Week 04

During this week we studied about the Information Systems. Honestly, today only I got to know the definition of Information system. I learnt how are the components interrelated and specially our lecturer gave us a clear idea about what is information system and she explained each components. It gave me very good understanding on this topic. Secondly, our lecturer gave us a lecture about types of information systems and afterwards we were supposed to do group activity. We really enjoyed these activities, because they help me to understand things better. So, our group had to find out they types of information system. So we had to do research on this topic, so I took it into our group members consideration and I motivated and explained what are the works each member had to do. After this I did presenation to my lecturer. After doing all these works, now I get to know what information system is. Information system is a combination of hardware, software, infrastructure and trained personnel organized to facilitate planning, control, coordination and decision making in an organization. In information system there are component of hardware, software, database, people and procedure. This all system is used to build payroll system, Marketing system, customer service system and inventory system. In the past years in order to purchase an order it takes many process level by level. But now that problem solved by information system with just take one process that is by computer.

In addition to this, there is another component in Computer Based Information System (CBIS). The five components are same as the component of information system but there is additional one component in CBIS. The components of CBIS are the following: