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Theory Definitions Flashcards

0
Q

Smart Bowl

A

A bowl that allows you to charge devices without plugging them in by Intel

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1
Q

IOT (Internet Of things)

A

The ability for objects to communicate via wireless connection

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2
Q

Bulldozer

A

A processor developed by AMD called the Opteron

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3
Q

Mousetrap

A

Code that prevents the user from leaving a website by launching endless pop ups

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4
Q

Ransomware

A

A type of malware that locks your computer by encrypting/hiding files and demands you to pay

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5
Q

Snapdragon

A

A gaming mobile processor made for tablets and phones by Qualcomm

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6
Q

AJAX

A

Used to develop websites

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7
Q

Internet Troll

A

A person that starts an uproar on forums and comment boxes

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8
Q

Ivy/Sandy Bridge

A

Two processors developed by Intel. The Sandy bridge is a successor to the Ivy bridge

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9
Q

Thunderbolt

A

A cable developed by Apple that allows you to use one lightning fast port for many things

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10
Q

WACS, SeaComm, Easy

A

Undersea fibre cables linking Africa to the rest of the world

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11
Q

Plotter

A

Used for big graphics

E.g. Banners

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12
Q

Computer

A

Multipurpose electronic tool that receives data, processes data and produces an output

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13
Q

Data

A

Raw, unprocessed facts

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14
Q

Information

A

Result of processing data

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15
Q

Communication devices

A

Allows computers to communicate with each other

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16
Q

Software

A

Controls the hardware

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17
Q

Server

A

Powerful computers in a network environment running a network of computers

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18
Q

Data warehousing

A

How to securely manage, store and retrieve large amounts of data

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19
Q

Data mining

A

Looking for valuable information in data

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20
Q

QRC

A

Quick Response Code

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21
Q

Hardware

A

Physical parts of the computer

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22
Q

Software

A

Programs(set of instructions)

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23
Q

Computer

A

A multipurpose electronic tool which receives input, processes data and produces results

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24
Data
Raw, unprocessed facts. In memory while computer uses it.
25
Information
Result of processing data
26
General-purpose
Perform more than one function
27
Program
Set of instructions. Transferred from storage to memory.
28
System Software
Manage and control operations of computer
29
Application software
Allow user to perform tasks
30
Freeware
Software distributed freely. No time limits/trials. No source code
31
ICT System
Combination of hardware, software, data, processes and people to collect, manipulate, convey, store and retrieve data
32
IPO Model
Input, Processing, Output model
33
IT
Information technology. Collecting, processing and storing data.
34
Open source software (OSS)
Software released with source code. Can be sold
35
Point of Sales system (POS)
Software used at till. Manages stock and generates reports.
36
Proprietary software
Software developed by in software house. Users pay for license. Source code not released
37
Shareware
Software distributed freely. Limited time or capabilities. No source code
38
Source code
Programming code used to develop application
39
Daughter board
Board that plugs into motherboard
40
Biometric Scanners
Read unique characteristics of people
41
Data projector
Projects monitor display onto screen or wall
42
DIMM
Dual Inline Memory Modules. RAM slots
43
Dot matrix printers
Using pins to print images
44
FireWire
Fast data transfer. Usually for video. Used less and less
45
Inkjet printer
Sprays drops of ink on paper
46
Laser printer
Melts toner onto paper
47
Magnetic storage
Stores data using magnetic fields
48
Modem
Device converts digital signal into analogue signal
49
Modular design
Built of separate components for easy upgrading/maintenance
50
Motherboard
Large piece of circuitry with slots and connectors for different peripharels
51
Optical Storage
Store using lasers
52
Peripharels
Devices connected to computer
53
Router
Makes communication between networks over internet possible
54
Solid State Drive (SSD)
Stores data electronically
55
Synchronize
Getting two sets of the same file on different devices to stay updated. Can be done over cable, WiFi or internet
56
Touch pad
Rectangular pressure pads in laptops used for input
57
Universal Serial Bus (USB)
Port that variety of devices connect to
58
USB Hub
Extends a USB port
59
Device drivers
Allows operating system to communicate with devices
60
Disk management
Function in operating system that manages storage. How data is stored, how and wen programs can access it
61
Embedded operating system
Installed on internal memory chips. Not loaded from disk
62
GUI
Graphical User Interface. Makes visual controls allowing the user to interact with the computer
63
Input/Output management
Manages how programs use input/output devices
64
Memory management
Manages how programs use RAM
65
NOS
Network Operating System. Operating system with additional resources allowing it to control shared resources
66
Operating system
System software that controls all activities on computer and manages software and hardware.
67
Process and task management
Manages the CPU and how it runs programs
68
System Software
Software that controls, supports or operates the computer
69
Utilities
Programs the perform maintenance and administration tasks
70
Effective Computer management
Starts from time of purchase. Some once-off and others ongoing
71
Control panel
Customize nearly every Windows setting
72
Administrator account
Allows account holder to make changes to system and users
73
Archiving
Storing static files usually onto DVD
74
Disk cleanup
``` Removes: Temporary internet files Recycle bin files Temporary Windows files Unused Windows components Unused programs ```
75
Disk defragmentation
Reorganize parts of files on disk
76
Disk fragmentation
File parts scattered on disk
77
Drivers
Software allows operating system to speak to devices
78
Firewall
Controls which programs can access internet and hides computer
79
Installation wizard
Presents you with options and performs application installation
80
Plug-and-Play
Devices are automatically detected and configured
81
WinZip
Most widely used utility to compress files
82
DPI
Dots per inch(printing)
83
DP
Dot Pitch(screen)
84
General purpose
Perform more than one function
85
Servers
Powerful computers used in network environments that help run linked computers
86
Input
Used to give computer instructions. Provides data
87
Sync
File copied from one device to another over cable, WiFi or Internet (e.g. Google Drive)
88
Computer management
Starts from time computer starts first time. Some one-off and some ongoing. Can be unique
89
Control panel
Change settings and properties

Information Technology (11 decks)

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