Podcast
Questions and Answers
Which database architecture is most closely aligned with traditional, enterprise-level relational databases?
Which database architecture is most closely aligned with traditional, enterprise-level relational databases?
Which of the following is typically not a responsibility of a data analyst?
Which of the following is typically not a responsibility of a data analyst?
What type of data is NOT typically considered 'big data'?
What type of data is NOT typically considered 'big data'?
Which database is likely to be used for a web app with a significant commitment to JavaScript?
Which database is likely to be used for a web app with a significant commitment to JavaScript?
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Which of the following is typically not a primary responsibility of a data scientist?
Which of the following is typically not a primary responsibility of a data scientist?
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What type of chart is best suited for showing trends over time?
What type of chart is best suited for showing trends over time?
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Which of the following is not a currently popular database industry credential?
Which of the following is not a currently popular database industry credential?
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What is the main purpose of an OLAP cube?
What is the main purpose of an OLAP cube?
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Which of the following technical job titles typically does not report to the DBA?
Which of the following technical job titles typically does not report to the DBA?
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Which of the following would generally not be a typical responsibility of the DBA?
Which of the following would generally not be a typical responsibility of the DBA?
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What type of database is best suited for storing relationships between people?
What type of database is best suited for storing relationships between people?
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Which file extension is a type of XML file?
Which file extension is a type of XML file?
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Study Notes
Database Architectures
- Centralized client/server architecture is most closely aligned with traditional, enterprise-level relational databases.
OLAP Cube
- An OLAP cube is a read-only snapshot of data organized in levels and hierarchies of categories.
Big Data
- Big data typically does not include billing information.
Database Selection
- MongoDB would probably be considered for a web app if the company has a significant commitment to JavaScript.
Database Types
- Graph databases would most likely be used for tracking connections between people.
File Extensions
-
.xmlfile extension is associated with XML files.
Data Visualization
- Line charts are best used for showing trends over time.
Database Architectures
- Centralized client/server architecture is most closely aligned with traditional, enterprise-level relational databases.
OLAP Cube
- An OLAP cube is a read-only snapshot of data organized in levels and hierarchies of categories.
Big Data
- Big data typically does not include billing information.
Database Selection
- MongoDB would probably be considered for a web app if the company has a significant commitment to JavaScript.
Database Types
- Graph databases would most likely be used for tracking connections between people.
File Extensions
-
.xmlfile extension is associated with XML files.
Data Visualization
- Line charts are best used for showing trends over time.
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Description
This quiz assesses your knowledge of database architectures, including relational databases, data warehouses, and Big Data. It also covers concepts like OLAP cubes and data characteristics.
