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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 Software maintenance is require Software maintenance is done due to the below factors. i) To rectify the errors which are encountered during the operation of software.
What is a cohesive module? A cohesive module performs only "one task" in software process with little interaction with other modules. In other words cohesive module performs on
hello there!! I have above subject that I have final project and also I required with program
Aim to follow the weekly schedule - some time in each tutorial class will be devoted to working in your teams of two under the guidance of your tutor on this project. However, te
structured analysis
Write definition of DFD? Data Flow Diagram supplies the information flow and the transforms that are used on the data as it moves from input to output.
Q. Explain diffrent types of system testing? System testing System tests are designed to validate a fully developed system to assure that it meets its requirements. There are f
How can we know about to divide numbers from total error from which half passed through error and half passed to amplified and how to generate defect efficiency?
Software Engineering A high technology system encompasses a number of elements like people, hardware, software, database, documentation, and process. System engineering
Q. Show the Importance of function point? Importance of function point: - This is self-determining of the languages tools or methodology used for implementation. - They
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