Functionalities of Software Quality Assurance

1. Software Quality
Assurance

2. Introduction
O Defining and monitoring the software engineering
process and methods used in delivery of products or
services
O It encompasses the entire software development life
cycle which includes process such as
 Requirements development
 Software design
 Coding
 Reviews and inspections
 Product integration
 Testing

3. Benefits of SQA
O SQA team should ensure that
 Software development and maintenance are followed
 Review, inspections and testing are conducted as
planned
 Compatibility of SQA plan and software development
plan
 Redefine the processes, if required
 Conduct internal audits

4. Who?
O Need to be familiar with software development and
engineering methodologies
O Have an understanding of ISO 9001:2008 , CMMI and other
client-specific process frameworks in addition to basic
principles of software quality
SQA Plan:
O SQA plan contains details of tasks to be performed
O IEEE Std 730-1998 is widely used.
O Purpose
O Reference Documents
O Standards, practices, conventions and metrics
O Reviews and audits
O Test
O Problem reporting and corrective action
O Records Collection, maintenance and retention

5. Process
O Set of practices performed to achieve given objective
O Inputs : information, materials, data etc.
O Output : information , data , product or service
Output
Skills
Procedure
Hardware
and
Software

6. O A process has mechanisms to control its behavior and
performance
Input Process Output Feedback
Resources

7. Process Frameworks
O The Plan-Do-Check Act(PDCA) cycle is the basic
philosophy followed in all quality standards
Plan
Do
Check
Act

8. Some process frameworks and quality standards
O ISO 9001
O SEI’s CMMI
O Six Sigma
O TMMi (Test Maturity Model Integration)