Gcse Edexcel Ict

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Smart phone

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a phone offering advanced features, e.g the ability to send emails, surf the internet

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Multifunctional

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having the ability to do many different things on one device

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SD cards

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Secure Digital (SD) cards are a type of flash memory card that store data up to 2GB.

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SDHC cards

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Secure Digital High Capacity. Can store up to 32GB of data

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File Format

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the particular code a file is stored in.

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Compatible

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the ability of a device to communicate and share information with another device

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Bluetooth

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allows wireless exchange of data over short distances

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WiFi

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Wireless Fidelity.

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GPS

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Global Positioning System. Satellites which find the exact position on earth of the device.

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User interface

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the way in which a user interacts with a system. e.g. keyboard screens ect

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RSI

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Repetitive Strain Injury. Damage or strain to the muscles due to repeatedly carrying out the same action.

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Etiquette

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a set of rules that people try to abide by out of respect for others.

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Public Domain

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Materials that are available for anyone to use for any purpose ( free of copyright laws)

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Specification

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the technical details of a device or system

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Primary storage

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built-in storage designed to be directly accessed by the CPU

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Network

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devices connected together to allow communication and exchange of data

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Peripherals

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external devices connected to a computer, e.g. printer, microphone

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Software

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programs that give instructions to a computer and which allow the user to carry out different tasks

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Future Proofing

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anticipating future developments so that the device will not go out of date as quickly

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VoIP

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Voice over Internet Protocol. Used to make calls over the Internet

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3G

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3rd Generation wireless communication allows high speed wireless data transfer

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Latency

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time delay between the moment something is initiated and the moment it becomes detectable

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ISP

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Internet Service Provider

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Protocol

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a set of rules used by computers to communicate with each other across a network.

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Virus

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a programme designed to cause other programs to malfunction or stop working

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Copyright Designs and Patents Act 1988

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law enforced to protect people's original work or ideas from being used without their permission

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Data Protection Act 1998

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Prevents against the misuse of personal details

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Cookie

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a small file which stores information related to your Internet activity

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Biometrics

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an automated method of recognising a person based on physical characteristics

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USB

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Universal Serial Bus

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Convergence

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When one device is developed to carry out functions originally performed by several devices

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HDMI

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High Definition Multimedia Interface. Required for connecting devices to show HD videos

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Firewall

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a system designed to prevent unauthorised access to your computer

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Spyware

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software that can be installed on your computer without your knowledge which collects information about your logins and passwords

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IP address

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Internet Protocol address. personal address of your computer

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Encryption

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data is translated into a secret code and can only be un scrambled by the person with the key

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Streaming

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Data is downloaded as a continuous stream of data as the user is watching

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Ergonomics

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the science of designing equipment so that it reduces the users fatigue, discomfort and injury

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Teleworking

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working from home but keeping in touch with others via technology

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Hot Desking

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sharing desks or workstations between others as a way of saving space and resources

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Open source software

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software that is available to download free and can be edited by anyone

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Validation

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the process of checking that the data entered is reasonable

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Verification

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the process of checking that the data entered is accurate

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SSL

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Secure Socket Layer. A method of encrypting data

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Third Party Payment Processor

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a business that offers a safer alternative to pay for online goods

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Phishing

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a form of Internet fraud that aims to steal Information such as credit card details usernames and passwords