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July 05, 2017

Computer General Knowledge Examination 2017

Computer QUIZ

1. All of the following are examples of real security and privacy risks EXCEPT:
A. hackers.
B. spam.
C. viruses.
D. identity theft.
Answer: B
2. A process known as ____________ is used by large retailers to study trends.
A. data mining
B. data selection
D. data conversion
Answer: A

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

4. A(n) ____________ system is a small, wireless handheld computer that scans an item’s tag and pulls up the current price (and any special offers) as you shop.
C. inventory
D. data mining
Answer: A

5. The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement specialty called:
A. robotics.
B. simulation.
C. computer forensics.
D. animation.
Answer: C

6. 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
Answer: C

7. ____________ tags, when placed on an animal, can be used to record and track in a database all of the animal’s movements.
Answer: B

8. 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.
Answer: A

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

10. ____________ is the study of molecules and structures whose size ranges from 1 to 100 nanometers.
A. Nanoscience
B. Microelectrodes
C. Computer forensics
D. Artificial intelligence
Answer: A
11. ____________ 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)
Answer: D

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

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

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

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

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

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

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

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

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

21. A ____________ is approximately one billion bytes.
A. kilobyte
B. bit
C. gigabyte
D. megabyte
Answer: C

22. A ____________ is approximately a million bytes.
A. gigabyte
B. kilobyte
C. megabyte
D. terabyte
Answer: C

23. ____________ is any part of the computer that you can physically touch.
A. Hardware
B. A device
C. A peripheral
D. An application
Answer: A

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

25. All of the following are examples of input devices EXCEPT a:
A. scanner.
B. mouse.
C. keyboard.
D. printer.
Answer: D

26. Which of the following is an example of an input device?
A. scanner
B. speaker
D. printer
Answer: A

27. All of the following are examples of storage devices EXCEPT:
A. hard disk drives.
B. printers.
C. floppy disk drives.
D. CD drives.
Answer: B

28. The ____________, also called the “brains†of the computer, is responsible for processing data.
A. motherboard
B. memory
D. central processing unit (CPU)
Answer: D

29. The CPU and memory are located on the:
A. expansion board.
B. motherboard.
C. storage device.
D. output device.
Answer: B

30. Word processing, spreadsheet, and photo-editing are examples of:
A. application software.
B. system software.
C. operating system software.
D. platform software.
Answer: A

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

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

33. The PC (personal computer) and the Apple Macintosh are examples of two different:
A. platforms.
B. applications.
C. programs.
D. storage devices.
Answer: A

34. Apple Macintoshes (Macs) and PCs use different ____________ to process data and different operating systems.
A. languages
B. methods
D. storage devices
Answer: C
35. Servers are computers that provide resources to other computers connected to a:
A. network.
B. mainframe.
C. supercomputer.
D. client.
Answer: A

36. Smaller and less expensive PC-based servers are replacing ____________ in many businesses.
A. supercomputers
B. clients
C. laptops
D. mainframes
Answer: D
37. ____________ are specially designed computers that perform complex calculations extremely rapidly.
A. Servers
B. Supercomputers
C. Laptops
D. Mainframes
Answer: B

38. DSL is an example of a(n) ____________ connection.
A. network
B. wireless
C. slow
D. broadband
Answer: D
39. The difference between people with access to computers and the Internet and those without this access is known as the:
A. digital divide.
B. Internet divide.
C. Web divide.
D. broadband divide.
Answer: A
40. ____________ is the science revolving around the use of nano structures to build devices on an extremely small scale.
A. Nanotechnology
B. Micro-technology
C. Computer forensics
D. Artificial intelligence
Answer: A
41. Which of the following is the correct order of the four major functions of a computer?
A. Process à Output à Input à Storage
B. Input à Outputà Process à Storage
C. Process à Storage à Input à Output
D. Input à Process à Output à Storage
Answer: D

42. ____________ bits equal one byte.
A. Eight
B. Two
C. One thousand
D. One million
Answer: A

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

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

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

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

47. ____________ 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
Answer: B

48. The steps and 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.
Answer: A

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

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

Fill in the Blanks:

51. Between PCs and Macs, the ____________ is the platform of choice for graphic design and animation.Answer: Mac

52. The ____________ is the program that manages the hardware of the computer system, including the CPU, memory, storage devices, and input/output devices.Answer: operating system

53. The type of operating system software you use depends on your computers€™s ____________.Answer: platform

54. ____________software helps you carry out tasks, such as typing a document or creating a spreadsheet.Answer: Application

55. ____________are the fastest and most expensive computers.Answer: Supercomputers

56. A ____________ is approximately 1,000 bytes.Answer: kilobyte

57. Input devices are used to provide the steps and tasks the computer needs to process data, and these steps and tasks are called ____________.Answer: instructions

58. A computer gathers data, processes it, outputs the data or information, and ____________ the data or information.Answer: stores

59. The binary language consists of two digits: ____________ and ____________.Answer: 0 and 1

60. A string of ____________ 0s and 1s is called a byte.Answer: eight (8)

61. The devices you use to enter data into a computer system are known as ____________ devices.Answer: input

62. The devices on a computer system that let you see the processed information are known as ____________ devices.Answer: output

63. ____________ is the set of computer instructions or programs that enables the hardware to perform different tasks.Answer: Software

64. When you connect to the ____________, your computer is communicating with a server at your Internet service provider (ISP).Answer: Internet

65. ____________ are computers that excel at executing many different computer programs at the same time.Answer: Mainframes

66. ____________is the application of computer systems and techniques to gather legal evidence.Answer: Computer forensics

67. ____________ is the science that attempts to create machines that will emulate the human thought process.Answer: Artificial intelligence (AI)

68. Macintosh computers use the Macintosh operating system (Mac OS), whereas PCs generally run ____________ as an operating system.Answer: Microsoft Windows

69. A process known as ____________ tracks trends and allows retailers to respond to consumer buying patterns.Answer: data mining

70. Hard disk drives and CD drives are examples of ____________ devices.Answer: storage

71. You would use ____________ software to create spreadsheets, type documents, and edit photos.Answer: application

72. ____________ are computers that support hundreds or thousands of users simultaneously.Answer: Mainframes

73. ____________ is the term given to the act of stealing someone’s identity and ruining their credit rating.Answer: Identity theft

74. Surgeons are using ____________ to guide robots to perform delicate surgery.Answer: computers

75. Patient ____________ are life-sized mannequins that have a pulse and a heartbeat and respond to procedures just like humans.Answer: simulators

True and False

76. Currently, the performance of tasks by robots is based on pre  programmed algorithms.Answer: True

77. Data can be a number, a word, a picture, or a sound.Answer: True

78. Strictly defined, a computer is a data processing device.Answer: True

79. The discrepancy between the “haves†and “have-nots†with regard to computer technology is commonly referred to as the digital society.Answer: False (digital divide)

80. One of the benefits of becoming computer fluent is being a savvy computer user and consumer and knowing how to avoid viruses, the programs that pose threats to computer security.
Answer: True

81. Trend-spotting programs, developed for business, have been used to predict criminal activity.Answer: True

82. Employers do not have the right to monitor e-mail and network traffic on employee systems used at work.Answer: False

83. Clicking on an icon with the mouse is a form of giving an instruction to the computer.Answer: True

84. Output devices store instructions or data that the CPU processes.Answer: False (memory)

85. The CPU and memory are located on a special circuit board in the system unit called the motherboard.Answer: True

86. Nanostructures represent the smallest human-made structures that can be built.Answer: True

87. The main difference between a supercomputer and a mainframe is that supercomputers are designed to execute a few programs as quickly as possible,whereas mainframes are designed to handle many programs running at the same time (but at a slower pace).
Answer: True

88. Being computer fluent means that you should be able to build a computer yourself.Answer: False

89. Embedded computers are self-contained computer devices that have their own programming and do not receive input.Answer: True

90. A Web browser is a special device that is installed in your computer that allows it to communicate with other devices on a network.Answer: False (network adapter)

91. With a wireless network, it is easier to relocate devices.Answer: True

92. The most common type of memory that the computer uses to process data is ROM.Answer: False (RAM)

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