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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.
Why testing is vital with respect to software?
Define Behavioral Modelling The state transition diagram represents the behavior of a system by depicting its states and the events that cause the system to change state.
Question: (a) (i) Using examples from the case study or otherwise, explain the following concepts: • Encapsulation • Specialization • Polymorphism (ii) Discuss the a
how was transform mapping like?
I want class diagram for real estate property portal
Explain the Instruction pipelines Instruction pipelines: - An instructin pipeline reads consecutive instructions from memory whereas previous instructions are being implemented
Big-Bang Testing : In this all the modules after unit testing are joint and tested in one go. The problem with this type of testing is debugging of errors.
Q. Illustrate the relationship between Time and cost? In software projects, time cannot be freely exchanged against cost. Such a trade off is limited by the nature of the softw
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,
How can recovery scenario manager be used to handle exceptions in QTP? QTP provides a wizard through Recovery Scenario Manger which can recover unexpected errors and events wh
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