1. One advantage of using a star schema design for a data mart is that it makes it can tools to generatie SOL code in order to produce reports True Fale 2. In a dimensional model based on a star choma dimension table is in the center of all of the other tables, linked to each Tre False 3. When we are concerned by facilitating reporting for a specific department in organization the designed database for it is called a data wache True Fabe 4. The Datawarehouse is distinguished by four chancest time variant, integrado volatile and subject oriented Trw Fale Trw 3. An operational system is system that is used to run the business in real time and is based on current date True Fale 6.1 an ceganization has a strong business justification for a Dutrwatchowe, that by iets though to show readiness for the projet True Pube 7. Dutwachoses exist reparate from the operational som Fale The extraes transform load process is the process which populates the data wachowe Palie 9. OLTP is suitable for reporting tasks True False 10. The business meaning of a fast table row is known as a dimension D True Fale IL The business meaning of the table row is known a fer table grain True Vahe 12. A dimensional data model is optimined for maximum query performance case of use Tre Fabe 13. Aflict is a business performance measurement True Fale 14. Sur Scheme is a connection among facts and dimensions which define a business proces True Fale 15. The star schema is a relational database implementation of a dimensional model Tr Fabe