Answered: Describe the structured analysis…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Describe the structured analysis approach and object-oriented approach

Mention at least one example of a model that supports each approach.

Note: please no copyrights.

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Step 1

Structured Analysis : -

The main focus is on process and procedures of system.
It uses System Development Life Cycle methodology for different purposes like planning, analyzing, designing, implementing, and supporting an information system.
It is suitable for well-defined projects with stable user requirements.
Risk while using this analysis technique is high and reusability is also low.
Structuring requirements include Data Flow Diagram, Structured English, Entity Relationship diagram, Control Flow Diagram, Data Dictionary, Decision table/tree, State Transition Diagram.
This technique is old and is not preferred usually.

Types of Structured Analysis Approach includes : -

Data Flow Diagrams
Data Dictionary
Decision Trees
Decision Tables
Structured English
Pseudocode

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