Introduction to MIS
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Information systems
ORGANIZATIONS
TECHNOLOGY
INFORMATION
SYSTEMS
MANAGEMENT
2
Model of an Information
System
H/W
S/W
DATA
INFORMATION
People
Stored
Data
Procedures
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System Concepts

System
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Integrated set of components
Interact to achieve a particular function or
goal.
They have boundaries, outputs and inputs,
methods of converting inputs into outputs,
and system interfaces.
They are composed of interrelated and
interdependent subsystems.
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System Concepts

System Boundaries:

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System boundary defines its scope of
activities
It delineates an area of responsibility
Subsystems:


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A system can have numerous subsystems.
Each of which has elements, interactions
and objectives.
In business system, various functions are
subsystems.
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System Concepts

Inputs and outputs

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A system or subsystem are organized to
produce outputs from inputs with some
value or utility.
Example: A training program should
produce trained employees with certain
skills, knowledge, or behavior from its
inputs—untrained employees.
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Typical Subsystem- An
example
INPUT
Students
without
computer
literacy
Subsystem A
Introduction
to
Data Processing
Subsystem B
Students with
Computer
Literacy
O/p
From A
C
Programming
I/p to
B
OUTPUT
Students
with
Programming
Skills
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IPO Model
INPUT
PROCESS
OUTPUT
FEEDBACK
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Information System in Organization
Environment
Customers
Suppliers
ORGANIZATION
INFORMATION SYSTEM
INPUT
PROCESS
OUTPUT
FEEDBACK
Regulatory
Agencies
Stockholders
Competitors
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
For each of the following system, identify
the inputs, processes, outputs and
sub-systems.



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
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
GROUP
GROUP
GROUP
GROUP
GROUP
GROUP
GROUP
GROUP
GROUP
GROUP
I-A & I-B - DMart
II-A & II-B -Pizza Hut
III-A & III-B - TIMSR Library
IV-A & IV-B - McDonald's
V-A & V-B – HP Petrol Pump
VI-A & VI-B - Shoppers Stop
VII-A & VII-B – PVR Cinema
VIII-A & VIII-B – HDFC ATM
IX-A & IX-B – Sai Service Station
X-A & X-B – EVOKE- Annual Festival
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