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Exam 14: Big Data and Nosql

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Question 41

Multiple Choice

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In MongoDB, the______ method is used to improve the readability of retrieved documents through the use of line breaks and indention.

A) pretty()
B) clean*
C) break[]
D) filter+

E) A) and B)
F) A) and C)

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Question 42

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​Scaling out is keeping the same number of systems, but migrating each system to a larger one.

A) True
B) False

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Question 43

Multiple Choice

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In the context of Big Data, ______ relates to changes in meaning.

In agraph database, the representation of a relationship between nodes is called a(n) ______.

What is NoSQL and what are the major NoSQL approaches (categories)?

______ is a tool for converting data back and forth between a relational database and the HDFS.

A(n) ______ is a tag that is used to associate a collection of nodes as being of the same type or belonging to the same group.

Data collected or aggregated around a central topic or entity is said to be ______ aware.

The analysis of data to produce actionable results is feedback loop processing.

The interactive, declarative query language in Neo4j is called ______.

______ focuses on filtering data as it enters the system to determine which data to keep and which to discard.​

​Most NoSQL products run only in a Linux or Unix environment.

In the context of Big Data, ______ refers to the trustworthiness of a set of data.

​​Relational databases rely on unstructured data.

Hadoop is a database that has become the de facto standard for most Big Data storage and processing.