Appendix A Test Bank
Student: ______
1. Complex instruction set computer chips limit the number of instructions the CPU can execute to increase processing speed.
TrueFalse
2. A computer is an electronic device operating under the control of instructions stored in its own memory that can accept, manipulate, and store data.
TrueFalse
3. The central processing unit (CPU) (or microprocessor) is the actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together.
TrueFalse
4. The arithmetic-logic unit includes instructions and literally tells the other hardware devices what to do, based on the software instructions.
TrueFalse
5. The control unit performs all arithmetic operations (for example, addition and subtraction) and all logic operations.
TrueFalse
6. Gigahertz is the number of millions of CPU cycles per second.
TrueFalse
7. Megahertz is the number of billions of CPU cycles per second.
TrueFalse
8. Complex instruction set computer (CISC) chips is a type of CPU that can recognize as many as 100 or more instructions, enough to carry out most computations directly.
TrueFalse
9. Complex instruction set computer chips limit the number of instructions the CPU can execute to increase processing speed.
TrueFalse
10. Primary storage is the computer's main memory, which consists of the random access memory (RAM), cache memory, and read-only memory (ROM) that is directly accessible to the CPU.
TrueFalse
11. Random access memory (RAM) is the computer’s primary working memory, in which program instructions and data are stored so that they can be accessed directly by the CPU via the processor’s high-speed external data bus.
TrueFalse
12. Volatility refers to a device's ability to function with or without power. RAM is volatile, meaning it must have constant power to function; its contents are lost when the computer’s electric supply fails.
TrueFalse
13. Cache memory is a small unit of ultra-fast memory that is used to store recently accessed or frequently accessed data so that the CPU does not have to retrieve this data from slower memory circuits such as RAM.
TrueFalse
14. Random access memory is the portion of a computer’s primary storage that does not lose its contents when one switches off the power.
TrueFalse
15. ROM is nonvolatile, meaning it does not require constant power to function. ROM contains essential system programs that neither the user nor the computer can erase. Since the computer’s internal memory is blank during start-up, the computer cannot perform any functions unless given start-up instructions.
TrueFalse
16. Flash memory is a special type of rewritable read-only memory (ROM) that is compact and portable.
TrueFalse
17. Memory cards contain high-capacity storage that holds data such as captured images, music, or text files.
TrueFalse
18. Memory sticks provide nonvolatile memory for a range of portable devices including computers, digital cameras, MP3 players, and PDAs.
TrueFalse
19. Secondary storage consists of equipment designed to store large volumes of data for long-term storage.
TrueFalse
20. A megabyte (MB or M or Meg) is roughly 1 million bytes.
TrueFalse
21. Magnetic medium is a secondary storage medium that uses magnetic techniques to store and retrieve data on disks or tapes coated with magnetically sensitive materials.
TrueFalse
22. Memory stick is an older secondary storage medium that uses a strip of thin plastic coated with a magnetically sensitive recording medium.
TrueFalse
23. A hard drive is a secondary storage medium that uses several rigid disks coated with a magnetically sensitive material and housed together with the recording heads in a hermetically sealed mechanism.
TrueFalse
24. An input device is equipment used to capture information and commands.
TrueFalse
25. Adaptive computer devices are input devices designed for special applications for use by people with different types of special needs.
TrueFalse
26. An input device is equipment used to see, hear, or otherwise accept the results of information processing requests.
TrueFalse
27. A desktop computer is an electronic book that can be read on a computer or special reading device. Some are small enough to carry around, while others are the size of a telephone booth.
TrueFalse
28. A tablet is a pen-based computer that provides the screen capabilities of a PDA with the functional capabilities of a laptop or desktop computer.
TrueFalse
29. An appliance is a computer dedicated to a single function, such as a calculator or computer game.
TrueFalse
30. A workstation is a cellular telephone with a keypad that runs programs, music, photos, email, and includes many features of a PDA.
TrueFalse
31. Personal digital assistant (PDA) is a small handheld computer that performs simple tasks such as taking notes, scheduling appointments, and maintaining an address book and a calendar. The PDA screen is touch-sensitive, allowing a user to write directly on the screen, capturing what is written.
TrueFalse
32. A handheld computer portable enough to fit in a purse or pocket and has its own power source or battery.
TrueFalse
33. A computer portable enough to fit on a lap or in a bag and has its own power source or battery.
TrueFalse
34. A tablet computer has a flat screen that uses a mouse or fingertip for input instead of a keyboard. Similar to PDAs, tablet PCs use a writing pen or stylus to write notes on the screen and touch the screen to perform functions such as clicking on a link while visiting a website.
TrueFalse
35. A personal computer is a computer that is operated by a single user who can customize the functions to match personal preferences.
TrueFalse
36. A desktop computer sits on, next to, or under a user’s desk and is too large to carry around. The computer box is where the CPU, RAM, and storage devices are held with a monitor on top, or a vertical system box (called a tower) usually placed on the floor within a work area.
TrueFalse
37. A workstation computer is similar to a desktop but has more powerful mathematical and graphics processing capabilities and can perform more complicated tasks in less time.
TrueFalse
38. A minicomputer is designed to meet the computing needs of several people simultaneously in a small to medium-size business environment.
TrueFalse
39. A common type of minicomputer is a server and is used for managing internal company applications, networks, and websites.
TrueFalse
40. A mainframe computer is designed to meet the computing needs of hundreds of people in a large business environment. Mainframe computers are a step up in size, power, capability, and cost from minicomputers.
TrueFalse
41. A supercomputer is the fastest, most powerful, and most expensive type of computer. Organizations such as NASA that are heavily involved in research and number crunching employ supercomputers because of the speed with which they can process information. Other large, customer-oriented businesses such as General Motors and AT&T employ supercomputers just to handle customer information and transaction processing.
TrueFalse
42. Utility software provides additional functionality to the operating system.
TrueFalse
43. System software controls how the various technology tools work together along with the application software. System software includes both operating system software and utility software.
TrueFalse
44. Operating system software controls the application software and manages how the hardware devices work together. When using Excel to create and print a graph, the operating system software controls the process, ensures that a printer is attached and has paper, and sends the graph to the printer along with instructions on how to print it. Some computers are configured with two operating systems so they can dual boot—provide the user with the option of choosing the operating system when the computer is turned on.
TrueFalse
45. Application software is used in computer appliances and special-purpose applications, such as an automobile, ATM, or media player and is used for a single purpose.
TrueFalse
46. An iPod has a single-purpose embedded operating system.
TrueFalse
47. Application software also supports a variety of useful features, one of which is multitasking.
TrueFalse
48. Multitasking allows more than one piece of software to be used at a time. Multitasking is used when creating a graph in Excel and simultaneously printing a word processing document.
TrueFalse
49. Utility software provides additional functionality to the operating system. Utility software includes antivirus software, screen savers, and anti-spam software.
TrueFalse
50. Utility systems are customized by using the control panel, which is a Windows feature that provides options that set default values for the Windows operating system.
TrueFalse
51. Safe mode occurs if the system is failing and will load only the most essential parts of the operating system and will not run many of the background operating utilities.
TrueFalse
52. System restore enables a user to return to the previous operating system.
TrueFalse
53. Disk optimization software helps save information if a computer crashes.
TrueFalse
54. Crash-proof software helps save information if a computer crashes.
TrueFalse
55. Disk image is software for data recovery and relieves the burden of reinstalling applications if a hard drive crashes or becomes irretrievably corrupted.
TrueFalse
56. A disk image organizes information on a hard disk in the most efficient way.
TrueFalse
57. Encrypt data protects confidential information from unauthorized eyes.
TrueFalse
58. File and data recovery software retrieves accidental deletion of photos or documents.
TrueFalse
59. Preventive security software, through programs such as Window Washer, erases file histories, browser cookies, cache contents, and other crumbs that applications and Windows leave on a hard drive.
TrueFalse
60. Spyware removes any software that employs a user’s Internet connection in the background without the user’s knowledge or explicit permission.
TrueFalse
61. Spyware can remove software that is no longer needed.
TrueFalse
62. Personal information management (PIM) software handles contact information, appointments, task lists, and email.
TrueFalse
63. Personal information management software contains course information such as a syllabus and assignments and offers drop boxes for quizzes and homework along with a grade book.
TrueFalse
64. Course management software occurs when the software vendor releases updates to software to fix problems or enhance features.
TrueFalse
65. Software upgrade occurs when the software vendor releases a new version of the software making significant changes to the program.
TrueFalse
66. A single user license restricts the use of the software to one user at a time.
TrueFalse
67. A network user license enables anyone on the network to install and use the software.
TrueFalse
68. A site license enables any qualified users within the organization to install the software, regardless if the computer is on a network. Some employees might install the software on a home computer for working remotely.
TrueFalse
69. Application service provider licenses specialty software paid for on a license basis or per-use basis or usage-based licensing.
TrueFalse
70. Communication turns a computer into a terminal for transmitting data to and receiving data from distant computers through the telephone system.
TrueFalse
71. Desktop publishing transforms a computer into a desktop publishing workstation. Leading packages include Adobe FrameMaker, Adobe PageMaker, and QuarkXpress.
TrueFalse
72. Email provides email services for computer users, including receiving mail, sending mail, and storing messages. Leading email software includes Microsoft Outlook, Microsoft Outlook Express, and Eudora.
TrueFalse
73. Desktop publishing increases the cooperation and joint productivity of small groups of co-workers.
TrueFalse
74. Presentation graphics create and enhance charts and graphs so that they are visually appealing and easily understood by an audience, e.g., a full-features presentation graphics package such as Lotus Freelance.
TrueFalse
75. Graphics or Microsoft PowerPoint includes facilities for making a wide variety of charts and graphs and for adding titles, legends, and explanatory text anywhere in the chart or graph.
TrueFalse
76. What is software?
A. any computer-based tool that people use to work with information and support the information and information-processing needs of an organization
B. the set of instructions that the hardware executes to carry out specific tasks
C. consists of the physical devices associated with a computer system
D. an electronic device operating under the control of instructions stored in its own memory that can accept, manipulate, and store data
77. What is hardware?
A. any computer-based tool that people use to work with information and support the information and information-processing needs of an organization
B. the set of instructions that the hardware executes to carry out specific tasks
C. consists of the physical devices associated with a computer system
D. an electronic device operating under the control of instructions stored in its own memory that can accept, manipulate, and store data
78. What is a CPU?
A. the actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together
B. the computer’s main memory, which consists of the random access memory (RAM), cache memory, and the read-only memory (ROM) that is directly accessible to the central processing unit (CPU)
C. equipment designed to store large volumes of data for long-term storage
D. equipment used to capture information and commands
79. What is the actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together?
A. CPU
B. control unit
C. ALU
D. primary storage
80. What is the arithmetic-logic unit?
A. the actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together
B. interprets software instructions and literally tells the other hardware devices what to do, based on the software instructions
C. a type of CPU that can recognize as many as 100 or more instructions, enough to carry out most computations directly
D. performs all arithmetic operations (for example, addition and subtraction) and all logic operations (such as sorting and comparing numbers)
81. What interprets software instructions and literally tells the other hardware devices what to do, based on the software instructions?
A. CPU
B. control unit
C. ALU
D. primary storage
82. What performs all arithmetic operations (for example, addition and subtraction) and all logic operations?
A. CPU
B. control unit
C. ALU
D. primary storage
83. What is the number of millions of CPU cycles per second?
A. megahertz
B. gigahertz
C. CISC
D. RISC
84. What is the number of billions of CPU cycles per second?
A. megahertz
B. gigahertz
C. CISC
D. RISC
85. What is a type of CPU that can recognize as many as 100 or more instructions, enough to carry out most computations directly?
A. megahertz
B. gigahertz
C. CISC
D. RISC
86. What limits the number of instructions the CPU can execute to increase processing speed?
A. megahertz
B. gigahertz
C. CISC
D. RISC
87. What is the computer's main memory, which consists of the random access memory (RAM), cache memory, and read-only memory (ROM) that is directly accessible to the CPU?
A. CPU
B. control unit
C. secondary storage
D. primary storage
88. What is a complex instruction set computer chip?
A. The actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together.
B. Interprets software instructions and literally tells the other hardware devices what to do, based on the software instructions.
C. A type of CPU that can recognize as many as 100 or more instructions, enough to carry out most computations directly.
D. Performs all arithmetic operations (for example, addition and subtraction) and all logic operations (such as sorting and comparing numbers).
89. Which of the following represents megahertz?
A. the number of millions of CPU cycles per second
B. the number of billions of CPU cycles per second
C. a type of CPU that can recognize as many as 100 or more instructions, enough to carry out most computations directly
D. a limitation in the number of instructions the CPU can execute to increase processing speed
90. What is the number of bits (0s and 1s) that can be processed by the CPU at any one time?
A. clock speed
B. word length
C. bus width
D. chip line width
91. What is the size of the internal electrical pathway along which signals are sent from one part of the computer to another?
A. clock speed
B. word length
C. bus width
D. chip line width
92. What is the computer's primary working memory, in which program instructions and data are stored so that they can be accessed directly by the CPU via the processor’s high-speed external data bus?
A. RAM
B. ROM
C. volatility
D. flash memory
93. What refers to a device's ability to function with or without power?
A. RAM
B. ROM
C. volatility
D. flash memory
94. What is a small unit of ultra-fast memory that is used to store recently accessed or frequently accessed data so that the CPU does not have to retrieve this data from slower memory circuits such as RAM?
A. RAM
B. cache memory
C. volatility
D. flash memory
95. What is the portion of a computer’s primary storage that does not lose its contents when one switches off the power?
A. RAM
B. ROM
C. volatility
D. flash memory
96. What is a special type of rewritable read-only memory (ROM) that is compact and portable?
A. RAM
B. ROM
C. volatility
D. flash memory
97. What contains high-capacity storage that holds data such as captured images, music, or text files?
A. RAM
B. a memory stick
C. a memory card
D. flash memory
98. What provides nonvolatile memory for a range of portable devices including computers, digital cameras, MP3 players, and PDAs?
A. RAM
B. a memory stick
C. a memory card
D. flash memory
99. What consists of equipment designed to store large volumes of data for long-term storage?