Flashcards in IT Deck (51)
Factors influencing the use of ICT
What is multi user licensing agreement?
Allows you to install software on an agreed number of computers.
What is site licensing agreement?
Allows you to buy a sing copy of the software and you have permission to install it on all computer at one location.
List of five user interface
• Command line interface
• Graphical user interface
• Menu based interface
• Natural language interface
• On screen forms
What is ict system
Where the output from the system goes directly to a human being.
Methods to communicate in ICT
Email, fax, internet, messaging, phones, video conferencing, VoIP, extranet and SMS
What are procedures
Rules on what goes where, who does what
Quality of information should be...
If information is inaccurate then the key decisions may be made wrongly
Some information has value within a timescale for example share prices can change several times in a minute,
Relevant= the information should be relevant information gathered from google may have too much unnecessary facts.
Data that is entered into a computer can take many form such as:-
What is information. January 2013 past paper
It is data plus context= meaning
What is GIGO
If you put wrong data into a computer you will get the wrong information out.
List of components of an ICT
What is encoding
Converting information into digital form.
What is coding
The way of shortening the original data to make it easier to remember. Also, saves time and will take up less storage space.
What is knowledge
A set of rules or experience allowing people to use information to make decisions.
What is incremental backup
Backs up the files which have changed since the last backup.
What is full backup
Making a copy of all the files on the system.
What is ancestral system?
Grand father, father and son
What is differential back up
A cumulative backup of changes made since the last file backup
What is spyware
A software that collects information about the user of computer connected to the Internet.
What is cookies
Small text files downloaded to your computer. They can be used to find out wether the computer user has visited the site before.
Facts & opinions about a living person
What is ISP
(Internet Service Provider) Organisation that provides a connection service to the Internet.
This is where fraudsters send random emails asking people to update their bank account details.
A person who tries to break into a secure computer system
The process of coding files before they are sent over the network to protect them from hackers.
The person responsible for applying the Act.
The people whom the personal information is about.
Improper or careless use ( for example accidentally deleting data)