Exam 10: Information Systems Security

A data ________ is a data collection, smaller than the data warehouse, that addresses the needs of a particular department or functional area of the business.

Explain the difference between static and dynamic reports.

The viewer of an OLAP report can change its format. Which term implies this capability?

Granularity is a term that refers to the level of detail represented by the data.

What are expert systems? What are their primary disadvantages?

Differentiate between unsupervised and supervised data mining.

Report servers are specialized Web servers.

Due to a phenomenon called the ________, the more attributes there are, the easier it is to build a model that fits the sample data but that is worthless as a predictor.

Operational data is structured for fast and reliable transaction processing.

The five basic reporting operations that produce business intelligence can all be accomplished using SQL and basic HTML or a simple report writing tool.

A common business application of decision trees is to classify loans by likelihood of default.

Which of the following terms is used as a synonym for data mining?

Cluster analysis is used to identify groups of entities that have similar characteristics.

An OLAP report has measures and dimensions. Which of the following is an example of a dimension?

________ is defined as information containing patterns, relationships, and trends of various forms of data.

________ is a term that refers to the level of detail represented by the data.

________ is the application of social media and related applications for the management and delivery of organizational knowledge resources.

In supervised data mining, a model is developed after the analysis.

Placing BI applications on operational servers can dramatically increase system performance.

Ajax Inc. is one of the customers of a well-known linen manufacturing company. Ajax has not ordered linen in some time, but when it did order in the past it ordered frequently, and its orders were of the highest monetary value. Under the given circumstances, Ajax's RFM score is most likely ________.