Question

Identify examples of 3 other types of Information systems that are in use at the same or multiple companies. State the IS name, their basic functions, and issues?

Answer 1

Information Systems basically means the system will be used to store some type of Information.
There are many types of Information Systems. Some of them are:
1. Management information Systems,
2. Decision Support Systems,
3. Transaction Processing system.

Management Information Systems:
It is a collection of all software, hardware and also people which will work together to store the information and produce the results.

Functions:
(i)It is will collect the data from the various resources, it will analyze that information based it will provide the summary of the report which will help in decision making.
(ii)It will help them to keep track of all day to day operations.
(iii)It will be used to record all the business transaction for an organization.
(iv)It will be useful in integrating the information flow with the functional areas.
(v) It records the all type of information that is necessary.

Issues:
(i)It will be time consuming when you want to record all the information manually.
(ii)If file or information is lost, it is lost there will be no back ups.

Decision Support Systems:
It will help for management to take the decisions.

Functions:
(i)It will take input as the information to provide the decisions based on the data.
(ii) It will have data analysis system where it will analyze the data to provide you the report.
(iii) The input to Decision Support System is the Management Information System output.

Issues:
(i)Too much of Information which will leave the user to the dilemma stage what to consider and what not.
(ii)Too much cost will be required for the implementation of Decision Support Systems.

Transaction Processing Systems:
The programs/Systems which will support the transaction process are called Transaction Processing Systems.

Functions:
(i)It will perform the input, output, storing and processing functions.
(ii)It will involve in the manipulation of data which includes computation.
(iii)It will provide you the detail reports, summary and also the exception reports.

Issues:
(i)Any Hardware malfunction will damage the so many customers.
(ii)There might be security issues since it contains the customers very important information.