Which of the following can be a definition of Data Warehouse? A. A huge Database of On-Line Transactions B. A read only database of recent transactions C. A huge database of consolidated information (with historic data) that is stored separately from the Database that stores the companys business transaction. It is used for analysis (OLAP, Data Mining, e.g.). D. A read only historic database stored together with the OLTP database If we Have the following Fact Table: Sales [SalesID, Date, Time, ProductID, Quantity, SaleAmount] we can do which of the following queries? A. Queries involving individual sales B. Queries involving total daily sales per product C. Queries involving monthly sales per product D. All the queries above With the following fact table, which of the queries can be done ? Sales [Date, pid, WeeklySalesAmount,did] A. Tracking individual sales B. Tracking Weekly Sales C. Tracking Monthly Sales D. All of the above A periodic fact table and there is no business transaction is called? A. Centipede Fact Table B. Outrigger Dimension C. Stateless Fact Table D. All of the Above