Q. What is a potential threat to the security of a Web-enabled data warehouse?

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Q. Why is plugging the security hole related to information terrorists difficult?

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Q. What is the goal of building data warehouses in terms of business intelligence?

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Q. How did early data warehouses start in terms of user groups?

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Q. What was a limitation of second-generation decision support systems running on client/server architecture?

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Q. What impact has the Web had on information delivery in Web-enabled data warehouses?

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Q. What question arises regarding OLAP systems in a Web-enabled data warehouse?

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Q. What are the three approaches to implementing OLAP in a Web-enabled data warehouse?

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Q. What is a characteristic of the approach, using browser plug-ins for OLAP implementation?

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Q. What is a disadvantage of the approach, providing pre-created HTML documents for OLAP?

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Q. What is a key advantage of the approach, implementing OLAP in the server?

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Q. What benefits does the approach, OLAP in the server, provide in a production environment?

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Q. What is a critical factor in the design of the OLAP engine for a Web-enabled data warehouse?

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Q. What does a properly designed OLAP engine produce in terms of performance as the number of concurrent users increases?

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Q. What is a potential disadvantage of an OLAP engine that depends completely on the RDBMS for multidimensional processing?

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Q. What challenges arise with an OLAP engine that relies on the RDBMS for multidimensional processing?

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Q. How does the number of concurrent users impact an OLAP system that depends on the RDBMS?

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Q. What are two problems associated with an OLAP engine that generates SQL to access summary data and performs all processing on a middle tier?

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Q. What is a potential issue with an OLAP engine that relies completely on the RDBMS for multidimensional processing?

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Q. What is an advantage of an intelligent OLAP engine in distributing joins, aggregations, and calculations?

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