IBPS POs COMPUTER KNOWLEDGE MCQs

1. All of the given following are examples of input devices of computers EXCEPT one.
A. scanner.
B. mouse.
C. keyboard.
D. printer.

2. Which of the following is an example of an Computers input device?
A. scanner
B. speaker
C. CD
D. printer

3. ____________ can be any part of the computer which you can physically touch.
A. Hardware
B. A device
C. A peripheral
D. An application

4. The components that process data in computer are located in the:
A. input devices.
B. output devices.
C. system unit.
D. storage component.

5. The ____________, also called the brain of the computer & is responsible for processing data.
A. motherboard
B. memory
C. RAM
D. central processing unit (CPU)

6. A ____________ is approximately a million bytes.
A. gigabyte
B. kilobyte
C. megabyte
D. terabyte

7. Word processing, spreadsheet & photo-editing are examples of
A. application software.
B. system software.
C. operating system software.
D. platform software.

8. A ____________ is approximately one billion bytes.
A. kilobyte
B. bit
C. gigabyte
D. megabyte

9. ____________ is a set of computer programs used on a computer to help perform tasks.
A. An instruction
B. Software
C. Memory
D. A processor

10. A string of eight 0s and 1s is called a:
A. megabyte.
B. byte.
C. kilobyte.
D. gigabyte.

11. The CPU & memory are located on the -
A. expansion board.
B. motherboard.
C. storage device.
D. output device.

12. The term bit is short for -
A. megabyte.
B. binary language.
C. binary digit.
D. binary number.

13. System software is the set of programs that enables your computers hardware devices & ____________ software to work together.
A. management
B. processing
C. utility
D. application

14. The term bit is short for:
A. megabyte.
B. binary language.
C. binary digit.
D. binary number.


15. The PC & the Apple Macintosh are examples of two different:
A. platforms.
B. applications.
C. programs.
D. storage devices.

16. In the binary language each letter of the alphabet, each number & each special character is made up of a unique combination of:
A. eight bytes.
B. eight kilobytes.
C. eight characters.
D. eight bits.

17. Apple Macintoshes (Mac) & PC use different ____________ to process data and different operating systems.
A. languages
B. methods
C. CPUs
D. storage devices

18. Computers process data into information by working exclusively with:
A. multimedia.
B. words.
C. characters.
D. numbers.

19. Servers are computers that provide resources to other computers connected to -
A. network.
B. mainframe.
C. supercomputer.
D. client.

20. Computers use the ____________ language to process data.
A. processing
B. kilobyte
C. binary
D. representational

21. Smaller & less expensive PC based servers are replacing ____________ in many businesses.
A. supercomputers
B. clients
C. laptops
D. mainframes

22. After a picture has been taken with a digital camera & processed appropriately, the actual print of the picture is considered as:
A. data.
B. output.
C. input.
D. the process.

23. ____________ are specially designed computers that perform complex calculations extremely rapidly.
A. Servers
B. Supercomputers
C. Laptops
D. Mainframes

24. Computers gather data, which means that they allow users to ____________ data.
A. present
B. input
C. output
D. store

25. DSL is an example of a____________ connection.
A. network
B. wireless
C. slow
D. broadband

26. The name for the way that computers manipulate data into information is called:
A. programming.
B. processing.
C. storing.
D. organizing.

27. The difference between people with access to computers & the Internet and those without this access is known as the:
A. digital divide.
B. Internet divide.
C. Web divide.
D. broadband divide.

28. ____________ is data that has been organized or presented in a meaningful fashion.
A. A process
B. Software
C. Storage
D. Information

29. ____________ is the science revolving around the use of nanostructures to build devices on an extremely small scale.
A. Nanotechnology
B. Micro-technology
C. Computer forensics
D. Artificial intelligence

30. ____________ is the science that attempts to produce machines that display the same type of intelligence that humans do.
A. Nanoscience
B. Nanotechnology
C. Simulation
D. Artificial intelligence (AI)

31. Which of the following is the correct order of the four major functions of a computer?
A. Process – Output – Input – Storage
B. Input – Output – Process – Storage
C. Process – Storage – Input – Output
D. Input – Process – Output – Storage

32. ____________ is the study of molecules & structures whose size ranges from 1 to 100 nanometers.
A. Nanoscience
B. Microelectrodes
C. Computer forensics
D. Artificial intelligence

33. ____________ bits equal one byte.
A. Eight
B. Two
C. One thousand
D. One million

34. Technology no longer protected by copyright, available to everyone, is considered to be:
A. proprietary.
B. open.
C. experimental.
D. in the public domain.

35. The binary language consists of ____________ digit(s).
A. 8
B. 2
C. 1,000
D. 1

36. Surgeons can perform delicate operations by manipulating devices through computers instead of manually. This technology is known as -
A. robotics.
B. computer forensics.
C. simulation.
D. forecasting.

37. A byte can hold one ____________ of data.
A. bit
B. binary digit
C. character
D. kilobyte

38. ____________ tags, when placed on an animal, can be used to record & track in a database all of the animal movements.
A. POS
B. RFID
C. PPS
D. GPS

39. ____________ controls the way in which the computer system functions & provides a means by which users can interact with the computer.
A. The platform
B. The operating system
C. Application software
D. The motherboard

40. Which of the following is NOT one of the four major data processing functions of a computer?
A. gathering data
B. processing data into information
C. analyzing the data or information
D. storing the data or information

41. The operating system is the most common type of ____________ software.
A. communication
B. application
C. system
D. word-processing software

42. The ability to recover & read deleted or damaged files from a criminals computer is an example of a law enforcement specialty called:
A. robotics.
B. simulation.
C. computer forensics.
D. animation.

43. ____________ are specially designed computer chips that reside inside other devices, such as your car or your electronic thermostat.
A. Servers
B. Embedded computers
C. Robotic computers
D. Mainframes

44. A ____________ system is a small, wireless handheld computer that scans an items tag & pulls up the current price (and any special offers) as you shop.
A. PSS
B. POS
C. inventory
D. data mining

45. The steps & tasks needed to process data, such as responses to questions or clicking an icon, are called:
A. instructions.
B. the operating system.
C. application software.
D. the system unit.

46. ____________terminals (formerly known as cash registers) are often connected to complex inventory & sales computer systems.
A. Data
B. Point-of-sale (POS)
C. Sales
D. Query

47. The two broad categories of software are:
A. word processing & spreadsheet.
B. transaction & application.
C. Windows & Mac OS.
D. system & application.

48. A process known as ____________ is used by large retailers to study trends.
A. data mining
B. data selection
C. POS
D. data conversion

49. The metal or plastic case that holds all the physical parts of the computer is the:
A. system unit.
B. CPU.
C. mainframe.
D. platform.

50. All of the following are examples of real security and privacy risks EXCEPT:
A. hackers.
B. spam.
C. viruses.
D. identity theft

Answers:

1. (D) 2. (A) 3. (A) 4. (C) 5. (D) 6. (C) 7. (A) 8. (C) 9. (B) 10. (B) 11. (B) 12. (C) 13. (D) 14. (C) 15. (A) 16. (D) 17. (C) 18. (D) 19. (A) 20. (C) 21. (D) 22. (B) 23. (B) 24. (B) 25. (D) 26. (B) 27. (A) 28. (D) 29. (A) 30. (D) 31. (D) 32. (A) 33. (A) 34. (B) 35. (B) 36. (A) 37. (C) 38. (B) 39. (B) 40. (C) 41. (C) 42. (C) 43. (B) 44. (A) 45. (A) 46. (B) 47. (C) 48. (A) 49. (A) 50. (B)