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Write short notes on empirical estimation models.
Estimation model for computer software uses empirically derived formulas to expect effort as a function of line of codes (LOC) and function points (FP). The values of LOC and FP estimated are plugged into estimation model. The empirical data that support most guess models are derived from a limited sample of projects. So out comes obtained from models should be used judiciously. The model must be tested and compared with actual and assumed data
Name the commonly used architectural styles. i. Data centered architecture. ii. Data flow architecture. iii. Call and return architecture.
Why Software maintenance is require Software maintenance is done due to the below factors. i) To rectify the errors which are encountered during the operation of software.
true/false small errors in syntax or spelling of a line of code will not affect the results
Explain about rapid prototyping techniques. Executable specification languages. Used to living the system specification. It is expressed in a formal, mathematical la
A computer program is "user friendly", when it is designed with simple of use, as one of the primary purposes of its design.
Q. Explain about Communicational cohesion? Communicational cohesion: The Communicational cohesion is when parts of a module are grouped for the reason that they operate on th
What are the advantages of horizontal partitioning? i. Software is must be easy to check. ii. Software is handy to maintain. iii. Create fewer side effects. iv. Softwa
Class A class is a template that states the properties of objects. Classes have an interface which having of the operation, a body which executes the operations and instance va
What is a process modelling and management tool?
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 e
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