GLOSSARY Flashcards
What is 3G
3G - THIRD GENERATION WIRELESS COMMUNICATION which allows high-speed wireless data transfer
Explain ACCEPTABLE USE POLICY
ACCEPTABLE USE POLICY - Rules to which users agree, to reduce the misuse of ICT. Often found on social networking/collaborative sites.
Describe APPLICATION (Applications software)
APPLICATION (Applications software) is: Software that helps users perform particular tasks.
What is meant by the term BACKUP
BACKUP is a copy of data that is made in case the original data is lost or damaged. The backup can be used to restore the original data.
What is BANDWIDTH
BANDWIDTH : The AMOUNT OF DATA that can fit through the Internet connection.
What is BANDWIDTH measured in?
BANDWIDTH is measured in BITS PER SECOND (bps) This is the number of BITS oif information that can fit down the line in ONE SECOND. Kb/Kbps means 1000s of bits per second. Mb or Mbps means millions of bits per second.
Explain BIOMETRIC
BIOMETRIC is an AUTOMATED method of recognising a person based on physical characteristics. Among the features measured are face, fingerprints, hand geometry, iris and voice.
What is a BLOG
A BLOG is: a shared online journal where people can post diary entries about their personal experiences and hobbies.
What is BLUE JACKING?
BLUE JACKING is the sending of unwanted messages over BLUETOOTH connections
Describe BLUE RAY
BLUE RAY - is a disk that enables the recording,re-writing and playback of high definition video and the storing of large amounts of data. It has more than FIVE TIMES the storage capacity of traditional DVDs and can hold up to 25GB on a single-layer disk and 50GB on a dual- layer disk.
What is BLUETOOTH ?
BLUETOOTH - allows the exchange of data over short distances from fixed and mobile devices. In order for devices to communicate the must be able to understand the Bluetooth rules (protocols)
What is BROADBAND ?
BROADBAND is a high speed connection to the Internet
Explain the term BUFFERING
BUFFERING is the downloading of a certain amount of data into temporary storage before starting to play a file
What is Card Code Verification (CCV) ?
CCV is a set of numbers on the back of a credit card that helps verify that the use of the credit card is legitimate.
What is Cloud Computing?
Cloud Computing is a system in which all computer programs and data is stored on a central server owned by a company (e.g Google) and accessed virtually.
What does the term COLLABORATIVELY mean?
COLLABORATIVELY: Working together with other people
What is meant by the term COMMERCIAL?
COMMERCIAL: related to a business
COMPATIBLE
COMPATIBLE: the ability of a device to communicate and share information with another device
COMPUTER MISUSE ACT
COMPUTER MISUSE ACT: This law restricts people from accessing or modifying data without permission
CONVERGENCE
CONVERGENCE: when one device is developed to carry out functions that were originally performed by several different devices.
COOKIES
COOKIES ;Small text files that are sent to your computer from certain websites. They track your behaviour and transactions.
COPYRIGHT
COPYRIGHT : Gives the creator of an original work exclusive rights regarding that work for a certain period of time, including its publication, distribution and adaptation.
COPYRIGHT, DESIGNS & PATENTS ACT
COPYRIGHT, DESIGNS & PATENTS ACT : this law protects people’s original work from being used without their permission.
CREDIT CARD
CREDIT CARD: a plastic card issued by banks, building societies, retail stores and other businesses, which enables a person to buy goods and services without the need for cash. The holder agrees to pay back the money borrowed at a later date, sometimes with interest.
DATA
DATA; Symbols, characters, images and numbers are all types of data. When data is processed and acquires meaning it becomes INFORMATION. Computers process data to produce information.
DATA PROTECTION ACT
DATA PROTECTION ACT: This law regulates how personal information is used and protects against misuse of personal details.
DEBIT CARD
DEBIT CARD; Similar to a credit card, but the money is taken DIRECTLY from the cardholder’s bank account.
DIGITAL DIVIDE
DIGITAL DIVIDE: Unequal access to ICT for individuals or groups, usually due to financial, geographic health or cultural reasons.
DIGITAL ECONOMY ACT
DIGITAL ECONOMY ACT: This Law protects copyright holders from criminals who illegally distribute copyrighted material (piracy)
DIGITAL RIGHTS MANAGEMENT (DRM)
DIGITAL RIGHTS MANAGEMENT: allows the copyright holder or the owner of the media control over the number of viewings, plays and copies, and even which devices the media can be played or viewed on. If you download a film from iTunes, you cannot burn it onto a DVD because of the DRM encoded in the film.
Digital zoom
Enlarges the image, which can become blurred
Dongle
Dongle: A small piece of hardware that connects to a computer and has uses including data storage and picking up Bluetooth and 3G signals. A dongle may be portable like a USB pen.
DOWNLOAD
DOWNLOAD: Transfer a file, e.g. a video, from a central computer to your computer
DVD (Digital Versatile Disc)
DVD (Digital Versatile Disc): DVD’ offer higher storage capacity than CD’s (Compact discs) while having the same dimensions. Blank recordable DVDs (DVD-R and DVD+R) can be recorded once using optical disc recording technologies and supported by optical disc drives and DVD recorders and then function as DVD-ROM. Re-writable DVDs (DVD-RW,DVD+RW and DVD RAM) can be recorded and erased mulitiple times
DVD-ROM
DVD-ROM : DVD Read Only Memory
DVD RAM
DVD RAM - DVD with Random Access Memory
E-commerce
E-commerce: Buying and selling goods electronically, usually over the Internet
Electronic waste (e-waste)
Electronic waste (e-waste): Rubbish comprising of digital materials e.g old computers
ENCRYPTION
ENCRYPTION: for security, data is translated into a secret code according to a set of rules in a special ‘key’. To convert the data back into plain text, the receiver must also have the key
ERGONOMICS
ERGONOMICS : The design of equipment (like wrist supports) to increase the efficiency of the way it is used by the human body, to promote the health of users.
ETIQUETTE
ETIQUETTE: A set of rules that people try to abide by out f respect for other people around them.
FIREWALL
FIREWALL : A system designed to prevent unauthorised access to your computer when connected to a network such as the Internet.
FLASH MEMORY CARD
FLASH MEMORY CARD; Used for fast and easily transferable information storage in digital devices such as mobile phone, media players and cameras. Flash memory is known as SOLID STATE storage device, meaning there are no moving parts. Everything is electronic instead of mechanical so its ideal for mobile devices.
FRAUD
FRAUD: Tricking someone for personal gain or to damage them.