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What are the testing principles the software engineer must apply while performing the software testing?
i. All tests should be traceable according to customer requirements.
ii. Tests must be planned long before testing starts.
iii. The pareto principle may be applied to software testing-80% of all errors discover during testing will likely be traceable to 20% of all program schedules.
iv. Testing must start on "in the small" and progress toward testing "in the large".
v. Exhaustive testing is quit impossible.
vi. To be most efficient, an independent third party should conduct testing.
Define query language? A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
What is System Simulation? Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
design steps
A measure of the severity and probability of undesired effects. Often taken as the easy product of probability and consequence.
What is the benefit of modular design? Changes made during testing and maintenance becomes manageable and they do not influence other modules.
Gamma testing is testing of software that does have all the needed features, but did not go by all the in-house quality checks.
Q. Need of Output comparators? Output comparators These are used in dynamic testing-both single-module and multiple-module (system level) varieties to check that predicted an
Determine the level 0 and level 1 of DFD External entities provide input data for processing. During processing, some intermediate data is generated. After final processing, fi
What is Test Suite - It is a collection of tests that are used to validate the behavior of an application or product. - Generally a test Suite is a high level concept, grou
Question 1 What do you mean by system's state of equilibrium? Also illustrate the process of stabilising system Question 2 Explain the concept of Planning and Design in syste
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