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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.
Explain a variable? "Variables" are data items in a program whose values can change.
What is the advantage of using prototype software development model instead of waterfall model? The waterfall model: This is the classic SDLC model, with a sequential and line
Illustrate about the SOFTWARE PROCESS TECHNOLOGY Software industry considers software development like a process. According to Rumbaugh and Booch, "A process defines who is
What is Usability? Ans) "Usability" means simple of use; the simple with which a user can learn to control, prepare inputs for, and intended the outputs of a software product.
Question: (a) Briefly explain the following concepts: (i) Encapsulation and its advantages (ii) Abstract class and its use (iii) Polymorphism and its advantages (b)
QUESTION (a) Draw a use case diagram (UCD) for the given case study. For any one use case give a detail use case specification (b) Describe the different phases and workflow
Explain model-based expert systems and frame-based expert systems
Q. How Print statements used in Software testing? Print statements:-The standard print statement in the language being utilized is sprinkled throughout the program to output va
Advantages of incremental Model:- As product is to be delivered in parts, total cost of the project is dispersed. Limited number of persons can be put on to the projec
An identified set of software features to be calculated under specified conditions by comparing actual behavior with the needed behavior described in the software documentation.
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