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Iterative waterfall model
The iterative waterfall model is as shown in the following figure.
Requirements
Implementation
Testing
Design
Maintenance
Justify the term "Software is engineered" Software is engineered not manufactured. Although some similarities exist between software development and hardware manufacture, the t
What is Validation represent? Validation means a set of deeds that ensure that the software that has been built to satisfy the customer requirements.
Verification or validation performed which implements the system's code.
What are the Problems of Prototyping In some organisations, theprototyping isn't as successful as anticipated. A common problem with this approach is that people expect much
Write definition of DFD? Data Flow Diagram supplies the information flow and the transforms that are used on the data as it moves from input to output.
What is software selection?
EXPLAIN COMPONENTS OF DATABASE MANAGEMENT
What are the various types of system testing? 1. Recovery testing - is planned to check the system's ability to recover from failures. 2. Security testing - determines t
What are the assumptions of the execution-time component model? The execution-time component is based on the several assumptions: (1) Tests show the environment in which the
Write short notes on estimation models. Empirical estimation models can be used to complement decomposition methods and propose a potentially valuable approach in their own rig
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