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Fan in/Fan-out :-
Fan-in is a measure of the number of process or functions that call some other function or process (say X). Fan-out is the number of functions that are known by function X. A high value for fan-in means that X is tightly coupled to the rest of the design and alters to X will have extensive knock-on effects. A high value for fan-out suggests that the overall difficulty of X may be high because of the difficulty of the control logic required to coordinate the called components.
Distinguish between verification and validation. Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation re
What is regression testing? Regression testing is the re-execution of some subject texts that have previously been conducted to make sure that changes have not propagated unin
Software for Searching Online Retrieval Systems : Each of the major online systems has its own software which supports its activities oil a host computer. Many of these hosts h
Define Error seeding? Ans) The process of intentionally adding called as faults to those already in a computer program for the purpose of monitoring the rate of recognition and
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.
A dynamic analysis method which inserts assertions about the relationship among program variables into the program code. The truth of the assertions is determined as the program im
State the primary objectives of analysis Model. To explain what the customer needs To set up a basis for the creation of a software design To explain a set of requirem
Illustrate about the Behavioural model Behavioural model defines: Data of proposed system. (i) The internal functioning of proposed system, (ii) Inter-relationship
Define the method of Direct changeover With this technique, old system is stopped and new system is used Straight away; - This method can be disastrous if new system fails
Q. Explain Test harness systems and Test archiving systems? Test harness systems: This is one that is bound around the test object and that permits the easy modification a
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