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Define the method of Direct changeover
With this technique, old system is stopped and new system is used Straight away;
- This method can be disastrous if new system fails at any point
- Though, benefits are immediate and less time is wasted
- Costs are reduced (just one system in use so save on staff costs)
- Less likelihood of a malfunction as the new system would have been fully tested
Explain the prototyping approaches in software process. Two approaches i. Evolutionary prototyping - In this approach of system development, the initial prototype is prepare
State the working of spiral model In spiral model, after every phase a review is performed regarding all products developed up to that point and plans are developed for the sub
give the example of data dictionary
Incremental integration testing is permanent testing of an application as new functionality is recommended. This may need that various aspects of an application's functionality are
system architecture block diagram
How do you differentiate the roles of Quality Assurance Manager and Project Manager? Quality Assurance Manager (QA Manager) produces the process to be followed at every phase
Explain Hybrid Testing? Ans) A mixture of top-down testing combined with bottom-up testing of prioritized or available components.
Explain about rapid prototyping techniques. Executable specification languages. Used to living the system specification. It is expressed in a formal, mathematical la
Why testing is important with respect to software? A testing process focuses on logical internals of software ensuring that all statements have been tested and all are function
Q. Explain the limitations of testing? Ans: Though testing is an significant part of system development and leads to a verified, valid and efficient system it as well faces s
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