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Some Important Steps while doing performing testing
The below objectives are to be kept in mind when performing testing:
i) It should be done with the intention of finding errors.
ii) Good test cases must be designed which have a probability of finding, as yet undiscovered error.
iii) A success test is one which uncovers yet undiscovered error(s).
Q. Use of Test file generators in software engineering? Test file generators This creates a file of information that is used as the program and does so based on comments give
Q. Compare and contrast reliability and availability? Ans. Reliability: The probability of failure-free system operation over a specified time in a given environment for a gi
Aggregation between objects Aggregation among objects shows a relationship. It is a whole/part relationship. Aggregation might be implying containment.
What is stress testing and performance testing? A stress testing executes a system in a way that demands resources in abnormal quantity, volume or frequency. Performance te
Define the factors of prime concern for system modeling Following four factors are of prime concern for system modeling: 1. System modeling is undertaken with some simplifyi
What is meant by software change? Software change is explained as the change in nature of software as the needs of software changes.
A selection method in which test data are chosen to lie along "boundaries" of the input domain [or output range] classes, data structures, procedure parameters, etc. Choices often
State about the Data Dictionary This is another tool of requirement analysis that reduces complexity of DFD. A data dictionary is a catalog of all components of a system. DFD
Q. Describe the Types of Structure Charts? Transaction structure it control module calls subordinate modules each of which handles a particular transaction Many afferent
What are the benefits of modular design? Changes made during testing and maintenance becomes manageable and they do not affect other modules.
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