We can define information system as the integration of information technology and the activities of the people. Activities of the people may that support operations in the company, management system and the decision making of the organization. In other words, we can say that business information system in nothing but the interaction of people with the processes, data and technology.
In the information system people are responsible for the input and collection of the data. As per the data input given by the operator system starts analyzing or processing the data. And gives the output. Thus, based on the data inputted in the system, we get the results.
Now the information system is entered in the all parts of the system to maintain and record the data. Thus, it give rise to database management. To maintain such records and information, there are various kinds of applications and software’s are available in the market. For example, the most popular used application MS Office. Now a days such softwares and applications are becomes the heart of any of the company. These softwares are used for retail, supply and chain, inventory and various other kind of management. It gives a competitive advantage to the company other the others.
The most important components of information system are computer/system hardware as well as software, telecommunications, databases and data warehouses, the most important; human resources and the procedures. Apart from human resources, procedures and databases; rest components are together known as information technology (IT), which is now ingrained in the operations and management of the organizations.
Let’s see these various components in detail.
Today in all part of business, whether it’s small business or large business as well as in many households throughout the world, own or lease the computers. The common language these computers are called personal computers. These can be in the form of smartphones or laptops, tablets or any other kind of portable device. Most of the large companies have very strong information system, and they connect all such devices with a common server.
We can classify these softwares into two categories; system software and application software. The main system on which these softwares perform or run is known as operating system. Application softwares are mostly used to handle specific tasks for users whereas operating system manages the hardware, data and program files.
Telecommunications are used in all the organizations; to connect all the other system devices within the organization. These connections are usually made via wired connection or wireless media. Wireless technology is now a days most prominent and can be estabilited by transmitting microwaves and radio waves.
Companies establish such networks by various networks, depending upon the requirement of the company LAN (Local area networks) join computers at a particular site. Similarly, MAN (metropolitan area networks) cover a limited populated area and WAN (Wide Area Networks) connect widely distributed data centers. Companies uses VPNs (virtual private networks) to connect with business partners through internet in a private as well as secure manner.
DATABASES AND DATA WAREHOUSES
Most of the information of the company is stored in a database of the company. A database can be defined as the collection of inter-related data or records organized so that individual or group of records can be retrieved to satisfy the criteria. These data can be, employee records, their salary record or can inventory details or product catalog.
HUMAN RESOURCES AND PROCEDURES
Qualified and hardworking people are vital component of any...