a2zinterviews

41.	What is the function of the user model?
	The user model establishes the profile of end users of the system.

42.	What is system image?
	The system image combines the outward manifestation of the computer based system, coupled with all supporting information that describes system syntax and semantics.

43.	what is transform mapping?
	Transform mapping is a set of design steps that allows a DFD with transform flow charactersistics to be mapped into a specific architectural style.

44.	What is tracebility matrix?
	Traceability matrix is a document in which we map the test cases with the requirements. In general we check whether the application works as per requirements or whether we had covered all the required functionality through test cases.

45.	List the metrics for specifying non functional requirements?
	The possible metrics that specify the non-functional requirements are : Speed Size Easy of use Reliability