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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
describe the types of coupling and cohesion.?
Q. Why is SRS also known as the blackbox specification of system ? Ans: SRS document is a contract among the development team and the customer once the SRS document is approv
What is the work product of software design process and who does this? A design model that encompasses architectural, interface, component level and their representations is th
explain why older data models are being replaced by new data models.
What are the types of static testing tools? There are three kinds of static testing tools. Code based testing tools - These tools take source code as input and get test cases.
Explain about the software testing strategies. A method approach to software testing. Verification and Validation. Verification refers to the set of activities tha
Q. What is Common coupling? Common coupling: With general coupling module A and module B have shared data. Global data areas are usually found in programming languages. Formu
Write about software change methods. The software change strategies that could be applied individually or together are: Software maintenance - The changes are made in the softw
Common coupling: Common coupling is when two modules share the similar global data (e.g. a global variable). Changing the shared resource implies changing all the modules using it
What are the general activities in design process? i. System structuring - The system is separated into principle subsystems components and communications among these subsystem
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