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Q. Explain about non-functional requirement for a software ?
Ans) Nonfunctional requirements are the basic characteristics of the system which will not be expressed as functions - such as portability of the system, maintainability of the system, usability of the system, etc.
Nonfunctional requirements can include:
# performance issues,
# reliability issues,
# interface with other external systems,
# human - computer interface issues,
# security and maintainability of the system, etc.
Q. What is RE-ENGINEERING? RE-ENGINEERING :- It is re-organizing as well as modifying existing system to make them more maintainable. It involves Source code translatio
List any three characteristics of a good SRS. Ans:The SRS should be: Correct , Unambiguous, Complete 1. Correct: An SRS is correct if each requirement stated therein is on
What are the Tools of environmental model (i) Statement of purpose: It indicates basic objectives of system. (ii) Event list: It describes different events of system
what is formal technical review?
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Differentiate between failures and faults. Failure:- Failure is the departure of external results of program operation from requirements. So failure is dynamic. Failure can
What is the difference between module coupling and module collection? Cohesion is the property of a one module and can be defined as glue that keeps the data elements within a
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What are the three activities of risk assessment? The three activities are identifying, examining and giving priorities . Risks can be identified by a check list or looking at
Discuss in detail about Structural Modeling. Structural model includes a detail refinement of ERD, data flow model and control flow model. Creating an ERD. For example
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