Sad ppt

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BY : MUNTAHA QADRI

Transcript of Sad ppt

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BY :MUNTAHA QADRI

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PRESENTATION ON

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Orderly grouping of interdependent components linked together according to a plan to achieve

a specific objective

Greek word ‘systema’Organized relationship among functioning units

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CHARACTERISTICS OF SYSTEM Organization

Interaction

Interdependence

Integration

Central objective

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Elements of the systemInputs & OutputsProcessor

ControlFeedback

EnvironmentBoundaries and

interface

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TYPES OF SYSTEMo Physical or abstracto Social , human

machine, machineo Natural &

Manufacturedo Permanent or

Temporaryo Adaptive & non

adaptive

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SYSTEM DEVELOPMENT LIFE CYCLE

SDLC

Conceptual model usedin Project Management thatdescribes the stages involved in an informationsystem development project

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STAGES OF SDLC

An SDLC represents a set of general categoriesthat show the major steps, over time , of aninformation systems development project

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Design

Implementation

Planning

Analysis

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PLANNING1 : Do a feasibility study & look at the Options

• Economical• Organizational &

operational• Technical

2 : Create a project plan

• A plan will keep the project on track• A plan can be used for evaluation

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ANALYSIS1 : Analysis by breaking down into parts

2: Gather requirements by talking to all stakeholders & technical providers

3 : Create a proposal to present to stakeholders

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DESIGN1 : Decide where the system will be created

2 : Identify how it will operate

3 : Reexamine the feasibility study done in the 2nd phase

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IMPLEMENTATION System is built or

purchased or tested

Training is implemented for end users

A technical support plan is put into place

Use by end users is evaluated

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THANK YOU