Explain the following terms as they relate to systems development:
i) Quality management
ii) Quality assurance
iii) Quality control
Quality management, quality assurance and quality control
Quality management is concerned with controlling activities so as to ensure that products or services are fit for their purposes and meet specifications.
Quality assurance focuses on the way a system is produced. Procedures and standards for development are of key concern.
Quality control is concerned with checking and review work done. Quality management involves:
Planning. Standards and procedures formulated;
Devising suitable instruments and techniques to monitor actual quality;
Comparison of actual and planned quality;
Control action for any variances; and
Review of plans and standards for continuous improvement.