Day 40: Troubleshooting Internet Accessibility for an EC2-Hosted ApplicationLab Information The Nautilus Development Team recently deployed a new web application hosted on an EC2 instance within a public VPC named xfusion-vpc. The application, running on an Nginx server, should be accessible from the internet on port 80. Des...Jan 13, 2026·2 min read·10
Day 35: Deploying and Managing Applications on AWSLab Information The Nautilus DevOps team needs a new private RDS instance for their application. They need to set up a MySQL database and ensure that their existing EC2 instance can connect to it. This will help in managing their database needs effic...Jan 7, 2026·4 min read·2
Day 34: Create a Lambda Function Using CLILab Information The Nautilus DevOps team continues to explore serverless architecture by setting up another Lambda function. This time, the task must be completed using the AWS Console to familiarize the team with the web interface. The function will...Jan 7, 2026·2 min read·22
AWS Machine Learning Engineer – Associate (MLA-C01) Exam GuideExam Overview Category: Associate Official Page: AWS Machine Learning Engineer – Associate Exam Code: MLA-C01 Exam Duration: 130 minutes Exam Format: 65 questions; multiple choice or multiple response Cost: 150 USD Testing Details Testing O...Jan 4, 2026·1 min read·8
Day 33: Create a Lambda FunctionLab Information The Nautilus DevOps team is embracing serverless architecture by integrating AWS Lambda into their operational tasks. They have decided to deploy a simple Lambda function that will return a custom greeting to demonstrate serverless ca...Jan 4, 2026·2 min read·10
Day 32: Snapshot and Restoration of an RDS InstanceLab Information The Nautilus Development Team is preparing for a major update to their database infrastructure. To ensure a smooth transition and to safeguard data, the team has requested the DevOps team to take a snapshot of the current RDS instance...Jan 4, 2026·2 min read·9
Day 31: Configuring a Private RDS Instance for Application DevelopmentLab Information The Nautilus Development Team is working on a new application feature that requires a reliable and scalable database solution. To facilitate development and testing, they need a new private RDS instance. This instance will be used to ...Jan 4, 2026·3 min read·6
