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AS AQA ICT > Glossary > Flashcards

Glossary Flashcards

1
Q

Define

Access rights

A

Restrictions to a users access to only those files they need in order to perform their job.

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2
Q

Define

Address book

A

In the address book are there names and email addresses of all the people to whom you are likely to send email

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3
Q

Define

American standard code for information interchange (ASCII)

A

A code for representing characters in binary.

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4
Q

Define

Analysis

A

Breaking a problem down so that it is easier to understand and solve.

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5
Q

Define

Append

A

Users can add new records but they will be unable to alter or delete existing records.

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6
Q

Define

ASCII

A

Code for representing characters in binary.

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7
Q

Define

Audience

A

A person who will only view the content. They will not alter inputs or change content in any way.

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8
Q

Define

Backup

A

Keeping copies of software and data so that the data can be recovered should there be a total loss of the ICT system.

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9
Q

Define

Backup file

A

A copy of a file which is used in the event of the original file being corrupted (damaged).

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10
Q

Define

Bandwidth

A

A measure of the amount of data that can be transferred using a data transfer medium.

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11
Q

Define

Bar code reader

A

Input device used to scan a series of lines (called a bar code).

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12
Q

Define

Batch processing

A

Type of processing where all the inputs needed are collected, batched together, I putted and processes in one go.

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13
Q

Define

Bespoke software

A

Software specially written for a particular user.

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14
Q

Define

Binary code

A

Code made up from a series of binary digits - 0 or 1.

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15
Q

Define

Bit

A

Binary digit 0 or 1.

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16
Q

Define

Blog

A

A website providing commentary, personal thoughts or news on a particular subject. It is written in chronological order and can include text, images and links to other blogs and websites.

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17
Q

Define

Blogger

A

A person who posts their comments to a blog.

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18
Q

Define

Bookmark

A

Storage area where the URL (i.e. The web address) of a website can be stored so that it can be accessed later using a link.

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19
Q

Define

Bug

A

A mistake or error in a program.

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20
Q

Define

Bullet point

A

A block or paragraph of text that has a symbol placed in front to make the section of text stand out.

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21
Q

Define

CAD (computer aided design)

A

A method of using the computer to produce technical drawings.

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22
Q 
Define
CCITT (the international committee for data communication)
A

Popular standard used for electronic communication.

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23
Q

Define

Character

A

Any symbol (letter, number, punctuation mark, etc.) that you can type from the keyboard.

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24
Q

Define

Check digits

A

Numbers placed at the end of the block of numbers used to check that the numbers have been entered correctly into the computer.

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25
Q

Define

Client

A

The person who needs the solution to an ICT problem that they have identified.

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26
Q

Define

Client-server

A

A network where several computers are connected to one or more servers.

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27
Q

Define

Coding

A

Producing a shorter version of the data to aid typing in and to aid validation of the data.

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28
Q

Define

Computer misuse act 1990

A

An act which makes illegal a number of activities such as deliberately planning viruses, hacking, using ICT equipment for fraud, etc.

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29
Q

Define

Continuos stationary

A

Stationary that is all joined up to be used with a printer. It may be pre-printed with company logos, etc.

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30
Q

Define

Control total

A

A meaningful total (e.g. The total of a batch of invoices) which is entered to check that all the data has been entered/processed.

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31
Q

Define

Cookie

A

A small text file downloaded to your computer, used by websites to collect information about how you use the website.

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32
Q

Define

Copyright, designs and parents act 1988

A

An act, which amongst other things, makes it an offence to be caught copying or stealing software.

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33
Q

Define

CPU (central processing unit)

A

The computers brain. It stores and processes data. It has three parts: the ALU, the control unit and the memory.

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34
Q

Define

Crime

A

An illegal act.

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35
Q

Define

Cross field checks

A

Checking the data in more than one field with other fields to make sure they make sense.

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36
Q

Define

Cybercrime

A

Crime committed involving ICT systems as a major part.

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37
Q

Define

Data

A

Raw facts and figures or a set of values, measurements or records of transactions.

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38
Q

Define

Data capture

A

Term for the various methods by which data can be entered into the computer so that it can be processed.

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39
Q

Define

Data controller

A

The person whose responsibility it is in an organisation to control the way that personal data is processed.

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40
Q

Define

Data protection act 1998

A

Law to protect the individual against the misuse of data.

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41
Q

Define

Data subject

A

The living individual whom the personal information is about.

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42
Q

Define

Data type check

A

Check to ensure the data being entered is the same type as the data type specified for the field.

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43
Q

Define

Design techniques

A

The ways you use the design tools to solve problems.

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44
Q

Define

Design tools

A

The software you use to provide a solution to an ICT problem

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45
Q

Define

Acceptable use policy

A

Document making it clear to all employees or users what is acceptable use of ICT systems and what isn’t.

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46
Q

Define

Desktop

A

The working area of the GUI and where all the icons are situated.

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47
Q

Define

Double entry of data

A

Two people use the same data source to enter the details into the ICT system and only if the two sets of data are identical, will they be accepted for processing.

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48
Q 
Define
DPI (dots per inch)
A

A measure of the resolution of images. The more dots per inch in an image, the higher the resolution.

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49
Q

Define

Drag and drop

A

Allows you to select objects (icons, folders, files, etc) and drag them so that you can perform certain operations on them such as drag to the recycle bin to discard, add a file to a folder, copy files to a folder and so on.

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50
Q

Define

Driver

A

A short specially written program that understands the operation of the device it controls/operates. It is needed to allow the systems or applications software to use the connected device properly.

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51
Q

Define

Encoding

A

Process of putting information/data (e.g. Text, numbers, symbols, images, sound and video) into a specified format that allows effective transmission or storage by an ICT system.

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52
Q

Define

Encryption

A

Coding data whilst it is being sent over a network so that only the true recipient is able to decide it. Should the data be intercepted by a hacker, then the data will be in code and totally meaningless.

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53
Q

Define

Ergonomics

A

An applied science concerned with designing and arranging things people use so that the people and things interact most efficiently and safely.

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54
Q

Define

Erroneous data

A

Data that is ridiculous or totally unsuitable.

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55
Q

Define

Evaluation

A

The act of reviewing what has been achieved, how it was achieved and how well the solution works.

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56
Q

Define

External threat

A

A threat to an ICT system that comes from outside the organisation.

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57
Q

Define

Extranet

A

An external network that can be used by the customers, suppliers and partners of an organisation as well as the organisation itself.

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58
Q

Define

Favourites

A

Storage area where the URL (I.e. The web address) of a website can be stored so that it can be accessed later using a link.

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59
Q

Define

Federation against software theft

A

An anti-piracy organisation who work to protect the work of software publishers.

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60
Q

Define

File attachments

A

Files that are transferred along with an e-mail.

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61
Q

Define

File compression

A

Used to compress files before storing or before being sent over a network.

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62
Q

Define

File management software

A

Part of systems software used to create folders, copy folders/files, rename folders/files, delete folders/files, move files/folders, etc.

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63
Q

Define

File/table lookups

A

Used to make sure that codes being used are the same as those used in a table or file of codes.

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64
Q

Define

Firewall

A

Either hardware and/or software that work in a network to prevent communication that is not allowed from one network to another.

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65
Q

Define

Flash/pen drives

A

Popular storage media which offer cheap and large storage capacities and are ideal media for photographs, music and other data files. They consist of printed circuit boards enclosed in a plastic case.

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66
Q

Define

Footer

A

Text placed at the bottom of a document.

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67
Q

Define

Format checks

A

Checks performed on codes to make sure that they conform to the correct combinations of characters.

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68
Q

Define

Forward

A

If you are sent an email that you think others should see, you can forward it to them.

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69
Q

Define

Freedom of info act 2000

A

Act giving the right of access to information held by public authorities.

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70
Q

Define

Generic software

A

Applications package that is appropriate for a wide range of tasks and can be used in lots of areas of work.

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71
Q

Define

GIGO

A

Abbreviation for garbage in garbage out. It means that if you put rubbish into the computer then you get rubbish out.

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72
Q

Define

Grammar checker

A

Used to check the grammar in a sentence and to highlight problems and suggest alternatives.

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73
Q

Define

Graph plotter

A

A device which draws by moving a pen. Useful for scale drawings and is used mainly with CAD packages.

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74
Q

Define

Graphics tablet

A

An input device which makes use of a large tablet containing many shapes and commands which may be selected by the user by moving a cursor and clicking. Basically it moves the toolbars onto the tablet rather than clutter up the screen when doing large technical drawings using CAD software.

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75
Q

Define

Groups

A

Lists of people and their email addresses.

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76
Q 
Define
GUI (graphical user interface)
A

An interface that allows users to communicate with ICT equipment by making use of icons and pull-down menus.

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77
Q

Define

Hacker

A

A person who tries to or succeeds in breaking into a secure ICT system.

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78
Q

Define

Hacking

A

The process of trying to break into a secure computer system.

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79
Q

Define

Hard copy

A

Printed output on a computer which may be taken away and studied.

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80
Q

Define

Hardware

A

The physical components of a computer system.

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81
Q

Define

Hash total

A

Meaningless total of numbers used to check that all the numbers have been entered into the computer.

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82
Q

Define

Header

A

Text placed at the top of a document.

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83
Q

Define

Health and safety (display screen equipment) regulations 1992

A

Regulations making it law for employers to take certain measures to protect the health and safety to their employees who use ICT equipment.

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84
Q

Define

Health and safety at work act 1974

A

Law making sure that employees have safe working conditions and methods.

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85
Q

Define

Hot spot

A

A region where the Internet can be accessed wirelessly.

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86
Q

Define

Icons

A

Small pictures used to represent commands, files or Windows.

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87
Q

Define

ICT systems

A

Hardware and software working together with people and procedures to do a job.

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88
Q

Define

Identity theft/fraud

A

Using your banking/credit card/personal details on order to commit fraud.

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89
Q

Define

Implementation

A

The process of producing the working version of the solution to the problem as identified by the client.

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90
Q

Define

Indexing

A

Allows words to be highlighted so that they can be used to form an index.

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91
Q

Define

Information

A

Output from an ICT system or data that has been processed and gives us knowledge.

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92
Q

Define

Information commissioner

A

The person responsible for enforcing the data protection act. They also promote good practice and make everyone aware of the implications of the act.

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93
Q

Define

Ink-jet printer

A

A printer that works by spraying ink through nozzles onto the paper.

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94
Q

Define

Input

A

Act of entering data into an ICT system.

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95
Q

Define

Input device

A

The hardware device used to feed the input data into an ICT system such as a keyboard or a scanner.

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96
Q

Define

Input media

A

The material on which the data is encoded so that it can be read by an input device and digitised so that it can be input, processed and turned into information by an ICT system.

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97
Q

Define

Input message

A

A message which when the field or cell is selected, gives the user some advice on the kind of data that should be entered.

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98
Q

Define

Integrated software

A

An application package consisting of software for several distinct applications. There will always be two or more applications packages in integrated software.

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99
Q

Define

Interactive

A

Where there is a consistent dialogue between the user and the computer.

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100
Q

Define

Interface

A

The point where two objects meet. In ICT this is usually between a device such as a computer, printer, scanner, etc. And a human.

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101
Q

Define

Internal threat

A

A threat to an ICT system that comes from inside an organisation.

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102
Q

Define

Internet

A

A huge group of networks joined together.

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103
Q

Define

Internet service provider (ISP)

A

The organisation that provides your internet connection.

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104
Q

Define

Intranet

A

A private network used within an organisation that makes use of Internet technology.

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105
Q

Define

Laser printer

A

A printer which uses a laser beam to form characters on the paper.

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106
Q

Define

Length check

A

Checks to make sure that the data being entered has the correct number of characters in it.

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107
Q

Define

Macro

A

Used to record a series of keystrokes so that, for example, your name and address can be added to the top of the page simply by pressing a single key or clicking on the mouse.

108
Q

Define

Magnetic ink character recognition

A

Input method making use of numbers printed onto a document such as a cheque in a special magnetic ink which can be read by the magnetic ink character reader at very high speed.

109
Q

Define

Magnetic media

A

Media such as tape and disk where the the data is stored as a magnetic pattern.

110
Q

Define

Magnetic strip

A

Data is encoded in the magnetic strip and when the card is swiped the data from the card is used to record the transaction.

111
Q

Define

Magnetic strip reader

A

Hardware device that reads the data contained in magnetic strips such as those on the back of credit cards.

112
Q

Define

Mail merge

A

Combining a list of names and addresses with a standard letter so that a series of letters is produced with each letter being addressed to a different person.

113
Q

Define

Malpractice

A

Improper or careless use or misconduct.

114
Q

Define

Memory cards

A

Thin cards you see in digital cameras used to store photographs and can be used for other data.

115
Q

Define

Menus

A

Allow a user to make selections from a list.

116
Q 
Define
MIDI (musical instrument digital interface)
A

Used mainly to communicate between electronic keyboards, synthesisers and computers. MIDI files are compressed and the files are quite small.

117
Q

Define

Mind map

A

A hierarchical diagram with a central idea, or image, at the centre of the map surrounded by branches that extend from the central idea.

118
Q

Define

MP3

A

Music files format that uses compression to reduce the file size considerably and this is why the MP3 file format is so popular with portable music playing devices such as iPods.

119
Q

Define

Multimedia

A

A means of communication that combines more than one medium for presentation purposes, such as sound, graphics and video.

120
Q

Define

Natural language interface

A

An interface that allows the user to interact using natural written or spoken language (e.g. English) as opposed to computer language and commands.

121
Q

Define

Network

A

A group of computers which are able to communicate with each other.

122
Q

Define

Network

A

A group of ICT devices (computers, printers, scanners, etc.) which are able to communicate with each other.

123
Q

Define

Networking software

A

Systems software which allows computers connected together to function as a network.

124
Q

Define

Non-volatile memory

A

Memory stored on a chip which does not lose data when the power is turned off.

125
Q

Define

Normal data

A

Entering data that should be acceptable to the solution.

126
Q

Define

Notification

A

The process of letting the information commissioners office know that an organisation is storing and processing personal data.

127
Q

Define

OCR

A

Optical character recognition. This is a combination of software and a scanner which is able to read characters into the computer.

128
Q

Define

Off-the-shelf software

A

Software that has not been developed for a particular use.

129
Q

Define

OMR

A

Optical mark reader/recognition. Reader that detects marks on a piece of paper. Shaded areas are detected and the computer can understand the information contained in them.

130
Q

Define

Operating system

A

Software that controls the hardware of a computer and is used to run the applications software. Operating systems control the handling of input, output, interrupts, etc.

131
Q

Define

Optical character recognition (OCR)

A

Input method using a scanner as the input device along with special software which looks at the shape of each character so that it can be recognised separately.

132
Q

Define

Optical mark recognition (OMR)

A

Input method using paper-based forms or cards with marks on them that are read automatically by a device called an optical mark reader.

133
Q

Define

Output

A

The results from processing data.

134
Q

Define

Package software

A

A bundle of files necessary for a particular program to run along with some form of documentation to help a user get the program started.

135
Q

Define

Password

A

A series of characters which need to be typed in before access to the ICT system is allowed.

136
Q

Define

Peer-to-peer

A

Network arrangement where each computer is of equal status.

137
Q

Define

Peripheral

A

A device connected to and under the control of the central processing unit (CPU).

138
Q

Define

Personal data

A

Data about a living identifiable person, which is specific to that person.

139
Q

Define

Personal skills

A

Those skills a person possesses and which are transferable to any job or task.

140
Q

Define

Phishing

A

Tricking people into revealing their banking or credit card details.

141
Q

Define

Piracy

A

The process of illegally coping software.

142
Q

Define

Pixel

A

The smallest dot of light on the computer screen which can be individually controlled.

143
Q

Define

Podcasting

A

Creating and publishing a digital radio broadcast using a microphone, a computer and audio editing software. The resulting file is saved in MP3 format and then uploaded onto an Internet server. It can then be downloaded using a facility called RSS onto an MP3 player such as an iPod.

144
Q

Define

Pointer

A

This is the little arrow that appears when using Windows.

145
Q

Define

Presence checks

A

Check to make sure that data had been entered into a field.

146
Q

Define

Primary storage

A

Storage in chips inside the computer.

147
Q

Define

Print preview

A

Feature that comes with most software used to produce documents. It allows users to view the page or pages of a document to see exactly how they will be printed. If necessary, the documents can be corrected.

148
Q

Define

Printer driver

A

Software that converts commands from the systems or applications software into a form that a particular printer can understand.

149
Q

Define

Privacy

A

Being able to choose to keep certain aspects of your life private.

150
Q

Define

Process

A

Any operation that transfers data into information.

151
Q

Define

Processing

A

Performing calculations or arranging the data into a meaningful order.

152
Q

Define

Programmer

A

A person who writes computer programs.

153
Q

Define

Proof reading

A

Carefully reading what has been typed in and comparing it with what is on the data source (order forms, application forms, invoices, etc.) for any errors, which can be corrected.

154
Q

Define

Protocol

A

A set of standards that allows the transfer of data between computers on a network.

155
Q 
Define
RAM (random access memory)
A

Used to hold the data temporarily whilst the computer is working on it. Contents are lost when the computer is switched off.

156
Q

Define

Range check

A

Data validation technique which checks that the data input into the computer is within a certain range.

157
Q

Define

Read only

A

A user can only read the contents of the file. They cannot alter or delete the data.

158
Q

Define

Read/write

A

A user can read the data held in the file and can alter the data.

159
Q

Define

Real-time processing

A

The input data is processed immediately as it arrives. The results have a direct affect on the next set of available data.

160
Q

Define

Relational database management system (RFMS)

A

Database system where the data is held in tables with relationships established between them. The software is used to set up and hold the data as well as to extract and manipulate the stored data.

161
Q

Define

Relationship

A

The way tables are related to each other. Relationships can be one-to-one, one-to-many or many-to-many.

162
Q

Define

Reply

A

Allows you to read an email and then write the reply without having to enter the recipients email address.

163
Q

Define

Resolution

A

The sharpness or clarity of an image.

164
Q

Define

ROM (read only memory)

A

Memory stored on a chip which does not lose data when the power is turned off.

165
Q

Define

Router

A

Hardware device which is able to make the decision about the path that an individual packet of data should take so that it arrives in the shortest possible time.

166
Q

Define

RSI

A

Repetitive strain injury. A painful muscular condition caused by repeatedly using certain muscles in the same way.

167
Q

Define

Scams

A

Setting up bogus companies with bogus websites and then making off with the money from customers orders.

168
Q

Define

Scanner

A

Input device that can be used to capture an image and is useful for digitising old non-digital photographs, paper documents or pictures in books.

169
Q

Define

Search engine

A

Program which searches for required information on the Internet.

170
Q

Define

Secondary (or backup storage)

A

Storage outside the computer.

171
Q

Define

Security

A

Making sure that the hardware, software and data of an ICT system does not come to any harm.

172
Q

Define

Shockwave audio

A

Format used for very high quality sound with very small file size.

173
Q

Define

Software

A

Programs which supply the instructions to the hardware.

174
Q

Define

Software license

A

Document (digital or paper) which sets out the terms by which the software can be used. It will refer to the number of computers on which it can be run simultaneously.

175
Q

Define

Sorting

A

Putting data into ascending or descending order.

176
Q

Define

Spam

A

Unsolicited bulk email (I.e. Email from people you do not know, sent to everyone in the hope that a small percentage may purchase the goods or services on offer).

177
Q

Define

Specific software

A

Software that only performs one task.

178
Q

Define

Spellchecker

A

Facility offered by software where there is a dictionary against which will words typed in are checked.

179
Q

Define

Spyware

A

Software which collects information about the user of a computer connected to the Internet without their consent.

180
Q

Define

Storage capacity

A

How much data can the storage device/media hold? Usually measured in Mb or Gb.

181
Q

Define

Systems software

A

Any computer software that manages and controls the hardware thus allowing the applications software to do a useful job. Systems software consists of a group of programs.

182
Q

Define

Taskbar

A

Shows the programs that are open. This facility is handy when working on several programs together.

183
Q

Define

Technical skills

A

Those skills necessary to complete a specific job in ICT.

184
Q

Define

Telecommunications

A

The field of technology concerned with communicating at a distance (e.g. Telephones, radio, cables, etc)

185
Q

Define

Templates

A

Used to specify the structure of a document such as fonts, page layout, formatting and styles.

186
Q

Define

Personal skills

A

Those skills a person possesses and which are transferable to any job or task.

187
Q

Define

Phishing

A

Tricking people into revealing their banking or credit card details.

188
Q

Define

Piracy

A

The process of illegally coping software.

189
Q

Define

Pixel

A

The smallest dot of light on the computer screen which can be individually controlled.

190
Q

Define

Podcasting

A

Creating and publishing a digital radio broadcast using a microphone, a computer and audio editing software. The resulting file is saved in MP3 format and then uploaded onto an Internet server. It can then be downloaded using a facility called RSS onto an MP3 player such as an iPod.

191
Q

Define

Pointer

A

This is the little arrow that appears when using Windows.

192
Q

Define

Presence checks

A

Check to make sure that data had been entered into a field.

193
Q

Define

Primary storage

A

Storage in chips inside the computer.

194
Q

Define

Print preview

A

Feature that comes with most software used to produce documents. It allows users to view the page or pages of a document to see exactly how they will be printed. If necessary, the documents can be corrected.

195
Q

Define

Printer driver

A

Software that converts commands from the systems or applications software into a form that a particular printer can understand.

196
Q

Define

Privacy

A

Being able to choose to keep certain aspects of your life private.

197
Q

Define

Process

A

Any operation that transfers data into information.

198
Q

Define

Processing

A

Performing calculations or arranging the data into a meaningful order.

199
Q

Define

Programmer

A

A person who writes computer programs.

200
Q

Define

Proof reading

A

Carefully reading what has been typed in and comparing it with what is on the data source (order forms, application forms, invoices, etc.) for any errors, which can be corrected.

201
Q

Define

Protocol

A

A set of standards that allows the transfer of data between computers on a network.

202
Q 
Define
RAM (random access memory)
A

Used to hold the data temporarily whilst the computer is working on it. Contents are lost when the computer is switched off.

203
Q

Define

Range check

A

Data validation technique which checks that the data input into the computer is within a certain range.

204
Q

Define

Read only

A

A user can only read the contents of the file. They cannot alter or delete the data.

205
Q

Define

Read/write

A

A user can read the data held in the file and can alter the data.

206
Q

Define

Real-time processing

A

The input data is processed immediately as it arrives. The results have a direct affect on the next set of available data.

207
Q

Define

Relational database management system (RFMS)

A

Database system where the data is held in tables with relationships established between them. The software is used to set up and hold the data as well as to extract and manipulate the stored data.

208
Q

Define

Relationship

A

The way tables are related to each other. Relationships can be one-to-one, one-to-many or many-to-many.

209
Q

Define

Reply

A

Allows you to read an email and then write the reply without having to enter the recipients email address.

210
Q

Define

Resolution

A

The sharpness or clarity of an image.

211
Q

Define

ROM (read only memory)

A

Memory stored on a chip which does not lose data when the power is turned off.

212
Q

Define

Router

A

Hardware device which is able to make the decision about the path that an individual packet of data should take so that it arrives in the shortest possible time.

213
Q

Define

RSI

A

Repetitive strain injury. A painful muscular condition caused by repeatedly using certain muscles in the same way.

214
Q

Define

Scams

A

Setting up bogus companies with bogus websites and then making off with the money from customers orders.

215
Q

Define

Scanner

A

Input device that can be used to capture an image and is useful for digitising old non-digital photographs, paper documents or pictures in books.

216
Q

Define

Search engine

A

Program which searches for required information on the Internet.

217
Q

Define

Secondary (or backup storage)

A

Storage outside the computer.

218
Q

Define

Security

A

Making sure that the hardware, software and data of an ICT system does not come to any harm.

219
Q

Define

Shockwave audio

A

Format used for very high quality sound with very small file size.

220
Q

Define

Software

A

Programs which supply the instructions to the hardware.

221
Q

Define

Software license

A

Document (digital or paper) which sets out the terms by which the software can be used. It will refer to the number of computers on which it can be run simultaneously.

222
Q

Define

Sorting

A

Putting data into ascending or descending order.

223
Q

Define

Spam

A

Unsolicited bulk email (I.e. Email from people you do not know, sent to everyone in the hope that a small percentage may purchase the goods or services on offer).

224
Q

Define

Specific software

A

Software that only performs one task.

225
Q

Define

Spellchecker

A

Facility offered by software where there is a dictionary against which will words typed in are checked.

226
Q

Define

Spyware

A

Software which collects information about the user of a computer connected to the Internet without their consent.

227
Q

Define

Storage capacity

A

How much data can the storage device/media hold? Usually measured in Mb or Gb.

228
Q

Define

Systems software

A

Any computer software that manages and controls the hardware thus allowing the applications software to do a useful job. Systems software consists of a group of programs.

229
Q

Define

Taskbar

A

Shows the programs that are open. This facility is handy when working on several programs together.

230
Q

Define

Technical skills

A

Those skills necessary to complete a specific job in ICT.

231
Q

Define

Telecommunications

A

The field of technology concerned with communicating at a distance (e.g. Telephones, radio, cables, etc)

232
Q

Define

Templates

A

Used to specify the structure of a document such as fonts, page layout, formatting and styles.

233
Q

Define

Test plan

A

The approach that will be used to test the whole solution and consists of a suite of tests.

234
Q

Define

Thesaurus

A

Allows a word to be chosen and the word processor will list synonyms (I.e. Words with similar meanings).

235
Q

Define

Toner

A

Black plastic particles used by laser printers as the ‘ink’.

236
Q

Define

Topology

A

The way a particular network is arranged. Examples include ring, start, mesh and bus.

237
Q

Define

Touch screen

A

Screen that allows a person to make selections by simply touching the screen.

238
Q

Define

Transaction

A

A piece of business, e.g. An order, purchase, return, delivery, transfer of money, etc.

239
Q

Define

Transaction processing

A

Processing of each transaction as it arises.

240
Q

Define

Transcription error

A

Error made when typing data in using a document as the source of the data.

241
Q

Define

Transmission medium

A

The material which forms the connection between the computers in a network (e.g., air in the case of wireless, metal wire, optical fibre)

242
Q

Define

Transmission rate

A

The speed of data flow in bits per second (bps) through transmission media.

243
Q

Define

Transposition error

A

Error made when characters are swapped around so they are in the wrong order.

244
Q

Define

Trojans

A

Lines of computer code stored in your PC without you knowing.

245
Q

Define

Uninstallers

A

Oft ware used to remove all the files put into the computer when a piece of software was installed.

246
Q 
Define
UPS (uninterruptible power supply)
A

A backup power supply (generator and battery) which will keep the computer running should the mains power supply fail.

247
Q

Define

URL (uniform resource locator)

A

The web address used to locate a webpage.

248
Q

Define

User

A

A person who makes active used of an ICT dolour ion to solve an ICT problem.

249
Q

Define

Username

A

A way of identifying who is using the ICT system in order to allocate network resources.

250
Q

Define

Utility

A

Part of the systems software that performs a specific task.

251
Q

Define

Utility programs

A

Software which helps the user perform tasks such as virus checking, file compression, etc.

252
Q

Define

Validation checks

A

Checks a developer of a solution creates, using the software, in order to restrict the data that a user can enter so as to reduce errors.

253
Q

Define

Validation expression/rule

A

Command that a developer must type in order to set up the validation for a particular field/cell.

254
Q

Define

Validation message

A

A message which appears if the validation rule is breached.

255
Q

Define

Verification

A

Checking that the data being entered into the ICT system perfectly matches the source of the data.

256
Q

Define

Videoconferencing

A

ICT system that allows face-to-face meetings to be conducted without the participants being in the same room or even the same geographical area.

257
Q

Define

Virus

A

A program that replicates (i.e. Copies) itself automatically and usually carries with it some payload which causes damage.

258
Q

Define

Voice recognition

A

Voice recognition systems allow you to enter data via a microphone directly into a computer.

259
Q

Define

Volatile memory

A

Memory which loses data when the power is turned off.

260
Q

Define

WAV

A

Used with Windows for storing sounds. Files in this format are not highly compressed.

261
Q

Define

Web browser

A

The agitate program you use to access the Internet. Microsoft Internet explorer is an example of a web browser.

262
Q

Define

Webcam

A

A small video camera used as input device to send a moving image over an intranet or the Internet.

263
Q

Define

Webpage

A

Single document on the World Wide Web.

264
Q

Define

Wifi

A

A trademark for the certification of products that meet certain standards for transmitting data over wireless network.

265
Q 
Define
WIMP (Windows icons menus pointing devices)
A

The graphical user interface (GUI) way of using a computer rather than typing in commands at the command line.

266
Q

Define

World Wide Web

A

A means of accessing information contained in the Internet. It is an information sharing model that is built on top of the Internet.

267
Q

Define

Worm

A

A program that keeps replicating itself automatically, and as it does so it takes more and more disk space and also uses a greater proportion of the systems resources for each copy.

AS AQA ICT (10 decks)

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