Exam 14: Big Data and Nosql

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

​​Relational databases rely on unstructured data.

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

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

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

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

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

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

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

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

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

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

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

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.