Maintenance

Mere som dette

Rio De Janeiro

af Brett Halperin

GP

af Michelle Josephine

การประกันคุณภาพภายในสถานศึกษา

af hathaichanok wonglert

SAP Modules Functional Modules

af Tuan Dang

Software maintenance

Types

Perfective

Adaptive

Corrective

Cost

Ageing software

Tchnical affeced cost

Development cost

Software re Engineering

Activities

Data re engineering

Approaches

Data migration

Data extention

Data clean up

Problems

Progaram modularization

Program structure improvement

Reverse engineering

Source code translation

Advantages

Reduced cost

Reduced risk

Architectural transformation

Factors

Program age & Structure

Staff Skills

Contractionul Responsibility

Team Stability

Maintenance

Configuration magt

Release

Variant

Version

Change setting