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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
A Software Requirements Specification (SRS) is a complete description of the behavior of the system to be developed. It includes a set of use cases, describing the interactions
Q. Explain Iterative Enhancement model? This model incorporates modification in the software based on the analysis of the existing system. As well the complete documentation of
pexplain Explain basic Docomo model
which are the invisible registers?
Problem 1 (i) Define the terms Language Grammar Terminal symbols Non-Terminal symbols Alphabets >>Define sub parts (ii) Identify and write what these
REVERSE ENGINEERING :- It is a process of examining software with a view to understanding its design and specification. In this, source code and portable code are the input
Why is SRS document known as black box specification of a system
what are the characteristics of artificial intelligence
State about the Data Dictionary This is another tool of requirement analysis that reduces complexity of DFD. A data dictionary is a catalog of all components of a system. DFD
What is a Real time system? Real time system is a software system in which the correct functionalities of the system are dependent upon results formed by the system and the tim
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