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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.
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data dict
1. "Variable trace" is a (computer) record of the names and the values of variables accessed and/or changed during the implementation of a computer program. 2. "Value trace" is
data dictionary on library management system
Objectives of Data dictionaries:- 1) A standard definition of all terms in a system, that is every item of data is uniquely identified and described. 2) Easy cross-referen
Demonstrate the symbol used in data dictionary A number of the symbols used in data dictionary are as following: X= [a/b] x comprises eithe
structured analysis
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
The Clue-Less system shall be available to all users on the Internet 95% of the time between 5:00pm and midnight local time and 90% of the time between midnight and 5:00pm local ti
Q. Define the Product metrics? (i) Product metrics: Explains the characteristics of the product such as complexity, size, design features, performance, efficiency, reliability,
What are the main objectives of reverse engineering? The main objectives of the reverse Engineering process are: (i) It helps the companies to understand the difficulties
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