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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.
Importance of Software Engineering As the application domains of software are becoming complicated and design of big software without a systematic method is virtually impossib
Why testing is vital with respect to software?
In how many types requirements have been classified Requirements are classified in the below two types: i) Functional requirements: They define the factors such as I/O fo
Define debugging. Debugging is defined as the process of removal of defect. It occurs as a consequence of successful testing.
What are decision tables? Why do we use them? - Decision tables are specification-based techniques that are more focused on business rules or business logic. - A decision ta
true/false small errors in syntax or spelling of a line of code will not affect the results
Testing that collects timing and processing information during program implementation that might change the behavior of the software from its behavior in a actual environment. Usua
Q. Write short notes on Quick-fix Model? Quick-fix Model: This is the simplest model utilized for the maintenance of the software. In this model modification at the code level
Define cyclomatic complexity? Cyclomatic complexity defined as software metric which gives the quantitative measure of logical complexity of the program. The Cyclomatic comp
Determine the System Integration the life cycle process. It is the process of putting hardware, software and user together to prepare a system. System Installation I
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