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ITC > Components of Computer Sys (2) > Flashcards

Components of Computer Sys (2) Flashcards

1
Q

Data that has been processed into a useful form

A

output

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2
Q

any hardware component that can convey

information to one or more people

A

output device

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3
Q

Output device that visually conveys text, graphics, and video information

A

display device

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4
Q

Information on display device sometimes

called ___.

A

soft copy

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5
Q

houses display device that is packaged as separate peripheral

A

monitor

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6
Q

Uses liquid crystal display; has a small footprint

A

LCD monitor

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7
Q

Allows users to run multiple applications simultaneously

A

multiple LCD monitors

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8
Q

Number of horizontal and vertical pixels in a display device

A

resolution

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9
Q

Sharpness and clarity of the image

A

resolution

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10
Q

[T or F] Higher resolution makes image sharper, displays more text on screen, makes some elements
smaller

A

True

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11
Q

How do you use an LCD monitor with a video card?

A

Plug monitor into Digital Video Interface (DVI) port or an HDMI (High-Definition Multimedia Interface) port on computer

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12
Q

Displays image by applying voltage to layer of gas

A

plasma monitor

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13
Q

Larger screen size and richer colors than LCD, but are more expensive

A

plasma monitor

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14
Q

Contains cathode-ray tube (CRT); Screen coated with tiny dots of phosphor material; Common sizes are 15, 17, 19, 21, and 22 inches

A

CRT monitor

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15
Q

diagonal measurement of actual viewing area

A

Viewable size

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16
Q

Encourages manufacturers to create energy-efficient devices that require little power when not in use

A

ENERGY STAR program

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17
Q

Output device that produces text and graphics on a physical medium

A

printer

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18
Q

Forms characters and graphics without striking paper

A

nonimpact printer

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19
Q

sprays tiny drops of liquid ink onto paper

A

Ink-jet printer

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20
Q

Prints in black-and-white or color on a variety of paper types

A

ink-jet types

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21
Q

Sharpness and clarity; Measured by number of dots per inch (dpi) printer can output

A

resolution of a printer

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22
Q

Color printer that produces photo-lab-quality pictures

A

photo printer

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23
Q

standard technology that allows you to print pictures directly from a digital camera

A

PictBridge

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24
Q

High-speed, high-quality nonimpact printer; Prints text and graphics in high-quality resolution, ranging from 1,200 to 2,400 dpi; costs more than ink-jet printer

A

Laser printer

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24
Q

[T or F] Many photo printers DON’T have a built-in card slot

A

False

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25
Q

Generates images by pushing electrically heated pins against heat-sensitive paper

A

thermal printer

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26
Q

Small, lightweight, battery-powered printer that allows mobile user to print from notebook computer, Tablet PC, smart phone, or other personal mobile device while traveling

A

mobile printer

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26
Q

uses heat to transfer dye to specially coated paper

A

Dye-sublimation printer (also called a digital photo printer)

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26
Q

Small printer that prints on adhesive-type material; Most also print bar codes

A

label printers

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27
Q

has built-in digital scale and prints postage stamps

A

postage printer

28
Q

Sophisticated printer used to produce high-quality drawings

A

plotter

29
Q

creates photo-realistic-quality color prints

A

large-format printer

30
Q

Impact printer that produces printed images

when tiny wire pins strike ribbon

A

dot-matrix printer

31
Q

forms characters by striking mechanism against inked ribbon that contacts paper

A

impact printer

32
Q
  • High-speed impact printer that prints entire line
    at a time
  • Speed measured in lines per minute (lpm)
A

line printer

33
Q

type of line printer; prints fully formed characters using a hammer mechanism

A

band printer

34
Q

type of line printer; high-speed printer that works like dot-matrix printer

A

Shuttle-matrix printer

35
Q

Computer component that produces music, speech, or other sounds

A

audio output device

36
Q

common devices in audio output device

A

speakers and headsets

37
Q
  • device that transmits and receives documents over telephone lines
  • Converts an original document into a digitized image
  • Many computers include fax capability
A

facsimile (fax) machine

38
Q

Modem that allows you to send and receive electronic documents as faxes

A

fax modem

39
Q

Provides functionality of printer, scanner, copy machine, and fax machine

A

multifunction peripheral

40
Q
  • Device that takes text and images from computer screen and projects them onto larger screen
  • DLP projector
  • LCD projector
A

data projecter

41
Q
  • Touch-sensitive device that displays the image on a connected computer screen
  • SMART board
A

interactive whiteboard

42
Q

Sends resistance to device in response to actions of user

A

force feedback

43
Q

the number of bytes a storage medium

can hold

A

capacity

44
Q

the computer hardware that records and/or retrieves items to and from storage media

A

storage device

45
Q

the process of transferring items from a storage medium into memory

A

reading

46
Q

the process of transferring items from memory to a storage medium

A

writing

47
Q

contains one or more inflexible, circular platters that use magnetic particles to store data, instructions, and information

A

hard disk

48
Q

removable flash memory device that you insert and remove from a slot in a computer, mobile device, or card reader/writer

A

memory card

49
Q

plug into a USB port on a computer or mobile device (512 MB-100 GB)

A

USB flash drives

50
Q

is a removable device that fits in an ExpressCard slot; Developed by the PCMCIA

A

ExpressCard module

51
Q

3 examples of flash memory storage

A
  1. memory card
  2. USB flash drives
  3. ExpressCard module
52
Q

an Internet service that provides storage to computer users (may or may not be free)

A

Cloud storage

53
Q

consists of a flat, round, portable disc made of metal, plastic, and lacquer that is written and read by a laser; Typically store software, data, digital photos,
movies, and music

A

optical disc

54
Q

2 types of optical discs

A
  1. read only

2. rewritable

55
Q

is a magnetically coated ribbon of plastic capable of storing large amounts of data and information

A

tape

56
Q

reads and writes data and information on a tape (sequential access)

A

tape drive

57
Q

contains a magnetic stripe that stores information

A

magnetic stripe card

58
Q

stores data on a thin microprocessor embedded in the card

A

smart card

59
Q

store microscopic images of documents on a roll or sheet film

A

Microfilm and microfiche

60
Q

stores huge volumes of data and information for large businesses; Uses special hardware for heavy use, maximum availability, and maximum efficiency

A

enterprise storage

61
Q

describes a process in which two or more computers or devices transfer data, instructions, and information

A

Computer communications

62
Q

[T or F] Users can send and receive wireless messages

using wireless messaging services

A

True

63
Q

allows users to send and receive short text messages on a phone or other mobile device or computer

A

text messaging

64
Q

allows users to send pictures and sound files

A

picture messaging

65
Q

allows users to send short video clips

A

Video messaging

66
Q

allows wireless users to exchange real‐time

messages with one or more other users

A

Wireless instant messaging

67
Q

4 Uses of Computer Communications

A
  1. text messaging
  2. video messaging
  3. picture messaging
  4. wireless instant messaging
68
Q

allow people to connect wirelessly to the Internet from home, work, school, and in many public locations

A

Wireless Internet access points

69
Q

coffeehouse, restaurant, or other location that provides personal computers with Internet access to its customers

A

cybercafé

70
Q

a navigation system that consists of one or more earth‐based receivers that accept and analyze signals sent by satellites in order to determine the GPS receiver’s geographic location

A

global positioning system (GPS)

71
Q

3 things about GPS receivers:

A
  1. built into many mobile device
  2. available as a handheld device
  3. available with new vehicles

ITC (6 decks)

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