Information System Introduction

System:

A system is a set of components that works together to achieve a common goal.

A system accepts input, processes it, and produces an output.

Two types of system

1. Closed system
2. Open System

Information System:

It is a set of inter-related components that

1. Collects Data
2. Manipulate Data
3. Disseminate data and information
4. Provide feedback to meet an objective

Characteristics of Information System:

Environment is anything outside the system

Boundary separates the system from environment

Input is the data from environment to the system. The system uses the input

Output is the information from the system to the environment

Components are the subparts of the system

Interface is a mechanism for interaction between different components of the system

Interrelationships are the associations between components of a system