Systems Analysis And Design 2

Systems Analysis and Design: The Big Picture Computers:Tools for an Information Age

Objectives ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Systems Analysis Design ,[object Object],[object Object],[object Object],[object Object],[object Object]

Who Participates? Project Team

Key Individuals Involved in Systems Analysis ,[object Object],[object Object],[object Object],[object Object]

Systems Analyst: A Change Agent ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

System Development Life Cycle (SDLC) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Systems Development Life Cycle ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

System Development Guidelines Use a structured approach Involve the Users Develop Standards

Ongoing Activity: Project Management ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Gantt Chart Project Plan

Ongoing Activity: Feasibility Assessment ,[object Object],[object Object],[object Object],[object Object],[object Object]

Ongoing Activity: Documentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ongoing Activity: Data & Info Gathering ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Begins in Analysis Phase, but is continually updated

Phase 1: Preliminary Investigation ,[object Object],[object Object],[object Object],[object Object]

Feasibility Study ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Defining the Problem ,[object Object],[object Object],[object Object],[object Object]

Feasibility Assessment (continued)

Phase 2: Analysis ,[object Object],[object Object],[object Object],[object Object]

Data Gathering ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Analysis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Entity-Relationship Diagrams (ERD) ,[object Object],Noun Verb

Data Flow Diagrams (DFD) ,[object Object],[object Object],Process Source Data Flow Data Store

Decision Table Decision Tree

System Requirements & recommendations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Report to Management ,[object Object],[object Object],[object Object]

Pre-Design considerations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Phase 3: Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Build or Buy? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Preliminary

Acquire Hardware/Software ,[object Object],[object Object],[object Object],[object Object],[object Object],Detail

Input Output ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Detail Requirements

Input/Output Design Mockup (User) Layout Chart (Programmer)

Files and Databases ,[object Object],[object Object],[object Object],[object Object],Detail

Database Design ,[object Object],[object Object],Detail

Program Design Data Entry Program File Hard copy Comment Flow Chart System Processing Detail

Phase 4: Development ,[object Object],[object Object],[object Object],[object Object]

Programming ,[object Object],[object Object]

Testing ,[object Object],[object Object],[object Object],[object Object],[object Object]

Phase 5: Implementation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Training ,[object Object],[object Object],[object Object],[object Object]

Equipment Conversion ,[object Object],[object Object],[object Object],[object Object]

File Conversion ,[object Object],[object Object],[object Object]

System Conversion ,[object Object],[object Object],[object Object],[object Object],[object Object]

Auditing ,[object Object],[object Object]

Evaluation ,[object Object],[object Object],[object Object]

Maintenance ,[object Object],[object Object],[object Object],[object Object]

Terms to Know: Chapter 14 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

If asked, can you… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sources ,[object Object],[object Object],[object Object]

Systems Analysis And Design 2

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Systems Analysis And Design 2