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What does Level0 DFD represent?
Level0 DFD is known as 'fundamental system model' or 'context model'. In the context model the entire software system is shown by a single bubble with input and output shown by incoming and outgoing arrows.
Iterative Enhancement Model Iterative Enhancement Model: This model has the similar phases as the waterfall model, but with fewer restrictions. Normally the phases happen in th
What is Requirement Traceability? Explain its importance. Requirement Traceability is mapping of needs to test cases. There are two major traceability: Forward and Backward. It
Clear box testing is the similar as white box testing. It is a testing approach that consider the application's program structure, and acquires test cases from the application's pr
What are the principles of testing Below are some of the principles of testing: i) All tests must be performed according to user requirements. ii) Planning of tests m
Define the Prototyping Model In this model, a working model of actual software is developed originally. Prototype is just like a sample software having low reliability and les
List any three characteristics of a good SRS. The SRS should be: Correct , Unambiguous, Complete 1. Correct: An SRS is correct iff every requirement stated therein is one
QUESTION (a) Explain the meaning of the three-tier architecture (b) An Internet banking system can be said to be based on a three-tier architecture. Illustrate this with a d
Explain Process? The work effort that makes a product. This contains efforts of people and equipment guided by policies, standards, and procedures.
The Application You should develop your program using incremental development. Develop your program a little bit at a time and keep testing it. Save a working version before mak
What is software metric? A Software metric is a easy quantitative measure derivable from any attribute of the software life cycle (E.g.) LOC (Line Of Code) Function poin
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