National Cheng Kung University
Reporter: 羅國益
Teacher: 朱治平
Date: 2014/12/30


Software Quality Assurance from theory to implementation by Daniel Galin – Chapter 26.

SQA = Software Quality Assurance
 Most an organization’s staff are expected to participate in
SQA activities.

SQA participants:

Full time:
• SQA unit members

Part time:
• SQA trustees
• SQA committee members
• SQA forum members
Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU
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 Introduction

SQA Unit

SQA Unit Head

SQA Sub-unit: Project Life Cycle

SQA Sub-unit: Infrastructure Operations

SQA Sub-unit: Internal Audits and Certification

SQA Sub-unit: Support

SQA Sub-unit: Standards and Procedures

SQA Sub-unit: Engineering

SQA Sub-unit: Information Systems

SQA Trustees

SQA Committees

SQA Forums
Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU
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
SQA unit structure varies by type and size of the organization.
 Proposed model for an SQA unit’s organizational structure:
(Page 556, Figure 26.1)
Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU
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
Responsible for all SQA tasks

Consist of professional managers and administrative position.

Tasks are classified into:

Planning

Management of the unit

Contacts with customers, other external bodies, and the executive in charge of software quality

SQA professional activities
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Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU


Planning:

Proposed annual activity program, budget for the unit, software quality management system…

Management of the unit:
 SQA team’s activities, SQA activity program, nomination of members, preparation of periodic reports…

Contacts with customers, external bodies, the executive:

Customer service for software quality issues, management review reports, SQA organizational issues…

SQA professional activities :

Participation in project joint committees, formal design reviews, SQA committees and forums, review of deviations from specifications.
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Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU


Project life cycle control tasks:

Managerial follow-up and approval tasks
 Follow-up of development and maintenance teams’ compliance with SQA procedures and work instructions
 Monitoring software maintenance services

Monitoring customer satisfaction

Participation tasks:

Active participation in project team SQA activities
 Contract reviews, formal design reviews, and project development and quality plans

Software testing and software acceptance tests
 Installation of new software products
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 Ensure an organization’s infrastructure components operate smoothly, namely:

Procedures and work instructions

Supporting quality devices (templates, checklists)

Staff training, instruction and certification

Preventive and corrective actions

Configuration management

Documentation control
Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU
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
Types of SQA audits:

Internal:
• Internal audits
• Audits of subcontractors and suppliers

External:
• Audits performed by certification bodies
• Audits performed by customers

See table 26.1 for more information
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
Most of the consumers are within the organization.

Such as project managers, team leaders, and SQA trustees.

They need support when implementing SQA procedures, such as:
 Preparation of project plans and project quality plans

Staffing review teams

Choice of development methodologies and tools

Choice of measures to solve identified software development risks

Use of SQA information systems
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Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU


SQA sub-unit is closely involved in choosing SQA standards and developing and maintaining the organization’s procedures.
 Prepare an annual program for development of new procedures

Development of new procedures

Follow-up of developments and changes in SQA and software engineering standards

Initiation of updates and adaptations of procedures in response to changes in professional standards
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Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU


Follow-up of professional advances

Testing/evaluating quality and productivity aspects of new development and maintenance methods

Solution of operational difficulties

Development of solutions to difficulties confronted in application of currently used software development tools and methods

Expert analysis of failures

Development of methods for measuring software quality and team productivity

Provision of technological support
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Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU


Facilitate and improve the functioning of SQA systems.

Tasks include:

Development of SQA information systems for software development and maintenance units

Development of SQA information systems facilitating the SQA unit’s processing of information delivered by software development and maintenance units.
 Updating of SQA information systems
 Development and maintenance of the organization’s SQA
Internet/intranet site
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Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU


SQA trustees are staff members who, being strongly interested in software quality, volunteer part of their time to promoting quality.

Trustees provide the internal support to implement SQA components.

Unit-related tasks:
 Support their colleagues when they encounter difficulties in implementing software quality procedures
 Help their unit manager in performing SQA tasks, …

Organization-related tasks:

Initiate changes and updates of organization-wide SQA procedures and work instructions
 Identify organization-wide SQA training needs and …, …
Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU
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
SQA committees can be either permanent or ad hoc.

Permanent committees:

Integral parts of the SQA organizational framework

Deal with software change control, corrective actions, procedures, method development tools, and quality metrics

Ad hoc committees:

Established on a short-term per-problem basis with members nominated by the executive responsible for software quality issues

Deal with specific cases of more general interest such as updates of a specific procedure and analysis and solution of a software failure
Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU
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
Informal components of the SQA organizational framework

Established by volunteers

Operate freely

Exchange of SQA experiences and ideas

Can communicate through internet, intranet, email, etc.
Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU
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Vision and Servo Control Lab.,Dept. of Electrical Engineering, NCKU
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