MongoDB MongoDB Atlas and Cloud Deployment

Question 1

What is MongoDB Atlas?

Accepted Answer

MongoDB's fully managed cloud database service available on AWS, Azure, and GCP

Answer

An on-premises MongoDB deployment tool

Answer

A MongoDB backup and restore utility

Answer

An open-source MongoDB monitoring dashboard

Question 2

Which Atlas feature automatically scales cluster storage capacity as your data grows?

Accepted Answer

Auto Expand Storage

Answer

Atlas Data Lake

Answer

Atlas Search

Answer

Atlas Data Federation

Question 3

What is an Atlas cluster tier (M0, M10, M30, etc.)?

Accepted Answer

A predefined configuration defining CPU, RAM, and storage resources for the cluster

Answer

A measure of the number of replica set members

Answer

A geographic region selection for the cluster

Answer

A billing cycle option for Atlas usage

Question 4

What does Atlas Global Clusters enable?

Accepted Answer

Zone-based data distribution across geographic regions for low-latency local reads and data sovereignty compliance

Answer

Deploying a cluster on all three cloud providers simultaneously

Answer

Running queries globally across all Atlas organizations

Answer

Automating index creation globally across all collections

Question 5

What is the Atlas M0 free tier limitation regarding shared clusters?

Accepted Answer

Maximum 100 MB storage and limited connections/operations per second

Answer

Maximum 5 GB storage with no connection limits

Answer

Free tier requires a paid Atlas subscription

Answer

M0 clusters cannot use replica sets

Question 6

Which Atlas security feature restricts database access to specific IP addresses or CIDR ranges?

Accepted Answer

Network Access List (IP Whitelist)

Answer

VPC Peering

Answer

Atlas Data Encryption

Answer

LDAP Integration