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by Dinesh Thakur Category: Structure and Classification

Different kinds of system may be understood as

 
by Dinesh Thakur Category: Structure and Classification

Decision Support System refers to a class of systems which support in the process of decision making and does not always give a decision it self. Decision Support Systems (DSS) are a specific class of computerized information system that supports business and organizational decisionmaking activities.



 
by Dinesh Thakur Category: Structure and Classification

A business has several information systems :

 

a) Formal Information System

b) Informal Information System

c) Computer Based Information System



 
by Dinesh Thakur Category: Structure and Classification

The discipline of MIS can be categorized in the following 6 classes:

i)    Transaction Processing System (TPS)
ii)   Management Information System (MIS)
iii)  Decision Support System (DSS)
iv)  Executive Support System (ESS)
v)   Office Automation Systems (OASs), and
vi)   Business Expert Systems (BESs)



 
by Dinesh Thakur Category: Structure and Classification

The word system is derived from the Greek word “system” which means a organized relationship among the following unit or component. "A system is an orderly grouping of interdependent components linked together according to a plan to achieve a specific goal". 

 
by Dinesh Thakur Category: Structure and Classification

Office automation refers to the application of computer and communication technology to office functions. Office automation systems are meant to improve the productivity of managers at various levels of management by providing secretarial assistance and better communication facilities.



 
by Dinesh Thakur Category: Structure and Classification

Structure of MIS may be understood by looking at the physical components of the information system in an organization. The physical components of an organizational information system may be hardware, software, database, manual procedures and operating persons. A brief description of these components has been outlined in the following paragraphs: 



 
by Dinesh Thakur Category: Structure and Classification

A Business Expert System (BES) is a knowledge based information system, which is based on artificial intelligence. A Knowledge Based information system adds a knowledge base that uses its knowledge about a specific, complex application area to act as an expert. 



 
by Dinesh Thakur Category: Structure and Classification

 DSS is an information system application that helps in decision-making. DSS is used in planning and analyzing alternatives. DSS differs from most traditional information system in that each DSS is distinct from the other information system and is specifically made for managers.



 
by Dinesh Thakur Category: Structure and Classification

Executive Support System (ESS) is an extension of the management information system, which is a special kind of DSS; An ESS is specially developed for the use of chief executive of an organization to support his decision-making.



 


About Dinesh Thakur

Dinesh ThakurDinesh Thakur holds an B.SC (Computer Science), MCSE, MCDBA, CCNA, CCNP, A+, SCJP certifications. Dinesh authors the hugely popular Computer Notes blog. Where he writes how-to guides around Computer fundamental , computer software, Computer programming, and web apps. For any type of query or something that you think is missing, please feel free to contact us.



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