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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
[T or F] Many photo printers DON'T have a built-in card slot
False
25
Generates images by pushing electrically heated pins against heat-sensitive paper
thermal printer
26
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
mobile printer
26
uses heat to transfer dye to specially coated paper
Dye-sublimation printer (also called a digital photo printer)
26
Small printer that prints on adhesive-type material; Most also print bar codes
label printers
27
has built-in digital scale and prints postage stamps
postage printer
28
Sophisticated printer used to produce high-quality drawings
plotter
29
creates photo-realistic-quality color prints
large-format printer
30
Impact printer that produces printed images | when tiny wire pins strike ribbon
dot-matrix printer
31
forms characters by striking mechanism against inked ribbon that contacts paper
impact printer
32
- High-speed impact printer that prints entire line at a time - Speed measured in lines per minute (lpm)
line printer
33
type of line printer; prints fully formed characters using a hammer mechanism
band printer
34
type of line printer; high-speed printer that works like dot-matrix printer
Shuttle-matrix printer
35
Computer component that produces music, speech, or other sounds
audio output device
36
common devices in audio output device
speakers and headsets
37
- device that transmits and receives documents over telephone lines - Converts an original document into a digitized image - Many computers include fax capability
facsimile (fax) machine
38
Modem that allows you to send and receive electronic documents as faxes
fax modem
39
Provides functionality of printer, scanner, copy machine, and fax machine
multifunction peripheral
40
- Device that takes text and images from computer screen and projects them onto larger screen - DLP projector - LCD projector
data projecter
41
- Touch-sensitive device that displays the image on a connected computer screen - SMART board
interactive whiteboard
42
Sends resistance to device in response to actions of user
force feedback
43
the number of bytes a storage medium | can hold
capacity
44
the computer hardware that records and/or retrieves items to and from storage media
storage device
45
the process of transferring items from a storage medium into memory
reading
46
the process of transferring items from memory to a storage medium
writing
47
contains one or more inflexible, circular platters that use magnetic particles to store data, instructions, and information
hard disk
48
removable flash memory device that you insert and remove from a slot in a computer, mobile device, or card reader/writer
memory card
49
plug into a USB port on a computer or mobile device (512 MB-100 GB)
USB flash drives
50
is a removable device that fits in an ExpressCard slot; Developed by the PCMCIA
ExpressCard module
51
3 examples of flash memory storage
1. memory card 2. USB flash drives 3. ExpressCard module
52
an Internet service that provides storage to computer users (may or may not be free)
Cloud storage
53
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
optical disc
54
2 types of optical discs
1. read only | 2. rewritable
55
is a magnetically coated ribbon of plastic capable of storing large amounts of data and information
tape
56
reads and writes data and information on a tape (sequential access)
tape drive
57
contains a magnetic stripe that stores information
magnetic stripe card
58
stores data on a thin microprocessor embedded in the card
smart card
59
store microscopic images of documents on a roll or sheet film
Microfilm and microfiche
60
stores huge volumes of data and information for large businesses; Uses special hardware for heavy use, maximum availability, and maximum efficiency
enterprise storage
61
describes a process in which two or more computers or devices transfer data, instructions, and information
Computer communications
62
[T or F] Users can send and receive wireless messages | using wireless messaging services
True
63
allows users to send and receive short text messages on a phone or other mobile device or computer
text messaging
64
allows users to send pictures and sound files
picture messaging
65
allows users to send short video clips
Video messaging
66
allows wireless users to exchange real‐time | messages with one or more other users
Wireless instant messaging
67
4 Uses of Computer Communications
1. text messaging 2. video messaging 3. picture messaging 4. wireless instant messaging
68
allow people to connect wirelessly to the Internet from home, work, school, and in many public locations
Wireless Internet access points
69
coffeehouse, restaurant, or other location that provides personal computers with Internet access to its customers
cybercafé
70
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
global positioning system (GPS)
71
3 things about GPS receivers:
1. built into many mobile device 2. available as a handheld device 3. available with new vehicles

ITC (6 decks)

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