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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
What are the types of metrics? Direct metrics - It refers to right away measurable attributes. Example - Lines of code, execution speed. Indirect metrics - It refers
What is a modular system? A modular system having of well defined manageable units to well defined interfaces between them.
Write the definition of design process. Design process is a sequence of steps carried by which the requirements are transformed into a system or software model.
Q. What is the difference between module coupling and module collection? List different types of coupling and cohesion. Ans : Cohesion is the property of a single module as we
how many people work in your hotel?
How do you develop a test plan and schedule? Describe bottom-up and top-down approaches. A test plan is contract among the testers and the project team explaining the role of t
Define System Modelling? Define the processes that provide the needs of the view under consideration. Shows the behaviour of the processes and the assumptions on which t
What is software maintenance? Software maintenance is a set actions in which program are customized after it has been put into use. COCOMO model :- COnstructive COst MOd
Define process maturity. In recent years there has been a major highlighting on process maturity. The Software Engineering Institute. (SEI) has developed a widespread model p
What are the testing principles the software engineer must apply while performing the software testing? i. All tests should be traceable according to customer requirements.
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