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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
Illustrate the example of Data dictionary of payroll Data dictionary of payroll may include below fields: PAYROLL = [Payroll Details] = @ employee name + employee + id
Q. What is Data Restructuring explain? Data Restructuring : Prior to data restructuring begins a reverse engineering activity called analysis of source code must be conducted.
We discussed the importance of framing a problem in order to understand the problem better and be able to develop a solution more quickly and easily. In this homework, you are ask
Explain clearly the Agile Process Model
A storage tank has a container to keep a certain amount of fuel and it also has an indicator to inform about the level of fuel inside the container. The container cannot exceed
What are the characteristics of the software? Software is engineered, not manufactured. Software does not wear out. Most software is custom built rather than being ass
want an prestentation
State Lehman's First law A program that is used in real world environment of necessity must change or become progressively less useful in that environment.
What does Validation represent? Validation show the set of activities that make sure that the software that has been built is satisfying the customer requirements.
Regression test cases which a program has previously implemented correctly in order to detect errors spawned by changes or corrections done during software development and maintena
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