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1. V-MODEL
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2. • Also called Verification and Validation Model
• Testing is planned in parallel with a development
phase
• V - Model is an extension of the waterfall model and is
based on association of a testing phase for each
corresponding development stage
• V- Model find bugs as they entered into the Product
overcoming Waterfall Model drawback
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3. Requirement
Gathering
System
Requirements
Architecture
Design
Low Level Design
Acceptance Test
Execution
System Test
Execution
Integration
Testing
Unit Testing
Implementation
Use Cases Preparation
System level test cases
Integration test cases
Unit Tests
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4. •Proactive defect tracking – that is defects are found
at early stage
•Easy to manage as each phase has well defined
objectives and goals
•Follow strict process to develop a quality product.
•It constantly measures the productivity, efficiency
and quality of the software by reporting on test
case creation, coverage, test execution progress
and defects
Advantages of V Model
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5. •Software is developed during the
implementation phase, so no early prototypes of
the software are produced
•If any changes happen in midway, then the test
documents along with requirement documents
has to be updated
•It needs lot of resources and money
Dis-Advantages of V-Model
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6. THANKS
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