45 Basic Computer Questions and Answers For Competitive Exams

45 Basic Questions and Answers For Competitive Exams

45 Basic Computer Questions and Answers For Competitive Exams

QUESTION No 1. Who is the father of Computer ?

Answer : Charles Babbage

QUESTION No 2. In a computer , most processing takes place in ?
Answer : CPU

QUESTION No 3. In which type of computer , data are represented as discrete signals ?
Answer : Digital Computer

QUESTION No 4. Scientific Name of Computer ?
Answer : Sillico sapiens

QUESTION No 5. What is the name of the display feature that highlights are of the screen which requires operator attention ?
Answer : Reverse Video

QUESTION No 6. Computers , combine both measuring and counting , are called
Answer : Hybrid Computer

QUESTION No 7. What is FORTRAN ?
Answer : Formula Translation

QUESTION No 8. What translates and executes program at run time line by line ?
Answer : Interpreter

QUESTION No 9. What converts an entire program into machine . language ?
Answer : Compiler

QUESTION No 10. Who is the father of personal computer ?
Answer : Edward Robert

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QUESTION No 11. EEPROM stands for ?
Answer : Electronic Erasable Programmable Read Only Memory

QUESTION No 12. Who developed the first electronic computer ?
ANSWER : J.V. Atansoff

QUESTION No 13. Which programming languages are classified as low level languages ?
Answer : Assembly Language

QUESTION No 14. What is the name of first web browser ?
Answer : Mosaic

QUESTION No 15. First page of Website is termed as ?
Answer : Home Page

QUESTION No 16. Name of 1st electronic computer ?
Answer : ENIAC

QUESTION No 17. Office LANS , which are scattered geographically on large scale , can be connected by the use of corporate ?
Answer : WAN ( wide area network )

QUESTION No 19. To move a copy of file from one computer to another over a communication channel is called ?
Answer : File Transfer

QUESTION No 20. Large transaction processing systems in automated organisations use ?
Answer : Batch Processing

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QUESTION No 21. MSIC stands for ?
Answer : Magnetic Ink Character Recognition

QUESTION No 22. The scrambling of code is known as ?
Answer : Encryption

QUESTION No 23. The first computers were programmed using ?
Answer : Machine Language

45 Basic Computer Questions and Answers For Competitive Exams

Question No. 24. No. of different characters in ASCII coding system ?
Answer : 1024

Question No. 25. MSIC stand for
Answer : Medium Scale Integrated Circuits

Question No. 26. IBM stands for
Answer : International Business Machines

Question No. 27. A fault in a computer program which prevents it from working correctly is known as ?
Answer : Bug

Question No. 28. Which button makes alphabets / letters in uppercase and lowercase and numbers to symbols ?
Answer : Shift

Question No. 29. When a computer is switched on , the booting process performs ?
Answer : Power on self test

Question No. 30. What is the software frequently utilized by end users called ( like Word , PowerPoint ) ?
Answer : Application Software

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Question No. 31. Unit of measurement of the output quality of a printer ?
Answer : Dot per sq . inch

Question No. 32. Switching device of fifth generation computer known as ?
Answer : VLSI

Question No. 33. The unit KIPS is used to measure the speed of ?
Answer : Processor

Question No. 34. DOS stands for
Answer : Disk Operating System

Question No. 35. What is a joy stick primarily in computers used for ?
Answer : Computer Gaming

45 Basic Questions and Answers For Competitive Exams

Question No. 36. In 1999 , the Melissa virus was a widely publicized

Answer : E – mail virus

Question No. 37. Which of the following commands is given to reboot the computer ?
Answer : Ctrl + Alt + Del

Question No. 38. What is correcting errors in a program called ?
Answer : Debugging

Question No. 39. BCD is ?
Answer : Binary Coded Decimal

Question No. 40. Which commend is used to select the whole document ?

Answer : Ctrl+A

45 Basic Computer Questions and Answers For Competitive Exams

Question No. 41. What is the functional key to display save-as box ?

Answer : F12

Question No. 42. Who is known as the FATHER OF COMPUTER MOUSE ?

Answer : Douglas Engelbart

Question No. 43. Where is the CPU and Memory located ?

Answer : Mother Board

Question No. 44. Who is the Founder of IBM company ?

Answer : Thomas J. Watson

Question No. 45. In which year , The Microsoft Company was founded ?