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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
Parallel/audit testing is testing where the user reconciles the output of the latest system to the output of the present system to determine the new system performs the operations
What is software testing?
A measure of the severity and probability of undesired effects. Often taken as the easy product of probability and consequence.
What are the various types of system testing? 1. Recovery testing - is planned to check the system's ability to recover from failures. 2. Security testing - determines t
Write definition of state transition diagram? State transition diagram is mainly a collection of states and events. Due to the events the system has to change its state. It als
Explain the Length of identifiers Length of identifiers :- This is a measure of the average length of separate identifiers in a program. The longer the identifiers, the more
Define software measurement. A software measurement is a method or method that applies software calculates to a class of software engineering objects to attain a predefined goa
Question: (a) Shneiderman's eight golden rules for dialogue design are (1) strive for consistency, (2) enable frequent users to use shortcuts, (3) give informative feedback,
Define Data Flow Diagram. A Data flow diagram is a graphical representation that depicts information flow & the transforms that are applied as data move from input to output.
You want to record a data driven test. How will you do that? There are 3 ways to create a data-driven test: a.) By using data from a data table b.) By using data from a f
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