Answer / Tarun Garg

The file extension for saving templates varies depending on the specific tool or software being used. For example, in Microsoft Excel, a template is saved with the '.xltx' extension.

Do you always need to copy the data before reporting on it?(Example, real-time & on-demand reporting is a requirement)?

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Explain what are the vaious etl tools in the market?

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What is a junk dimension? What is the difference between junk dimension and degenerated dimension?

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After the generation of a report to whom we have to deploy or what we do after the completion of a report?

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What is the main difference between star and snowflake star schema? Which one is better and why?

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How many ways we test the universe & Report?

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Why is chameleon method used in data warehouse?

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What are the data types present in bo? What happens if we implement view in the designer n report?

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Explain why denormalization is promoted in universe designing?

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What is is the guidelines to build universe with better performance? R performance tuning issues of universes?

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Can we take backup when the database is opened?

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How can we determine what records to extract?

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