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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
.com
top-level domain
26
FTP
Internet protocol used to upload and download files
27
Twitter
a social networking service that enables you to exchange short text messages with your friends or followers
28
Web 2.0
a trend of new Web applications that combine the functionality of multiple applications
29
Universal chat service
allows users to chat with other users who are using a different IM service
30
WWW
the means of accessing information over the Internet
31
browser
an application program used to view the Web
32
Internet
a large network of networks
33
Search engine
a tool used to locate information on the Web
34
Internet2
a project to develop new Internet technologies
35
Educational versions of software
educational versions of software
36
System requirements
specify the minimum recommended standards for the operating system, processor, RAM, and hard drive capacity
37
Visio
Microsoft program used to create technical drawings, map basic block diagrams, and more
38
Web-based application software
is stored completely on a Web server instead of your hard drive
39
Enterprise Resource Planning software
software that does back office operations and processing functions such as billing, production, inventory management, and human resources management
40
Snapfish.com
a Web-based program that allows you to edit, share, and store digital images
41
Open source software
made available to the public with few or no restrictions
42
Adobe Premiere Pro and Microsoft Live Movie Maker
examples of digital video editing software
43
PDF
file format that enables users to share, view, and print any file as long as they have the appropriate program installed
44
Impact printers
have tiny hammer-like keys that strike the paper through an inked ribbon
45
Function keys
on all keyboards do not work the same in all programs
46
Embedded computers
have their own programming and they typically do not receive input from you, nor do they interact with other systems
47
RAM
the place in a computer where the programs and data the computer is currently using are stored - volatile
48
Control (Ctrl) key
is used in combination with other keys to perform shortcuts and special tasks
49
Four main functions of a computer
inputting data, processing data, outputting the data or information, communicating the data or information
50
Num Lock and Caps Lock
toggle keys
51
Motherboard
contains the central electronic components of the computer
52
Super Computer
specially designed to perform complex calculations extremely rapidly
53
Input Device
enables you to enter data and instructions into the computer
54
Dvorak Keyboard
has the most commonly used letters in the English language on home keys
55
Cursor control key
arrow key
56
Insert Key
toggle key - on insets new text - off writes over existing text
57
Output device
enables you to send processed data out of your computer
58
Monitors
1. LCD (liquid crystal display), or flat panel 2. LED (light emitting diode) 3. CRT (cathode ray tube)
59
Pixel
3 subpixels of red, blue and green
60
Aspect ratio
width to height proportion
61
Resolution
the clearness or sharpness of an image that reflects the number of pixels on he screen
62
Quality
aspect ratio + resolution
63
Brightness
measured as candelas per sq meter or nits
64
Response time
measured in miliseconds, is the time it takes a pixel to change color, lower is faster
65
Laser printer
faster & higher quality that uses laser beams and static electricity to deliver toner and heat fuse the ink
66
Plotter printer
produces over-sized pictures that require precise and continuous lines
67
ROM
memory that holds the instruments the computer needs to start up - nonvolatile
68
Processor speed
measured in units of Hertz, Hz, or machine cycles per second
69
Machine cycle
the process of the CPU getting the data or instruction from the RAM and decoding the instructions into something te computer can ubderstand
70
Hard drive
stores most data, nonvolatile
71
Drive bay (internal and external)
houses permanent storage devices
72
Internal drive
holds permanently stored programs and data
73
Optical drive
hardware device that uses lasers or lighs to read from and write to CDs ,DVDs and Blu-ray discs
74
Solid State drive (SSD)
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
USB 2.0 port
external bus that supports data throughput of 480 Mbps
76
USB 3.0 port
external bus that supports data throughput of 4.8 Gbps
77
Serial port
sends data 1 bit at a time
78
Parallel port
to connect some printers, but considered legacy
79
Fire Wire 400 port
an interface port that transfers data at 400 Mbps with 4 pins fordigital cameras and 6 for computers
80
Fire Wire 800 port
an interface port that transfers data at 800 Mbps, with 9 pins & one of the fastest available
81
Ethernet port
transfers data at speed up to a 1000 Mbps used to connect a computer to a DSL or cable modem
82
Video port
for CRT and older LCD monitors
83
System software
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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