Which of the following are the components of a logical data warehouse?

1. Repository Management

2. Auditing Statistics and Performance Evaluation Services

3. SLA Management

Which of the following statements are correct about data virtualization?

ln data virtualization architecture, which of the following statements is/are correct about an enterprise service bus (ESB) working at the data consumer layer?

Which of the following statements is incorrect?

decision support system (D85) and business intelligence 1. Decision support system is a computer program application that can be used to analyze business data. 2. Business intelligence (Bl) can be used to present business data, whereas decision support system (DSS) cannot be used. 3. Business intelligence is a category of applications and technologies that can be used for collecting, storing and analyzing data.

Which of the following vendors provide data virtualization software?

Which of the following are the main building blocks of a data virtualization server?

When Extract Transform Load (ETL) technology is used for transforming data, which of the following are generally used as the target data stores?

When Extract Transform Load (ETL) technology is used for transforming data, which of the following are generally used as the source data stores?

Data integration problem is caused by which of the following reasons?