1.

Point out the wrong statement.(a) Non Relational databases require that schemas be defined before you can add data(b) NoSQL databases are built to allow the insertion of data without a predefined schema(c) NewSQL databases are built to allow the insertion of data without a predefined schema(d) All of the mentionedThis question was posed to me in a job interview.My enquiry is from NoSQL Databases topic in chapter MongoDB and noSQL Concepts of MongoDB

Answer»

Correct ANSWER is (a) NON Relational databases REQUIRE that schemas be defined before you can add DATA

Explanation: There’s ALSO no way, using a relational database, to effectively address data that’s completely unstructured or unknown in advance.



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