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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
What are the approaches of integration testing? The integration testing can be carried out using two approaches. 1. The non-incremental testing. 2. Incremental testing.
What is a document version? Ans) A document version is a first release (or complete re-release) of a document, as opposed to a revision resulting from issuing change pages to a
Explain the types of software testing. Unit testing Integration testing System testing User-acceptance testing End-to-End testing Exception testing
Q. For the structural chart given in fig.1 calculate the Information Flow index of individual modules as well as whole software. Total information flow = IF (main) + IF (A
What is continuous CMMI MODEL? This is a finer-grain model that considers individual or groups of practices and assesses their use. The maturity assessment is not a one valu
Problem 1. Explain why it is necessary to design the system architecture before the specifications are written 2. Explain why it is important to describe software designs 3.
How can a company improve quality of business information?
What is Process and product quality? The quality of a developed product is influenced by the quality of the production process. This is significant in software development
Differentiate between testing and QA. - Quality Assurance is more a preventive thing, which ensures quality in company and hence the product instead of just testing the product
Q. Explain effort adjustment factor? All of the 15 attributes receives a rating on a six-point scale that ranges from very low to extra high (in importance or value). An endeav
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