What is the definition of a data warehouse DW in simple term

What is the definition of a data warehouse (DW) in simple terms? (0.5 mark) 5)

What is the definition of a data mart? (0.5 mark)

List five types of specialized charts and graphs. (1 mark)

In your own words

Solution

Answer:

-- Data warehouse is the collection all the data in any organisation housed in a particular place which is used to guide management decisions.

-- Data mart is simply the subsut of the dataware house and is for specific business line.

-- List of specialized charts and graphs :