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Computer Literacy > TIA Chapters 1-4 > Flashcards

TIA Chapters 1-4 Flashcards

1
Q

Computers are data processing devices that

A

gather data or allow users to input data, process that data into information, output data and information, store data and information

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2
Q

Data

A

is a representaion of a fact, a figure or an idea and can be a number, word, picture or a recording.

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3
Q

Data Mining

A

process of searching lots of data to find a pattern

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4
Q

Bits and Bytes

A

are used as the language to tell the computer what to do, are what the computer uses to represent the data and information that it inputs and outputs

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5
Q

Nanoscience

A

Involves study of molecules and structures (nanostructures) in size from 1 to 100 nanometers

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6
Q

Binary Digit

A

0 and 1

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7
Q

Computer Literate

A

familiar enough with computers that you understand their capabilities and limitations

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8
Q

Byte

A

8 binary digits

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9
Q

Affective computing

A

computing that relates to emotion or deliberately tries to influence emotion

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10
Q

Information

A

data that has been organized or presented in a meaningful fashion becoming useful

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11
Q

Nanotechnology

A

science of using nanostructures to build devices on an extremely small scale

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12
Q

Processing

A

manipulating, calculating or organizing data into information

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13
Q

Nanowires

A

exremely small conductors

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14
Q

Applicattion Software

A

set of programs you use on your computer

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15
Q

Digital Divide

A

discrepancy between those that have internet available and those that do not

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16
Q

Binary Language

A

language computers use to process data into information, consisting of only the values 0 and 1

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17
Q

Computer Forensics

A

analyzes computer systems with specific techniques to gather potential legal evidence

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18
Q

Physiome Project

A

a global effort in which bioengineers are creating realistic computer simulations of all systems and features of the human anatomy

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19
Q

Offshored

A

sent to other countries

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20
Q

MaxiCode

A

a specially designed scannable sticker that resembles an inkblot and contains all the important information about a UPS package

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21
Q

Public Domain

A

not covered by copyright

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22
Q

Biomedical chip implants

A

to provide sight to the blind

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23
Q

The Internet

A

is referred to as a client/server network

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24
Q

Weblog

A

a written online journal by a single author

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25
Q

.com

A

top-level domain

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26
Q

FTP

A

Internet protocol used to upload and download files

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27
Q

Twitter

A

a social networking service that enables you to exchange short text messages with your friends or followers

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28
Q

Web 2.0

A

a trend of new Web applications that combine the functionality of multiple applications

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29
Q

Universal chat service

A

allows users to chat with other users who are using a different IM service

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30
Q

WWW

A

the means of accessing information over the Internet

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31
Q

browser

A

an application program used to view the Web

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32
Q

Internet

A

a large network of networks

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33
Q

Search engine

A

a tool used to locate information on the Web

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34
Q

Internet2

A

a project to develop new Internet technologies

35
Q

Educational versions of software

A

educational versions of software

36
Q

System requirements

A

specify the minimum recommended standards for the operating system, processor, RAM, and hard drive capacity

37
Q

Visio

A

Microsoft program used to create technical drawings, map basic block diagrams, and more

38
Q

Web-based application software

A

is stored completely on a Web server instead of your hard drive

39
Q

Enterprise Resource Planning software

A

software that does back office operations and processing functions such as billing, production, inventory management, and human resources management

40
Q

Snapfish.com

A

a Web-based program that allows you to edit, share, and store digital images

41
Q

Open source software

A

made available to the public with few or no restrictions

42
Q

Adobe Premiere Pro and Microsoft Live Movie Maker

A

examples of digital video editing software

43
Q

PDF

A

file format that enables users to share, view, and print any file as long as they have the appropriate program installed

44
Q

Impact printers

A

have tiny hammer-like keys that strike the paper through an inked ribbon

45
Q

Function keys

A

on all keyboards do not work the same in all programs

46
Q

Embedded computers

A

have their own programming and they typically do not receive input from you, nor do they interact with other systems

47
Q

RAM

A

the place in a computer where the programs and data the computer is currently using are stored - volatile

48
Q

Control (Ctrl) key

A

is used in combination with other keys to perform shortcuts and special tasks

49
Q

Four main functions of a computer

A

inputting data, processing data, outputting the data or information, communicating the data or information

50
Q

Num Lock and Caps Lock

A

toggle keys

51
Q

Motherboard

A

contains the central electronic components of the computer

52
Q

Super Computer

A

specially designed to perform complex calculations extremely rapidly

53
Q

Input Device

A

enables you to enter data and instructions into the computer

54
Q

Dvorak Keyboard

A

has the most commonly used letters in the English language on home keys

55
Q

Cursor control key

A

arrow key

56
Q

Insert Key

A

toggle key

  • on insets new text
  • off writes over existing text
57
Q

Output device

A

enables you to send processed data out of your computer

58
Q

Monitors

A
  1. LCD (liquid crystal display), or flat panel
  2. LED (light emitting diode)
  3. CRT (cathode ray tube)
59
Q

Pixel

A

3 subpixels of red, blue and green

60
Q

Aspect ratio

A

width to height proportion

61
Q

Resolution

A

the clearness or sharpness of an image that reflects the number of pixels on he screen

62
Q

Quality

A

aspect ratio + resolution

63
Q

Brightness

A

measured as candelas per sq meter or nits

64
Q

Response time

A

measured in miliseconds, is the time it takes a pixel to change color, lower is faster

65
Q

Laser printer

A

faster & higher quality that uses laser beams and static electricity to deliver toner and heat fuse the ink

66
Q

Plotter printer

A

produces over-sized pictures that require precise and continuous lines

67
Q

ROM

A

memory that holds the instruments the computer needs to start up - nonvolatile

68
Q

Processor speed

A

measured in units of Hertz, Hz, or machine cycles per second

69
Q

Machine cycle

A

the process of the CPU getting the data or instruction from the RAM and decoding the instructions into something te computer can ubderstand

70
Q

Hard drive

A

stores most data, nonvolatile

71
Q

Drive bay (internal and external)

A

houses permanent storage devices

72
Q

Internal drive

A

holds permanently stored programs and data

73
Q

Optical drive

A

hardware device that uses lasers or lighs to read from and write to CDs ,DVDs and Blu-ray discs

74
Q

Solid State drive (SSD)

A

uses the same kind of memory a flash drives use, but can reach data in only a 10th of the time a flash drive requires so it is more efficient with no noise and little power requirement

75
Q

USB 2.0 port

A

external bus that supports data throughput of 480 Mbps

76
Q

USB 3.0 port

A

external bus that supports data throughput of 4.8 Gbps

77
Q

Serial port

A

sends data 1 bit at a time

78
Q

Parallel port

A

to connect some printers, but considered legacy

79
Q

Fire Wire 400 port

A

an interface port that transfers data at 400 Mbps with 4 pins fordigital cameras and 6 for computers

80
Q

Fire Wire 800 port

A

an interface port that transfers data at 800 Mbps, with 9 pins & one of the fastest available

81
Q

Ethernet port

A

transfers data at speed up to a 1000 Mbps used to connect a computer to a DSL or cable modem

82
Q

Video port

A

for CRT and older LCD monitors

83
Q

System software

A

set of programs that helps run the computer and coordinates instructions between application software and the computer’s hardware devices

Computer Literacy (4 decks)

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