Visualizing technology complete 1st edition debra geoghan test bank

Answer: B Diff: 1 Objective: 6: List different video and audio output devices and their uses.. Answer: legacy Diff: 2 Objective: 6: List different video and audio output devices and thei

Trang 1

Objective: 1: Explain the function of the CPU

2) The is considered to be the brain of the computer

3) The component of the CPU performs arithmetic and logic calculations

4) In , multiple processors are used to divide up the work that needs to be done

Trang 2

5) The speed at which a processor executes machine cycles is called

6) Which of the following is NOT a step in the instruction cycle?

7) A(n) processor consists of two or more processors that are integrated on a single chip

8) The main circuit board of of a computer is the

Objective: 2: Identify the parts of a system unit and motherboard

9) has become the standard internal drive interface

Trang 3

10) data buses connect peripheral devices to the CPU and the computer's memory A) Local

11) The most common types of ports found on computers today are

A) serial and parallel

B) PS/2 and parallel

C) USB and FireWire

D) BIOS and USB

Answer: C

Diff: 2

12) A computer's is a program stored on a chip on the motherboard used to start up the computer

13) was introduced by Apple in 1995, is hot-swappable and can connect up to 63 devices per port

14) is a short-range wireless technology used to connect many types of peripheral devices

Trang 4

15) FireWire is also known as

16) Which of these items is NOT found inside the system unit?

17) The chip is volatile storage that stores settings used by the BIOS A) USB

18) Which of the following is NOT true of USB ports?

A) They can be used to connect many different types of devices to the computer B) By using a hub, 127 items can share one USB port

C) A USB port provides power to some devices

D) Devices plugged into USB ports are NOT hot-swappable

Answer: D

Diff: 2

19) Systems manufactured before 2009 used a(n) for video

Trang 5

20) A megabyte (MB) is equal to bytes

Objective: 3: Describe how computers represent data using binary codes

21) The base of the binary numbering system is

22) was developed in the 1960s using a 7-bit system that represented 128 characters A) EIDE

23) A MB of storage can hold about pages of plain text

24) Unicode can be used to represent over different characters

Trang 6

25) In a computer, a(n) code is used to represent digital data

26) CDs, DVDs, and Blu-ray discs are examples of discs where lasers are used to store data on the discs

Objective: 4: Compare different types of storage devices

27) The format was developed by Sony for use with their digital cameras

28) are a proprietary format of Olympus and Fujifilm that is used by most Olympus cameras

29) Which of the following is NOT a small, portable, solid-state drive that can hold up to 128

Trang 7

30) Which of these is NOT an example of an optical drive?

31) are specialized video cameras that provide visual input for online communications such as Web conferencing

Objective: 5: List different input devices and their uses

32) is used in inventory tracking, electronic toll collection and is the technology used

33) keyboards are designed to reduce strain

34) Which of these is NOT an input device?

Trang 8

35) The size of a monitor is measured:

A) by adding length of the bottom of the screen to the length of one side of the screen

B) diagonally across the screen

C) from the top to the bottom of the screen

D) from the left edge to the right edge of the screen

Answer: B

Diff: 1

Objective: 6: List different video and audio output devices and their uses

36) The data signal and connection for a monitor or projector are provided by the A) modem

37) A(n) projector uses hundreds of thousands of tiny, swiveling mirrors to create an image

38) Which of the following is considered a legacy technology?

39) In the term RGB, what does the B represent?

Trang 9

40) The processor on a video card is called a(n)

41) A(n) -enabled camera can print directly to a compatible printer when connected by

Objective: 7: Compare the features of different types of printers

42) Which of the following is NOT a basic color used by inkjet and dye-sublimation printers? A) Cyan

43) The Americans with disabilities Act of 1990 requires employers who have or more employees "to make reasonable accommodations to the known disability of a qualified applicant

or employee" unless it would impose an undue hardship on the business

Trang 10

44) A(n) device scans a document converting it into a digital format that can be transmitted over a phone line where the same type of device outputs the document

Objective: 9: Discuss the different communication devices that can be used

45) Which of these statements best describes A+ certification?

A) It focuses exclusively on Microsoft products

B) It is vendor-neutral

C) It focuses exclusively on Apple products

D) It focuses exclusively on operating systems

Answer: B

Diff: 2

Objective: 10: Identify the certifications and careers related to computer hardware

46) A(n) is composed of ceramic or metal and draws heat away from the computer's processor

Answer: heat sink

Diff: 2

47) The term indicates billion of cycles per second

Answer: gigahertz or GHZ

Diff: 2

48) The CPU's manages the movement of data through the CPU

Answer: control unit

Diff: 2

49) RAM is an example of memory, that is information stored here will be lost when the computer is turned off

Answer: volatile

Diff: 3

50) memory is very fast memory used to store frequently accessed information close

Trang 11

51) are wires on the motherboard where information flows between the components of the computer

Answer: Data buses

Diff: 2

52) cards or, "expansion cards", plug directly into expansion slots on the motherboard, allowing you to connect additional peripheral devices to a computer

Answer: Adapter

Diff: 2

53) is an extension of ASCII and has become the standard on the Internet as it

includes codes for most of the world's written languages, mathematical systems, and special characters

Answer: Unicode

Diff: 2

54) A(n) is the smallest unit of digital information

Answer: bit

Diff: 2

55) A(n) is equal to 8 bits and is used to represent one character

Answer: byte

Diff: 2

56) The oldest type of optical disc in use today is the

Answer: compact disc or CD

Diff: 2

57) The V in DVD can stand for video or for

Answer: versatile

Diff: 2

58) are used to expand the storage of digital cameras, video games, and other devices Answer: Memory cards

Diff: 2

Trang 12

59) scanners measure human characteristics such as fingerprints and eye retinas Answer: Biometric

Diff: 2

60) A(n) device is used to get data into the computer system so it can be processed Answer: input

Diff: 1

61) The most common type of optical scanner is the scanner

Answer: flatbed

Diff: 2

62) Steering wheels, tennis rackets, guns, and musical instruments are some examples of special that allow the user to interact with a video game

Answer: game controllers

Diff: 2

63) Old technology that is still used alongside its more modern replacement is called technology

Answer: legacy

Diff: 2

64) When making a presentation to a group of people, using a(n) produces a much larger output than a monitor can, allowing your audience to more easily see your presentation Answer: projector

Diff: 2

65) A(n) printer creates images by heating specially coated heat-sensitive paper, which changes color when the heat is applied

Answer: thermal

Diff: 2

66) A(n) is used to produce very large printouts, such as blueprints, posters, and maps Answer: plotter

Diff: 2

Trang 13

67) technology allows users with disabilities to interact with technology

Answer: Adaptive

Diff: 2

Objective: 8: Explain and provide examples of the concept of adaptive technology

68) A(n) is a device used to connect a computer to a telephone line to allow for Internet access

Answer: modem

Diff: 2

69) A(n) device serves as both an input and an output device and allows you to connect to other devices on a network or to the Internet

Answer: communications

Diff: 2

70) CompTIA's certification requires you to pass one exam on hardware and one on operating systems

Answer: A+

Diff: 2

Objective: 10: Identify the certifications and careers related to computer hardware

71) When cooling a CPU, a fan is more efficient and quieter than liquid cooling

Answer: FALSE

Diff: 3

72) Dual-core and quad-core processors are not available in personal computers

Answer: FALSE

Diff: 3

73) The SATA internal drive interface uses smaller, thinner cables than the EIDE interface Answer: TRUE

Diff: 3

74) USB devices are hot-swappable

Answer: TRUE

Diff: 2

75) CMOS is a non-volatile form of memory that does not require power for it to keep its data Answer: FALSE

Diff: 3

Trang 14

76) A USB port cannot be used to connect a cell phone to a computer

Answer: FALSE

Diff: 2

77) Computers use the binary numbering system

Answer: TRUE

Diff: 1

78) Data transfer rates such as an Internet connection are measured in bytes

Answer: FALSE

Diff: 2

79) Solid-state storage devices have no moving parts

Answer: TRUE

Diff: 2

80) Blu-ray discs were designed to replace DVDs

Answer: TRUE

Diff: 2

81) Hard drives lose all data stored on them when the computer is turned off

Answer: FALSE

Diff: 1

82) The Dvorak Simplified Keyboard has mostly replaced the QWERTY keyboard Answer: FALSE

Diff: 2

83) Optical mice are more prone to fail than mechanical mice

Answer: FALSE

Diff: 2

84) Microphones, game controllers, and joysticks are considered to be input devices Answer: TRUE

Diff: 1

Trang 15

85) The most common input devices are keyboards and mice

Answer: TRUE

Diff: 2

86) LCD projectors are more energy efficient than DLP projectors

Answer: TRUE

Diff: 3

87) LCD monitors are not available is sizes smaller than 32 inches

Answer: FALSE

Diff: 3

88) Speakers and headphones convert digital signals from a computer or media player into sound

Answer: TRUE

Diff: 2

89) LCDs do not give off any light, so they must be backlit by a light source

Answer: TRUE

Diff: 3

90) The most common personal printers are laser printers

Answer: FALSE

Diff: 2

91) Windows 7 includes built-in speech recognition

Định dạng
Số trang	25
Dung lượng	117,64 KB