IT Flashcards Preview

ICT > IT > Flashcards

Flashcards in IT Deck (51)
Loading flashcards...
1

Factors influencing the use of ICT

Cultural
Economic
Environmental
Ethical
Legal
Social

2

What is multi user licensing agreement?

Allows you to install software on an agreed number of computers.

3

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.

4

List of five user interface

• Command line interface
• Graphical user interface
• Menu based interface
• Natural language interface
• On screen forms

5

What is ict system

Where the output from the system goes directly to a human being.

6

Methods to communicate in ICT

Email, fax, internet, messaging, phones, video conferencing, VoIP, extranet and SMS

7

What are procedures

Rules on what goes where, who does what

8

Quality of information should be...

Accurate=
If information is inaccurate then the key decisions may be made wrongly

Up-to-date=
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.

9

Data that is entered into a computer can take many form such as:-

Text
Numbers
Still Image
Moving images
Sound

10

What is information. January 2013 past paper

It is data plus context= meaning

11

What is GIGO

If you put wrong data into a computer you will get the wrong information out.

12

List of components of an ICT

Peopel
Data
Procedures
Software
Hardware
Information

13

What is encoding

Converting information into digital form.

14

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.

15

What is knowledge

A set of rules or experience allowing people to use information to make decisions.

16

What is incremental backup

Backs up the files which have changed since the last backup.

17

What is full backup

Making a copy of all the files on the system.

18

What is ancestral system?

Grand father, father and son

19

What is differential back up

A cumulative backup of changes made since the last file backup

20

What is spyware

A software that collects information about the user of computer connected to the Internet.

21

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.

22

Personal data

Facts & opinions about a living person

23

What is ISP

(Internet Service Provider) Organisation that provides a connection service to the Internet.

24

Phishing

This is where fraudsters send random emails asking people to update their bank account details.

25

Hackers

A person who tries to break into a secure computer system

26

Encryption

The process of coding files before they are sent over the network to protect them from hackers.

27

Information commissioner

The person responsible for applying the Act.

28

Data subject

The people whom the personal information is about.

29

Malpractice

Improper or careless use ( for example accidentally deleting data)

30

Crime

Acts which are against the law( for example hacking, illegally copying data or software.