jobs, Steve Wozniak, and Ronald Wayne

7. what is the full form for  LAN
Answer: Local Area Network

8. what is the full form for  WAN
Answer: Wide Area Network

 9. what is the full form for  MAN
Answer: Metropolitan Area Network

What is the full form of AR in computer terminology?

Answer: Augmented reality

What is the full form of AI ?

Answer: Artificial intelligence


 
Find more computer questions from

UPSC important Computer Questions  

Important Computer Gk Questions 

previously asked Gk questions about Computer

Computer Questions for competitive exams

*Last updated on 28/12/2018

2018 Computer GK Repeated Questions and Answers

Advanced Computer related GK Questions, Frequently asked Computer GK Questions From KERALA PSC Exams


Which protocol is used to retrieve mail from the mail server?
Answer: Pop 3

who founded the Linux kernel?
Answer: Linus Torvalds

HTML stands for?
Answer: Hyper Text Markup Language

CORE in Core banking stands for?
Answer: Centralized online Real-time Exchange

First generation of computer is based on which technology?
Answer: Vacuum Tube

Microprocessor was introduced in which generation?
Answer: Fourth generation

GUI stands for?
Answer: Graphical User Interface

EEPROM Stands for?
Answer: Electrically Erasable Programmable Read only memory

SMPS Stands for ?
Answer: Switched mode Power supply

What does DMA stands for?
Answer: Direct Memory Access

The data of Optical disk is read with the help of which?
Answer: Photo electric sensor

EBCDIC stands for?
Answer: Extended Binary coded Decimal Interchange Code

These are computer GK questions from Data entry operator exams. For more computer related GK visit

1. Important Computer Gk Questions


2. computer related  questions from PSC Exams

3.Computer Questions for competitive exams

4. Frequently asked Computer GK 

5. GK related to Information Technology

6. Important computer Abbreviations 

 

Computer Gk for competitive exams

Frequently asked, Important computer Gk question for PSC and UPSC exams

The equipment which is used to connect computer with telephone?
Answer: Modem

what is the expansion of e-mail?
answer: electronic mail

The Term virus stands for?
answer: Vital information resources under siege

what is the full form of "USB"?
answer: Universal serial bus

Protocol used for e-mail service?
answer: smtp

FPI stands for?
answer: Frames per inch

one nibble is equal to ?
answer: 4bit

one terabit is equal to?
answer: 10¹² bit

Hardware terms associated with computer
1. Harddisk(storage)
2. SMPS(power supply)
3. CPU
4. UPS(power supply)
5. bus
6. usb

Visit For more Computer questions


 

Computer Questions for competitive exams

Number of computer related questions are increasing rapidly. Here we are providing some Computer Gk and frequently asked keyboard shortcuts

1. name the fastest super computer in india ?

Ans: Saga220

2. saga 220 is developed by ______?

Ans: vikram sarabhai space centre

3. First super computer from India ?

Ans: PARAM 8000

4. Lisp is a programing language related to _________?

Ans: Artificial intelligence

5. Father of Artificial intelligence who was died on 2011 ?

Ans: John McCarthy

6. What is the nationality of  linus torvalds ?

Ans: Finland

7. Name the first supercomputer  ?

Ans: Cray-1

8. India's first Super computer ?

Ans: Param

-----------------------------------------------------------------------------

Important Keyboard shortcuts

Global shortcuts


1. Alt + F          :   File menu options

2. Alt + E          :   Edit menu option

3. Alt + V         :   View menu option

4. F1               :    Help Window

5. Ctrl + A       :  Select All

6. Ctrl + X       : Cut

7. Ctrl + C       : Copy

8. Ctrl + V       : Paste

9. Shift +Arrow keys :  Make selection

10. Ctrl +Tab   : navigation for browser tabs

11. Alt+Tab     : Switch between minimized applications

12. Ctrl +O      : Open

13: Ctrl +W     : close current document or browser tab

14: Alt+F4      : Close Application

15. F5            : Refresh browser

16. Ctrl +P     :Print

17. Ctrl +F2   :Print preview (MS Office)

How the files are created?


bit -> byte -> field -> record -> file

file consists of Records
record consists of several fields
field consists of Byte
Byte consists of  bits