31-10-2012, 01:33 PM
Verification & Validation
Verification.ppt (Size: 428.5 KB / Downloads: 28)
Verification Concepts
“Verification concepts is the understanding of principles, rationale, rules, participant roles and the psychologies of various techniques used to evaluate systems during development.” 1 CBOK Domain 6
Verification Techniques
Audits
An independent assessment of a project
To verify whether or not the project is in compliance with appropriate policies, procedures, standards, contractual specifications
An audit may include operational aspects of the project
Types of Reviews
In-Process
Assess progress towards requirements
During a specific period of the development cycle – like design period
Limited to a segment of the product
Used to find defects in the work product and the work process
Catches defects early – where they are less costly to correct.
Decision-point & Phase-end
Review of products and processes near the completion of each phase of development
Decisions for proceeding with development are based on cost, schedule, risk, progress, readiness for next phase
Also referred to as Milestone Review
Contains Requirements, Critical Design, Test Readiness and Phase-end Reviews
Post Implementation Reviews
Also known as “Postmortems”
Review/evaluation of the product that includes planned vs. actual development results and compliance with requirements
Used for process improvement of software development
Can be held up to three to six months after implementation
Conducted in a formal format