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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 computer program is "user friendly", when it is designed with simple of use, as one of the primary purposes of its design.
What are the Types of Requirements There are numerous categories of the requirements. On the basis of their priority, requirements are classified into below 3 types: 1.
Hardware Requirements: INMAGIC Plus software package requires the following computer configuration: i) Micro : IBM PC or compatible with a minimum 640 K RAM. ii) Ope
What is the difference between Test Plan and Master Test Plan. Master Test Plan - i.) It is mandatory in all projects. ii.) It provides strategy to be used to test the
box diagram with example
Justify the term "Software is engineered" Software is engineered not manufactured. Although some similarities exit among software development and hardware manufacture, the two
What is the diamgram .
What are the proper testing strategy It is necessary to develop a proper testing strategy to ensure all possible scenarios are covered and that all error trapping techniques ar
Test Build Managers deliver present software versions to the test environment, install the application's software and relate software patches, to both the application and the opera
Depth of conditional nesting This is a measure of the depth of nesting of if-statements in a program. Deeply nested if statements are hard to understand and are potentially er
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