A social media company uses a MongoDB Atlas cluster with multiple shards and replica sets to manage user data. They need to perform an upgrade from MongoDB version 4.2 to 4.4 with minimal disruption. During the upgrade, a primary election may occur, changing the primary node of a replica set. Which of the following actions should be excluded from their upgrade plan to ensure a smooth process?

To secure your MongoDB Atlas cluster and ensure that only specific IP addresses can connect to it, what should you configure?

A MongoDB Atlas administrator needs to create a new database user for a data analysis team working on a machine learning project. The goal is to grant the user permissions to read data from specific databases without compromising security or granting unnecessary access. Which approach should the Atlas administrator take to configure the new database user by using the Atlas UI?

As a MongoDB Associate Atlas Administrator, you are evaluating the security responsibilities for deploying a MongoDB Atlas cluster in a cloud environment. According to the cloud shared responsibility model, which of the following is the primary responsibility of the client (your organization), rather than the cloud service provider?

Your e-commerce application experiences increased traffic during holiday sales, leading to high write loads on the MongoDB Atlas cluster. Customers are reporting slow checkout times. How can you optimize the cluster to handle the increased write load effectively?