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Cardinality & Optionally
Cardinality represents the relationship between two entities. Consider one to many relationship between two entities -student andclass. Here cardinality of a relationship is the number of instances of entity student which can be associated with each instance of entity class. This is demonstrated in Figure.
Q. Explain Common coupling with example? Common coupling: General coupling is when two modules share the same global data (example a global variable). Changing of the shared
What is the use of a data flow diagram? A data flow diagram is used to represent the functional view of an application domain. It represents all the significant business proces
What is software testing The testing process focuses on the logical internals of the software, ensuring that all statements have been tested, and on the functional externals, t
What are business process engineering tools? By modelling the strategic information requirements of an organization, business process engineering tools provide a "meta-model" f
Define System Modeling? Explain the processes that serve requirements of the view under consideration. Shows the behaviour of the processes and the assumptions on which t
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
Black Box Testing :-Black Box Testing is also known as behavioural testing, focuses on the functional requirements of the software. It allows the software engineer to derive sets o
Structure chart: A structure chart is a top-down modular design tool, constructed of squares representing the dissimilar modules in the system, and lines that connect them. The l
Q. Explain about Core dumps debugging technique? Debugging is the activity of locating as well as correcting errors. Core dumps: -A printout of all registers as well as rel
Write about software change methods. The software change strategies that could be applied individually or together are: Software maintenance - The changes are made in the softw
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