1.
ISO/IEC IEEE/EIA Software Life Cycle Processes Supporting Life Cycle Processes
IEEE Supporting Processes

2. Contents Overview of 12207 Quality Assurance Process
Verification Process
Validation Process
Joint Review Process
Audit Process
Problem Resolution Process
Source: - Ferguson, J., ‘Leveraging your CMM Efforts for IEEE/EIA 12207’, IEEE Software, Sept
- Wells, J., ‘An Introduction to IEEEEIA 12207’, US DoD, SEPO, 1999
- Gray, L., ‘Guidebook to IEEE/EIA Standard for Information Technology, Software Life Cycle Processes’, Abelia Corporation, Fairfax, Virginia, 2000.
- Singh, R., ‘An Introduction to International Standard ISOIEC Software Life Cycle Processes’, 1998.
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3. Outline of IEEE/EIA 12207.0: “Software Life Cycle Processes”
Forward
1. Scope
2. Normative references
3. Definitions
4. Application of this Standard
5. Primary processes
6. Supporting processes
7. Organizational processes
Annexes A - D
Annexes E - J
ISO/IEC 12207
total: 85 pages
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4. 12207 Life-Cycle Processes
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5. QUALITY ASSURANCE PROCESS ACTIVITIES AND TASKS
1. PROCESS IMPLEMENTATION
3. PROCESS ASSURANCE
• ESTABLISH A TAILORED QA PROCESS FOR THE PROJECT
ASSURE THAT:
• EMPLOYED PROCESSES ARE COMPLIANT & ADHERENT
• DEVELOP/DOCUMENT/ EXECUTE QA PLAN
• INTERNAL ENGINEERING PRACTICES ARE COMPLIANT
• COORDINATE WITH VERIFICATION, VALIDATION, JOINT REVIEW, AUDIT PROCESSES
• PRIME REQUIREMENTS ARE PASSED DOWN TO SUBCONTRACTORS
• OTHER PARTIES ARE PROVIDED SUPPORT
2. PRODUCT ASSURANCE
• TRAINED STAFF AND TRAINING ARE IN PLACE
ASSURE THAT:
• PLANS ARE DOCUMENTED/ COMPLIANT/EXECUTED
4. ASSURANCE OF QUALITY SYSTEM
• PRODUCTS/DOCUMENTATION ARE COMPLIANT & ADHERENT
• PRODUCTS ARE DELIVERABLE/ ACCEPTABLE TO ACQUIRER
• ADDITIONAL QUALITY MANAGEMENT PER ISO 9001
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6. QUALITY ASSURANCE PROCESS
FOR ASSURING CONFORMANCE OF PRODUCTS/SERVICES WITH REQUIREMENTS AND ADHERENCE TO PLANS • EXTERNAL, WITH ORGANIZATIONAL FREEDOM • USES THE TERM "ASSURE" INSTEAD OF "EVALUATE"
ACTIVITIES
INTERNAL USE
INVOKED PROCESS
OUTPUTS
PROCESS
QUALITY
PROBLEM RESOLUTION
V&V, JT. REVIEW, AUDIT AS TECHNIQUES
ASSURANCE
IMPLEMENTATION
PLAN
PRODUCT
PRODUCTS
INCLUDE RESULTS OF V&V, JT. REVIEW, AUDIT, AND INTERNAL EVALUATIONS
ASSURANCE
ASSURED
PROCESS
PROCESSES
ASSURANCE
ASSURED
AS SPECIFIED
ASSURANCE
OF QUALITY
ISO 9001
IN THE
SYSTEMS
CONTRACT
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7. QUALITY ASSURANCE PROCESS List of activities
This process consists of the following activities:
1) Process implementation;
2) Product assurance;
3) Process assurance;
4) Assurance of quality systems.
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8. 1. Process implementation Tasks
A quality assurance process tailored to the project shall be established.
The quality assurance process should be coordinated with the related Verification (6.4), Validation (6.5), Joint Review (6.6), and Audit (6.7) Processes.
A plan for conducting the quality assurance process activities and tasks shall be developed, documented, implemented, and maintained for the life of the contract.
Scheduled and on-going quality assurance activities and tasks shall be executed.
Records of quality assurance activities and tasks shall be made available to the acquirer as specified in the contract.
It shall be assured that persons responsible for assuring compliance with the contract requirements have the organizational freedom, resources, and authority to permit objective evaluations and to initiate, effect, resolve, and verify problem resolutions.
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9. 2. Product assurance Tasks
It shall be assured that all the plans required by the contract are documented, comply with the contract, are mutually consistent, and are being executed as required.
It shall be assured that software products and related documentation comply with the contract and adhere to the plans.
In preparation for the delivery of the software products, it shall be assured that they have fully satisfied their contractual requirements and are acceptable to the acquirer.
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10. 3. Process assurance Tasks
It shall be assured that those software life cycle processes (supply, development, operation, maintenance, and supporting processes including quality assurance) employed for the project comply with the contract and adhere to the plans.
It shall be assured that the internal software engineering practices, development environment, test environment, and libraries comply with the contract.
It shall be assured that applicable prime-contract requirements are passed down to the subcontractor, and that the subcontractor's software products satisfy prime-contract requirements.
It shall be assured that the acquirer and other parties are provided the required support and cooperation in accordance with the contract, negotiations, and plans.
It should be assured that software product and process measurements are in accordance with established standards and procedures.
It shall be assured that the staff assigned have the skill and knowledge needed to meet the requirements of the project and receive any necessary training.
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11. 4. Assurance of quality systems Task
Additional quality management activities shall be assured in accordance with the clauses of ISO 9001 as specified in the contract.
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12. PROCESS IMPLEMENTATION
VERIFICATION PROCESS
• FOR VERIFICATION OF REQUIREMENTS IN AN ACTIVITY AGAINST THOSE FROM PREVIOUS ACTIVITY • INTERNAL OR INDEPENDENT • USES THE TERM "VERIFY" INSTEAD OF "EVALUATE"
ACTIVITIES
INTERNAL USE
INVOKED PROCESS
OUTPUTS
PROCESS IMPLEMENTATION
PROBLEM
VERIFICATION
RESOLUTION
PLAN
VERIFICATION
- CONTRACT - PROCESS - REQUIREMENTS - DESIGN - CODE - INTEGRATION - DOCUMENTATION
VERIFIED
PRODUCTS
AND
SERVICES
EACH WITH OWN CRITERIA
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13. VERIFICATION PROCESS ACTIVITIES AND TASKS
1. PROCESS IMPLEMENTATION
5. DESIGN VERIFICATION
• DETERMINE IF AND HOW MUCH NEEDED - USE CRITICALITY FACTORS • DETERMINE DEGREE OF INDEPENDENCE
• CORRECT/CONSISTENT\TRACEABLE • PROPER SEQUENCE/ALLOCATION OF EVENTS, I/O, INTERFACES, LOGIC, TIMING, SIZING, RECOVERY, ... • DESIGN IMPLEMENTS CRITICALITY REQS. CORRECTLY [SHOW BY RIGOROUS METHODS]
2. CONTRACT VERIFICATION
• SUPPLIER IS CAPABLE • USER NEEDS ARE COVERED • HANDLING REQS CHANGES ADEQUATE • PARTIES' INTERFACES STIPULATED
6. CODE VERIFICATION
• CORRECT/TESTABLE\TRACEABLE • SIMILAR TO ABOVE
3. PROCESS VERIFICATION
• PLANNING ADEQUATE/TIMELY • PROCESSES ADEQUATE/IMPLEMENTED BEING EXECUTED/COMPLIANT • STANDARDS/PROCEDURES/ ENVIRONMENTS ADEQUATE • PERSONNEL STAFFED AND TRAINED
7. INTEGRATION VERIFICATION
• COMPONENTS/UNITS INTEGRATED COMPLETELY/CORRECTLY • ITEMS INTEGRATED INTO SYSTEM COMPLETELY AND CORRECTLY • PERFORMED PER PLANS
4. REQS. VERIFICATION
8. DOC. VERIFICATION
• CONSISTENT/FEASIBLE/TESTABLE • ALLOCATIONS APPROPRIATE • CRITICALITY REQS. CORRECT BY RIGOROUS METHODS
• ADEQUATE/COMPLETE/CONSISTENT • TIMELY • FOLLOWS CM
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14. VALIDATED PRODUCTS AND SERVICES
VALIDATION PROCESS
• FOR VALIDATION OF AS-BUILT PRODUCTS AGAINST SPECIFIED CRITERIA • INTERNAL OR INDEPENDENT • USES THE TERM "VALIDATE" INSTEAD OF "EVALUATE" • CONFIDENCE IN VALIDATION: THROUGH TESTING
ACTIVITIES
INTERNAL USE
INVOKED PROCESS
OUTPUTS
PROCESS
PROBLEM
VALIDATION
IMPLEMENTATION
RESOLUTION
PLAN
VALIDATION
VALIDATED PRODUCTS AND SERVICES
4/5 TASKS TESTING 1 TASK: INTENDED USE
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15. JOINT REVIEW PROCESS FOR JOINT REVIEWS BETWEEN REVIEWER AND REVIEWEE
- BOTH TECHNICAL AND MANAGEMENT
FOR JOINT REVIEWS BETWEEN REVIEWER AND REVIEWEE
- TYPICALLY BY SUPPLIER WITH ACQUIRER
REVIEW OF PROJECT STATUS, PRODUCTS AND TASKS FOR COMPLETENESS, COMPLIANCE AND ADHERENCE
ACTIVITIES
INTERNAL USE
INVOKED PROCESS
OUTPUTS
PROCESS
PROBLEM
AGENDA, SCOPE, FORUM, ETC.
IMPLEMENTATION
RESOLUTION
PROJECT
PROJECT STATUS
MANAGEMENT
RESULTS
REVIEWS
TECHNICAL
REVIEW
REVIEWS
RESULTS
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16. AUDIT PROCESS FOR AUDITS BETWEEN AUDITOR AND AUDITEE
- TYPICALLY BY ACQUIRER WITH SUPPLIER
FOR COMPLIANCE WITH REQUIREMENTS/PLANS/CONTRACT X
ACTIVITIES
INTERNAL USE
INVOKED PROCESS
OUTPUTS
PROCESS
PROBLEM
AGENDA, SCOPE, FORUM, ETC.
IMPLEMENTATION
RESOLUTION
AUDIT
AUDIT
RESULTS
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17. PROBLEM RESOLUTION PROCESS
FOR ANALYZING AND RESOLVING PROBLEMS, TAKING CORRECTIVE ACTIONS, AND DETECTING TRENDS
A CLOSED LOOP PROCESS: - PROBLEMS REPORTED/ENTERED - ACTION TAKEN - CAUSES IDENTIFIED/ELIMINATED - RESOLUTION/DISPOSITION ACHIEVED/RECORDED - TREND DETECTED
NOTE: NOT EVERY PROBLEM NEEDS A CORRECTIVE ACTION
ACTIVITIES
INTERNAL USE
INVOKED PROCESS
OUTPUTS
PROCESS
IMPLEMENTATION
PROBLEM
RESOLVED
PROBLEMS
RESOLUTION
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18. How The Life Cycle Processes Interact
MANAGEMENT
SUPPLY
OPERATION
MAINTENANCE
DEVELOPMENT
ACQUISITION
DOCUMENTATION
JOINT REVIEW
SUPPORTING PROCESSES CM QA
PROB. RES.
AUDIT
VERIFICATION
VALIDATION
contract
INFRASTRUCTURE
TRAINING
IMPROVEMENT
ORGANIZATIONAL PROCESSES
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19. Summary Overview of 12207 Quality Assurance Process
Verification Process
Validation Process
Joint Review Process
Audit Process
Problem Resolution Process
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Claude Y Laporte