a2zinterviews

45.	What are cardinalities?
	Cardinality expresses the minimum and maximum number of instances of an entity B that can be associated with an instance of an entity A. The minimum and the maximum number of instances can be equal to 0, 1, or N. Because a join represents a bi-directional relationship, it must always have two cardinalities. There are two main methods for detecting or editing cardinalities: The Detect Cardinalities command The Edit Join dialog box
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46.	What are the types of Filters which affects the report?
	There are two types of filter. A global filter affects the whole report. A blockspecific filter only filters data for the specified chart, table or crosstab.
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47.	What is an Application Developer or Report developer?
	Design the Reports according to the report requirement templates. Testing the each report with following types of tests Unit Testing System Testing Performance Testing User Acceptance Test (UAT)
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48.	What is OLAP interface?
	A good OLAP interface writes an efficient SQL and reads an aqua rate data from database. To design the interface and architect having good knowledge on database under standing the report requirements.
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