NoSQL

What does NoSQL stand for?

• Not Only SQL

• Non-Sequential Query Language

• No Structured Query Language

• New SQL

Which of the following is a key difference between SQL and NoSQL databases?

• SQL databases are schema-less, NoSQL databases are schema-based

• SQL databases use tables, NoSQL databases can use document, key-value, column-family, or graph models

• SQL databases scale horizontally, NoSQL databases scale vertically

• SQL databases are designed for large-scale distributed data storage

When did the concept of NoSQL databases first emerge?

• 1980s

• 1990s

• 2000s

• 2010s

What is MongoDB?

• A relational database management system

• A document-oriented NoSQL database

• A key-value store

• A graph database

In MongoDB, a group of documents is stored in what?

• Tables

• Rows

• Collections

• Collumns

In MongoDB, a document is equivalent to what in a SQL database?

• A table

• A row

• A column

• A database

What does "Mongo" in MongoDB stand for?

• Humongous

• Monolithic

• Modern

• Modular

Which of the following companies use MongoDB?

• Facebook

• Google

• Uber

• Twitter

Which of the following is a benefit of using NoSQL databases like MongoDB?

• Strong consistency

• Easy to scale horizontally

• Fixed schema

• Complex queries with joins

What does CRUD stand for in the context of MongoDB operations?

• Create, Read, Update, Delete

• Connect, Retrieve, Update, Drop

• Compile, Run, Update, Delete

• Create, Retrieve, Use, Delete