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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.
A manual [formal] testing [error detection] method where the programmer reads source code, statement by statement, to a group who ask questions determined the program logic, determ
Explain Control Structure Testing Ans) Due to basis path testing alone is insufficient, other methods should be utilized. Condition testing can be utilized to design test cas
What is meant by software change? Software change is termed as the change in nature of software as the requirements of software changes.
RAD Model Rapid Application Development Model is the part of incremental model. Achieves the high speed development using component based construction. Phases
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explain the effect of reverse engineering of software development #
Static testing tools: 1. Static analysers 2. Code inspectors 3. Standard Dynamic testing tools 1. Coverage analyzers (execution verifiers) 2. Output co
I am working on DD development project and I am using 475 field communicator for testing DD. While development of DD, I tested DD with SDC 625 PC application using HART modem. I h
Discuss about Throw-away prototyping Objective: The principal aims of this model is to validate or to gain the system requirements. It is developed to minimise requi
Explain Respiratory quotient? Ans) Respiratory quotient is the ratio among the carbon-dioxide used in photosynthesis to the quantity of oxygen liberated in respiration.
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