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Determine the technique - Parallel
With this approach, old and new systems are run together for a time
- If new system goes down for any reason, you still have old system to fall back on so a failure wouldn't be disastrous
- It's possible to gradually train staff/time to get used to new system
- More expensive than direct since need extra staff to run both systems
- More time consuming as both systems need to be run and evaluated
RE-ENGINEERING:- It is re-organizing and changing existing system to make them more maintainable. It includes:- Source code translation. Program structure development
Structure chart: A structure chart is a top-down modular design tool, constructed of squares representing the dissimilar modules in the system, and lines that connect them. The l
what is software process model and waterfall model?
What are white-box, black-box and gray-box testing? White Box (or glass box) testing is the METHOD of giving i/p to the system and checking how the system processes i/p to prod
Give explanation about the incremental model. - Have same phases as the waterfall model. - Phases are as follows: Analysis. Code. Design. Test. Incre
State the technique Pilot used in software engineering With this approach, new system is introduced into one part of the company (for example into one warehouse of a supermark
Sir, our project is not connecting with SQL server. How to insert own created database in ASP.net
Grey box testing is a software testing method that uses a combination of black box testing and white box testing. Gray box testing is not the black box testing, because the tester
Distinguish between verification and validation. Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation re
Q. Differentiate between iterative Enhancement Model and Evolutionary Development model. Ans. Iterative Enhancement Model: This model has the similar phases as the waterfall
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