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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
Software for Searching Online Retrieval Systems : Each of the major online systems has its own software which supports its activities oil a host computer. Many of these hosts h
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Dynamic and static metrics Dynamic metrics are closely related to software quality attributes It is relatively easy to measure the response time of a system (performance
what do i do and how?
ZeroJet, a new low cost airline, wants a brand new web-based system to allow people to book seats for flights on-line. They want an automated check in system which has no staff.
Explain the waterfall model. Waterfall Model: The waterfall model is a sequential software development model, in which progress is seen as flowing steadily downwards (such a
Q. Describe the various types of restructuring techniques? Ans. Software restructuring modifies source code as well as data an effort to make it amenable to future changes
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