Structure
of MIS is a difficult concept to understand because there is no standard or
universally accepted is no standard or universally accepted framework for
describing management information framework for describing management
information system. For example, A car may be perceived in a system. For
example , A car may be perceived in a number of different way; by describe the
physical number of different way; by describe the physical characteristics,
i.e. its shapes, colour, seating capacity, characteristics, i.e. its shapes,
colour, seating capacity, door etc. MIS structure be described by following a
door etc. MIS structure be described by following a variety of different
approaches: variety of different approaches:
•
Physical components,
•
Information system processing functions,
•
Decision Support
•
Levels of management
activities
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Organizational functions
•
Physical
components:
Structure of MIS may
be understood by looking at the physical components of the information system
in an organization.
•
Hardware: Hardware
refers the physical data processing equipment and peripheral devices.
processing equipment and peripheral devices.
•
Software: software is broad term given to the
instruction or program that direct the operation of the hardware.
•
Database: the data base consist of all data
utilized by application software utilized by application software.
•
Input and output : various physical input and output
from the information system, existing in output from the information system,
existing in the form like printout, report etc. the form like printout, report
etc.
•
Information
system processing functions:
Information system structure can also be understood in term
of its processing functions. The main processing functions of information
system are described below:
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To Process Transactions:Information
systems process transaction may be defined as an activity taking place in an
organization.
•
To Maintain Master files:Information
systems create and maintain master files in the organisation. A master file
stores the historical data about the organizational.
•
To Produce Reports: Reports are significant products of
an information system. Many reports are produces on a regular basis, which are
called scheduled reports. reports on a
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To Process Interactive Support A pplications
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Decision
Support: Decision vary with respect to the structure that can be
provided for making them. A highly structure that can be provided for making
them. A highly structured decision can be pre structured decision can be
pre--planned. A structured planned. A structured decision, because of its well
defined nature can be said decision, because of its well defined nature can be
said to be programmable.to be programmable.
•
Levels of management activities:
•
The structure of an information system can be categorized in
terms of level of the management activities.
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strategic planning deals with long-range considerations.
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The decisions include the choice of business directions,
market strategy, product etc.
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Management control level includes acquisition and
organizationof resource, structuring of work and training of personnel.
•
Operational control is related to short-term decision for
current operations. Pricing, inventory level etc.
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