ICT Systems

HideShow resource information
  • Created by: Lea Nixon
  • Created on: 21-05-14 20:05
Analogue
Analogue signals are continually variable and even small fluctuations in the signal are important. Analogue systems use continuous ranges of values to represent information.
1 of 16
Digital
Digital signals have discrete values such as on/off, 1 or 0. In-between values are not used.
2 of 16
Personal Computer
These include netbooks, laptops, notebook computers, palmtops, desktop computers, tablet computers, PDAs and handheld computers. Used for web searching, email, running applications, e.g. word-processing, spreadsheets, databases, and many other softwa
3 of 16
Mainframe Computer
Large computers used in banks, insurance firms where very large amounts of data have to be processed quickly
4 of 16
Supercomputer
Very fast computers used in universities and other areas where complex calculations are needed and speed of calculation is important
5 of 16
Input
Entering data into the computer system.
6 of 16
Processing
The inputed data is converted from one form to another. This is done by following a set of instructions and commands.
7 of 16
Output
The results of the processing are shown.
8 of 16
Storage
Data is kept or recorded while waiting to be used or for future use.
9 of 16
Network
When computers are connected together so that they can share data and devices such as printers, they are said to be in a computer network
10 of 16
Interface
This is where data is transferred between computer devices or between people and computers.
11 of 16
Peripheral Device
Any device that is not actually part of the computer but is attached to a computer is called a peripheral device. Peripheral devices are seen as expanding the system and include scanners and printers.
12 of 16
USB Interface
USB stands Universal Serial Bus it was designed for use on personal computers to connect peripheral devices such as printers and keyboards. It is commonly used to connect other devices such as cameras or phone chargers.
13 of 16
ROM
Read Only Memory is the permanent storage of certain data. it is not lost when the computer is shut down meaning it is non volatile.
14 of 16
RAM
Random Access Memory loses data when the computer is shut down.
15 of 16
BIOS
The Basis In Out System tells the computer what to do during start up.
16 of 16

Other cards in this set

Card 2

Front

Digital signals have discrete values such as on/off, 1 or 0. In-between values are not used.

Back

Digital

Card 3

Front

These include netbooks, laptops, notebook computers, palmtops, desktop computers, tablet computers, PDAs and handheld computers. Used for web searching, email, running applications, e.g. word-processing, spreadsheets, databases, and many other softwa

Back

Preview of the back of card 3

Card 4

Front

Large computers used in banks, insurance firms where very large amounts of data have to be processed quickly

Back

Preview of the back of card 4

Card 5

Front

Very fast computers used in universities and other areas where complex calculations are needed and speed of calculation is important

Back

Preview of the back of card 5
View more cards

Comments

No comments have yet been made

Similar ICT resources:

See all ICT resources »See all Systems and Software resources »