Quiz 8 - ISYS 464
________ is arguably the most common concern by individuals regarding big data analytics.
Personal privacy
The 'schema on read' approach often incorporates JSON or XML.
True
At a basic level, analytics refers to:
analysis and interpretation of data.
When a data repository (including internal and external data) does NOT follow a predefined schema, this is called a:
data lake.
When online analytical processing (OLAP) studies last year's sales, this represents:
descriptive analytics
In an HDFS the NameNode is essential because:
it contains the location of each block of each file.
Big data requires effectively processing:
many data types.
NoSQL includes data storage and retrieval:
not based on the relational model.
Descriptive, predictive, and ________ are the three main types of analytics.
prescriptive
The three 'v's commonly associated with big data include:
volume, variety, and velocity.