Exam 8: Big Data Data Warehouses and Business Intelligence Systems

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To create an OLAP report for an Access 2013 database,we can build a PivotTable in:

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Star schemas have a ________ at the center of the star.

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The term ________ refers to the capability of seeing the data in smaller and smaller units.

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Big Data is the name given to the enormous datasets generated by Web 2.0 applications.

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Business Intelligence (BI)reporting systems can do which of the following operations?

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Data warehouses use a(n):

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In the MapReduce process,the Reduce step is followed by the Map step.

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________ provides the ability to sum,count,average and perform other simple arithmetic operations on groups of data.

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Data Mining uses sophisticated statistical and mathematical techniques to perform what-if analyses,to make predictions,and to facilitate decision making.

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When distributed databases break the database into sections and store the sections on different servers,this is known as:

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What are Business Intelligence (BI)systems?

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Although Excel 2013 will create a PivotTable report using Access 2013 data,it does not have formatting tools that can be used with the report.

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When distributed databases create copies of the database on different servers,this is known as:

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Business Intelligence (BI)systems do which of the following?

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Business Intelligence (BI)systems fall into two broad categories: ________ and ________.

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The term drill down means the user wants to:

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Apache Cassandra is an example of a column family database.

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To create an OLAP report for an Access 2013 database,use the PivotTable tool in Access 2013.

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To use the Access 2013 database in an Excel 2013 PivotTable,it is generally useful to:

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When creating an OLAP report based on Access 2013 data,it is often a good idea to create a(n)________ query to organize the data needed for the OLAP report.

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