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Explain the persistent class maps to one relational table
In most of cases, persistent class maps to one relational table (keeping aside inheritance issue, for the moment). In simplest model, a class from logical model maps to a relational table either in whole or in part. Logical extension is that a single object (or instance of a class) maps to a single table row.
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data dict
Q. What is Test file generators and test harness systems? Test file generators: This creates a file of information that is utilized as the program and does so based on commen
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
Problem 1. Explain why it is necessary to design the system architecture before the specifications are written 2. Explain why it is important to describe software designs 3.
Compatibility testing is testing how well software performs in a certain operating system,hardware, software, or network environment.
Q. Compare the basic COCOMO model with the detailed COCOMO model. Ans. COCOMO contains of a hierarchy of three increasingly detailed and accurate forms. Basic COCOMO i
How many types of traceability in software engineering? i. Source traceability - These are generally the links between requirement to stakeholders who suggests these requiremen
State some guidelines for testing The below are some guidelines for testing: i) Test modules thoroughly, cover all the access paths and produce enough data to cover all the
What are Version management tools? Version and release identification Systems assign identifiers automatically when a new version is submitted to the system. St
What are the advantages and disadvantages of big-bang? Advantages: This approach is easy. Disadvantages: It is difficult to debug.It is not easy to isolate errors whereas te
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