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
C. POS
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.
A. PSS
B. POS
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.
A. POS
B. RFID
C. PPS
D. GPS
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
C. CD
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
C. RAM
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
C. CPUs
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.
B. CPU.
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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