ICT Systems
ICT SystemsRelation to businessWhat is ICT?ICT (Information and
Communications Technology) is the use of technology for the input,
storage, processing and transfer of data and the output of
information.What is a system? A system is the way something is
done.
Any system involves input, processing and output.What is ICT
System?A set-up consisting of hardware, software, data and the
people who use them. It commonly includes communications
technology, such as the Internet.A system that uses any form of
digital technology to input and process data and output the
information which goes directly to a human or into another
system.
What is ICT System?All systems involve the three steps of input,
processing and output. ICT systems are those where the output from
the system goes directly to a human being or into another ICT
system.
What is ICT System?Input -involves capturing or entering the
data. Processing - performing actions on the input data. This would
involve performing calculations, searching, sorting, arranging,
presenting, converting, transferring, classifying, etc.
Output -these are the results or the information produced when
the data has been processed.
Three main types of ICT systems
Information systems - are focused on managing data and
information.Control systems - mainly control machines.
Communications systems - transport data from one place to
another.
Six components of an ICT System People - needed to supply the
data to the ICT system. - They are the source of the data.
Data - is the raw material of any IT system and this is
processed by the system to provide the information which is the
output produced by the system.
Six components of an ICT System Procedures - are the ways in
which tasks should be done as directed by the management of an
organization.
Hardware - the physical devices that are needed to enter the
data, to process the data, and to display the information in the
most appropriate format.
Six components of an ICT System Software - these are the
computer programs which provided the step-by-step instructions to
get the job done.
Information - the results from processing data.
Six components of an ICT System To remember the components, use
this sentence:
PeopleHateSlimyDogsInPoland
(People,Hardware,Software,Data,Information,Procedures)
The importance of ICT systemsICT Systems are used in a number of
environments, such as: offices, shops, factories, aircraft, ships.
They're also used in fields such as: communications, medicine,
farming.
The importance of ICT systems
Increased productivity - complete a greater number of tasks in
the same time at reduced cost.
The importance of ICT systemsIncreased capacity - able to deal
with vast amounts of information and process it quickly.
The importance of ICT systemsFast information transfer - able to
transmit and receive information rapidly.
