Information System

What is System ?? System is a se of elements or components that working together to achieve a common set of objectives. So, information system is A Set of interrelated elements/components that collect , manipulate , store, disseminate data and information.

The picture above shown that the component of Information System, such us; people, telecommunication, Software, Hardware, Database, and procedure. The component are used to build any kind of services; e.g PayrollSytem, customer services, Inventory System, Marketing System.

·         People.

People who manage, run, program, maintain the system work properly. People also the important thing that Information System must be included.

• ·         Telecommunication.

Telecommunication is electronic transmission of signal for communication which is enable organizations to carry out their process and task throught effective computer; for example Information System need Internet connection.

• ·         Software.

Consist of computer programme that govern the operation of the computer. E.g finance software (process payroll, send bills to customers, provides manager with Information System)

• ·         Hardware.

Consist of equipment used to perform input, processing and output activities.

1. ·         Database.

Database used for organizing collection of facts and information, typically consisting of two or more related data files.

• ·         Procedure.

Procedure is strategies, policies, methoes and rules for using computer information System including operation, security and maintenance of the computer.