Does amazon use mongodb?

1

Will there be journal replay programs in case of incomplete entries (if there is a failure in the middle of one)?

1

Why do we need mongoose?

1

Why does profiler use in mongodb?

5

How do I create a collection in mongodb? Write it's syntax

1

What is schema in mongoose?

1

Is mongodb still popular?

1

Explain what is a replica set?

1

When was mongodb founded and why it is called mongodb?

1

Is mongodb unstructured?

1

How does mongodb provide concurrency?

1

What are the key features of mongodb?

1

What is mongodb named after?

1

What is projection in mongodb?

1

How can you take database backup in mongodb?

5