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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.
AskDiscuss possible ramifications of these opposing objectives on the project question #Minimum 100 words accepted#
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
Q. What is verification? Ans. Verification is the procedure of determining whether the output of one phase of software development conforms to that of its previous phase wh
Regression testing It is the re-execution of some subset of tests that have already been conducted to make sure the changes that have not been propagated unintended side effect
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
A group process for generating original and diverse ideas.
Product metrics: explain the characteristics of the product such as size, complexity, design features, performance, efficiency, reliability, portability, etc.
what resources are used when a thread is created ?
write note on hipocode
List the principles of a software design. i. The design process should not suffer from "tunnel vision". ii. The design should be traceable to the analysis model. iii. The
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