Computer General knowledge for all competitive exam
1. The device used to carry digital data on analog lines is called
Ans. modem
2. The portion of the CPU that coordinates the activities of all other computer components is the
Ans. Control unit
3. Step-by-step instructions that run the computer are
Ans. Programs
4. The process of writing computer instructions in a programming language is known as
Ans. Coding
5. Which of the following refers to too much electricity and may cause a voltage surge?
Ans. Spike
6. the following is possible with open architecture?
Ans. Use to upgrade and add new devices as they come on the market
7. ________ are special visual and sound effects contained in a presentation graphics file.
Ans. Animation
8. Rules for exchanging data between computers are called
Ans. Protocol
9. Which of the following is used to write Web pages?
Ans. HTML
10. ________ is the most important/powerful computer in a typical network.
Ans. Network server
11. Raw, unprocessed facts, including text, numbers, images, and sounds, are called
Ans. Data
12. The primary job of an operating system is to manage-
Ans. Resources
13. What is Cache RAM?
Ans. Fast memory used for data that is accessed often
14. Fire wire is same as:
Ans. IEEE 1394
15. Which of the following circuit is used as a „Memory device‟ in computers?
Ans. Flip-Flop
16. _____________ is a device that connect two LAN or two segment of the same LAN.
Ans. Bridges
17. Microsoft„s SQL server is the fasted growing ____________?
Ans. DBMS
18. Which of the following are objects in an access data base?
Ans. Macros module
19. The computer device primarily used to provide hard copy is the:
Ans.Line printers
20. ______________ is a collection of data that is organized so that its contents can easily be accessed manage and updated.
Ans. Database
21. Arranging of data in a logical sequence is knows as ____________.
Ans. Sorting
22. While working with MS-Dos which command transfers a specific file from one disk to another?
Ans. Copy
23. ____________ controls the way in which the computer system functions and provides a means by which users can interact with the computer.
Ans.the operating system
24. The operating system is the most common type of ____________software.
Ans. System
25. ____________ are specially designed computer chips that reside inside other devices, such as your car or your electronic thermostat.
Ans. Embedded Computer
26. To navigate to a new web page for which you know the URL, type that URL in the browser's _______ and press Enter.
Ans. Address bar
27. The CPU, also called the _________when talking about PCs, does the vast majority of the processing for a computer.
Ans . Microprocessor
28. What is the difference between a CD- ROM and a CD-RW ?
Ans. They are the same-just two different terms used by different manufacturers
29. The steps and tasks needed to process data, such as responses to questions or clicking an icon, are called:
Ans. Instruction
30. Fifth generation computer is also known as
Ans. Knowledge Information processing System
31. The computer that process both analog and digital is called
Ans. Hybrid Computer
32. What is the term for how words will appear on a page?
Ans. Text formatting
33. The process of a computer receiving information from a server on the Internet is known as
Ans. Downloading
34. Office LANs that are spread geographically apart on a large scale can be connected using a corporate
Ans. LAN
35. What is correcting errors in a program called?
Ans. Debugging
36. The output quality of a printer is measured by-
Ans. Dot per sq inch
37. In analog computer –
Ans. Input is never converted to digital form
38. The system unit of a personal computer typically contains all of the following except:
Ans. Modem
39. A computer program that converts an entire program into machine language is called a/an –
Ans. Compiler
40. All of the following are examples of real security and privacy risks
Ans. Spam
41. Who designed the first electronic computer ENIAC?
Ans. J Presper Eckert and John W Mauchly
42. Who invented the high level language „C‟?
Ans. Dennis M Ritchie
43. _________ are specially designed computer chips reside inside other devices, such as your car or your electronic thermostat.
Ans. Embedded Computer
44. The operating system creates ________ from the physical Computer.
Ans. Virtual computers
45. A Person who designs program, operate and maintain computer equipment refers to-
Ans. Programmer
46. Which of the following is an example of connectivity?
Ans. Internet
47. Human beings are referred to as Homosapinens, which device is called Sillico Sapiens?
Ans. Computer
48. An error in software or hardware is called a bug. What is the alternative computer jargon for it?
Ans. Glitch
49. Granting an outside organization access to internet web pages is often implemented using a(n)-
Ans. Extranet
50. Modern Computer are very reliable but they are not
Ans. Infallible
51. Most Advanced form of ROM is-
Ans. EEPROM
52. Laptops was invented by-
Ans. Adam Osborne
53. Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?
Ans. Motherboard
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