a2zinterviews

36.	What is query items?
	Query items are mainly used in Reporting and for BI Authors it is the most essential object from the framework manager. These have lot of properties associated with them and are present in query subjects. Query items are similar to subsets of query subjects.
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37.	What is main difference parameters and prompt?
	Parameters are placeholders that require a value to determine what data to report on, and prompts ask the user to provide a value or values for the corresponding parameter.
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38.	What are the types of security?
	Three different types of Security : Data security :Create a security filter and apply it to a specific query subject. Object security : Secure an object directly by allowing users access to the object, denying users access to the object, or keeping it hidden for all users. Package security : Apply security to a package and identify who has access to that package.
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39.	What is catalog and types of catalogs in cognos?
	A catalog is a file containing the information (Database tables) that Impromptu users need to create reports. personal distributed shared secured
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40.	What is Cognos Impromptu?
	Cognos Impromptu is a tool for generation of business intelligence reports.
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