a) unstructured b) structured c) semi-structured d) all of the mentioned Answer: a Explanation: MongoDB is an a typical choice ...
View Question_______ stores are used to store information about networks, such as social connections.
a) Key-value b) Wide-column c) Document d) Graph Answer: d Explanation: Graph stores include Neo4J and HyperGraphDB.
View QuestionWhich of the following are the simplest NoSQL databases?
a) Key-value b) Wide-column c) Document d) all of the mentioned Answer: a Explanation: Every single item in the ...
View QuestionMost NoSQL databases support automatic __________ meaning that you get high availability and disaster recovery.
a) processing b) scalability c) replication d) all of the mentioned Answer: c Explanation: The storage environment ...
View Question“Sharding” a database across many server instances can be achieved with _______________
a) LAN b) SAN c) MAN d) All of the mentioned Answer: b Explanation: “Sharding” a ...
View QuestionPoint out the wrong statement.
a) Non Relational databases require that schemas be defined before you can add data b) NoSQL databases are ...
View QuestionWhich of the following is a wide-column store?
a) Cassandra b) Riak c) MongoDB d) Redis Answer: a Explanation: Wide-column stores such as Cassandra and HBase are ...
View QuestionWhich of the following is a NoSQL Database Type?
a) SQL b) Document databases c) JSON d) All of the mentioned Answer: b Explanation: Document databases pair each key with a complex data structure ...
View QuestionPoint out the correct statement.
a) Documents can contain many different key-value pairs, or key-array pairs, or even nested documents b) MongoDB has ...
View QuestionWhich of the following is not a NoSQL database?
a) SQL Server b) MongoDB c) Cassandra d) None of the mentioned Answer: a Explanation: Microsoft SQL Server is a relational ...
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