Cognos INTERVIEW QUESTION & ANSWERS
Data Warehousing
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| 6. | What are the advantages of cognos? |
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| 7. | What are packages? |
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| Packages are used for reporting. |
| Posted by Suresh Naidu. (Oct 13, 2014) | |
Package is a subset of query subject defined in a project. packages are published to report authors and query users. package is a stored in content store. |
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| Posted by Shiva. (Jun 18, 2013) | |
Package is a collection of all objects like namespaces,related query subjects with query items. Which is published to cognos connection on top of it BI Author can prepare the reports. |
| 8. | What are materialized view? |
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| A view which is physically stored in a database. Materialized views allow query performance to be enhanced by pre calculating costly operations. |
| 9. | What is schema? |
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| A schema is composed of a set of dimensions and a set of fact relationships. |
| Posted by Nagendra Reddy. (Dec 12, 2013) | |
A schema is a collection of database objects which includes tables, views, procedures, synonyms etc. |
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| Posted by Subbu. (Oct 16, 2013) | |
Schema is user’s object. It can be table, view, synonum etc., |
| 10. | What is folder? |
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| Folder contains repository objects such as sources, targets, mappings, transformation which are helps logically organize our data warehouse. |