Chapter 9 - ICT Systems and their Components
What is ICT?
ICT (Information and Communications Technology) is the use of technology for the: Input of date, storage, processing of data into information, transfer of data to other devices and the output of information.
What is a System?
A system is a procedure which involves: Input, Process and Output. All systems are based around the data cycle.
What is a System Life Cycle?
The overall process of converting data into information.
What is an ICT System?
An ICT System is where the output goes either: Directly to a human being or to another ICT System.
What are the Components of an ICT System?
What is Data?
Data is raw facts, figures, set of values, events or transactions. Data has no meaning. It is also a comodity.
What is Information?
Information is data that has been processed and put into meaningful context.