An Analysis and Study of Information Systems with Their Related Terms and Concepts

Topics: Decision theory, Information systems, Decision making Pages: 5 (1276 words) Published: April 21, 2013
“An analysis and study of Information systems with their related terms and concepts” Deepak Sharma
Research Scholar ,Mewar university
Mob.9639916009 E-mail:

Abhishek Singh Bhatanagar
Student MCA, Subharti University
Mob. 9897008522 E-mail:

This paper is written as a weapon to know about information systems in depth. As tomorrow's managers, entrepreneurs, or business specialists, business students need to know how to use and manage information technology in today's networked enterprises and global markets. In this dynamic environment, they will rely on interconnected networks of information systems for end user collaboration, including communications and computing among end user work groups and teams, and enterprise wide computing, including communications and information processing for business operations, managerial decision making, and strategic advantage. So this paper is a great assets in knowing about information system in brief.

Keywords: information, system ,management ,DSS ,TPS etc.
1. Introduction:
An Information System is any combination of information technology and people's activities using that technology to support operations, management, and decision-making. In a very broad sense, the term information system is frequently used to refer to the interaction between people, algorithmic processes, data and technology. The focus of Info Systems is on the development of solutions for business problems rather than simply describing them.

1.1 Functions (benefits) of information Systems:

1. It helps in increasing employee productivity.

2. It Help users to become information’s competent, that means find it easy to organise their information, search for information, analyze their information and using old information to create new information. 3. For providing better support to managers for effective decision making. 4. Information systems strongly focus on explaining empirical phenomena of the real world. [pic]

1.2 Categories of Information system:
1. Transaction Processing Systems (TPS)
2. Decision Support Systems (DSS)
3. Expert Information Systems (EIS)
4. Management Information Systems (MIS
5. Office Automation Systems (OAS)
1.2.1 Transaction Processing System: It processes business transaction of the organization. A Transaction Processing System or Transaction Processing Monitor is a set of information which process the data transaction in database system that monitors transaction programs Transaction can be any activity of the organization. Transactions differ from organization to organization. For example, take a railway reservation system .Transaction processing systems provide speed and accuracy, and can be programmed to follow routines functions of the organization 1.2.2Decision Support Systems (DSS): Decision Support Systems (DSS) are a specific class of computerized information system that supports business and organizational decision-making activities. A properly designed DSS is an interactive software-based system intended to help decision makers compile useful information from raw data, documents, personal knowledge, and/or business models to identify and solve problems and make decisions. Typical information that a decision support application might gather and present would be: • Accessing all of your current information assets, including legacy and relational data sources, cubes, data warehouses, and data marts • Comparative sales figures between one week and the next • Projected revenue figures based on new product sales assumptions • The consequences of different decision alternatives, given past experience in a context that is described 1.23 Expert information system

An expert information system with which a decision maker in the construction, or a related industry, can generate a decision record and related control instructions in a...

References: 1."Definition of Application Landscape". Software Engineering for Business Information Systems (sebis). Jan 21, 2009. Retrieved January 14, 2011.
2. O 'Brien, J A. (2003). Introduction to information systems: essentials for the e-business enterprise. McGraw-Hill, Boston, MA
3. Alter, S. The Work System Method: Connecting People, Processes, and IT for Business Results. Works System Press, CA
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