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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.
Discuss about the Software Maintenance Maintenance in the normal sense means correcting problems caused by wear and tear though software maintenance is different. Software is
Q. What do you mean by Polymorphism? Polymorphism:- Polymorphism includes the ability to use the same message to objects of different classes and have them behave differently.
What is meant by software prototyping? Software prototyping is a process of producing a model for the software product. This is developed based on the recently known requiremen
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What are the various types of system testing? 1. Recovery testing - is intended to check the system's capability to recover from failures. 2. Security testing - verifies tha
Explain the Test Specification and Test Suite: - This is a document verifying the test approach for a software feature or combination or features and the inputs, predicted resu
What are Quality factors? For large projects with 'average' capabilities, the development process verifies product quality. For small projects, the capabilities of the deve
I want to make assignements regarding software engineering.
Configuration management (CM) covers the tools and procedure used to control, coordinate and track code, needs, documentation, problems, change requests, designs, tools, compilers,
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