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Importance of Software Engineering
As the application domains of software are becoming complicated and design of big software without a systematic method is virtually impossible, field of software engineering is increasingly gaining significance. It's now developing like an industry. Therefore, industry has to answer following or similar queries of clients:
1) What is the best approach to design of software?2) Why the cost of software is too high? 3) Whycan'twe find all errors? 4) Why is there always some gap between claimed performance and actual performance?
To answer all these queries, software development has adopted a systematic approach.
Software development shouldn't remain an art. Scientific basis for duration, cost, defects, risks etc. are required. For quality assurance, process qualities and product qualities should be made measurable as far as possible by developing metrics for them.
Define design process. Design process is a sequence of steps carried by which the requirements are translated into a system or software model.
Maintain you are involved in a large project concerning the development of a patient management system for a hospital. You may opt for one of two plans. The first plan is to start
Q. What is requirement elicitation methods? Subsequent to receiving the problem statement from the customer the first step is to arrange a meeting with the customer. During the
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 is bottom-up approach? System developed beginning from detailed modules. Testing begins from the detailed modules and proceeds up to the higher levels of hierarchy.
What is regression testing? Regression testing is the re-execution of some subject texts that have previously been conducted to make sure that changes have not propagated unin
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Q. How does the risk factor affect the spiral model of software development? Ans: Risk Analysis phase is the most vital part of Spiral Model. In this phase all probable (and
QUESTION - Characteristics of DSs (a) List and describe any 4 characteristics of distributed systems. (b) State the criterion for a system to be considered as not a distrib
Explain about rapid prototyping techniques. Executable specification languages. Used to living the system specification. It is expressed in a formal, mathematical la
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