Starschema and snowflake schema
When should a star schema be used and when a snowflake schema should be used, explain in brief?
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A star schema refers to a simplest data warehouse schema. Snowflake schema is same as that of the star schema. It generally normalizes the dimension table in order to save the data storage space. It may be used in order to represent the hierarchies of the information.
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PRINCE2 Processes:A) Directing the project: conducted by senior managers/decision makers define the need for the project and the resources to be allocated B) Q : Nymph and Imago What is meant by the What is meant by the term Nymph and Imago?
What is meant by the term Nymph and Imago?
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Work Breakdown Structure (WBS):A) Defines each and every element of the project in a hierarchical framework B) Helps with accountability: facilitates the setting (and, later, the evaluation) of
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Revenue Growth: It illustrates sales decreases or increases over time. This is used to measure how quick a business is expanding. Additionally valuable than a snapshot of revenue, revenue growth assists investors identify trends so as to gauge revenue
PMBoK Guide: A) Project Management Body of Knowledge, from the Project Management Institute (PMI) B) First established in 1987, then published as a book in 1996 – later ed
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