MongoDB Tutorial for Beginners (2022) - Drop a Database

The video tutorial demonstrates how to drop a database in MongoDB. It begins by explaining the concept of dropping a database, which involves deleting the database along with all its collections and documents. The tutorial then shows how to view existing databases and collections using the 'show DBS' and 'show collections' commands. It proceeds to demonstrate how to view documents within specific collections, such as 'department' and 'employee'. Finally, the tutorial provides a step-by-step guide on how to drop the 'Amit DB' database and verifies its deletion by checking the absence of collections and the database itself.

What does dropping a database in MongoDB entail?

• It deletes the database along with all collections and documents.

• It deletes the database but keeps the collections.

• It archives the database for later use.

• It renames the database.

Which command is used to display all databases in MongoDB?

• display all

• show collections

• show DBS

• list databases

How can you view all collections within a MongoDB database?

• display collections

• show collections

• list all

• use collections

Which command is used to find documents in a specific collection?

• collection.find()

• document.search()

• collection.search()

• DB.find()

What happens when you use the 'DB.dropDatabase()' command?

• The database is archived.

• The database is backed up.

• The database is renamed.

• The database and all its contents are permanently deleted.