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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 is a software project test plan? A test plan is the master document that having all details pertaining to testing of the application. Its contents include: - Testing sc
What are the benefits of modular design? Changes made during testing and maintenance becomes manageable and they do not affect other modules.
Hello, I have an assignment and have to derive a regular expression based on a CFG provided but i dont know how. please help.
explain the effect of reverse engineering of software development #
What is Software failure? Software failure happens when the software does not do what the user wants to see.
Ask What are the key elements of Business Model? question #Minimum 100 words accepted#
What are the objectives of Analysis modelling? i. To explain what the customer requires. ii. To establish a basis for the creation of software design. iii. To devise a se
Design could mean to lots of things, but often refers to internal design or functional design. Good functional design is point to by software functionality can be traced back to cu
Introduction Energy consumer in the computer system is getting critical all around the globe now. Therefore, the ability to figure out the components that consume energy in sys
What does data modelling means? Data modelling is the first step in the analysis modelling. In data modelling the data objects are checked independently of processing. The data
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