learn-co-curriculum / dsc-2-14-12-no-sql-databases-qz

No-SQL Databases - Quiz

Introduction

This quiz is to check your understanding for some of the various databases we've discussed.

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No-SQL Databases Quiz

?: Which type of database represents data as nodes and edges?

( ) Relational Databases (X) Graph Databases ( ) Document Model Databases ( ) All of the above

?: SQL Databases are an example of which kind of database?

(X) Relational Databases ( ) Graph Databases ( ) Document Model Databases ( ) Key-Value Databases

?: What is the distinguishing characteristic of relational databases?

( ) A flexible data structure whose hierarchy can be defined by the user ( ) A table whose columns can vary row to row (X) A collection of tables linked via foreign and primary keys
( ) A dictionary like database for retrieving documents

?: Which of the following is an example of a SQL database?

( ) MySQL ( ) PostgreSQL ( ) Oracle (X) All of the above

?: True or False: SQL Databases are optimized to handle millions of rows in a single table.

(X) True ( ) False

?: True or False: SQL Databases are optimized to handle millions of columns in a single table.

( ) True (X) False

?: Which of the following is an example of a document model database?

( ) Cassandra (X) MongoDB ( ) Redis ( ) Neo4j

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