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Question #1 A global enterprise is building a new data analytics platform that relies on high-performance computing (HPC). The architecture must support POSIX-compliant storage with redundancy across multiple Availability Zones and concurrent access from thousands of EC2 instances. Which AWS storage service best fits these requirements? A. Amazon ElastiCacheB. Amazon Elastic File SystemC. Amazon S3D. Amazon … Read more
Question #1 A company plans to host a movie streaming app in AWS. The chief information officer (CIO) wants to ensure that the application is highly available and scalable. The application is deployed to an Auto Scaling group of EC2 instances on multiple Availability Zones (AZs). A load balancer must be configured to distribute incoming requests … Read more
Question #1 A financial services company needs a highly durable and persistent block storage solution to store real-time transaction logs. Additionally, the company wants to store daily backup data in a cost-effective object storage service and automatically move it to long-term archival storage after 30 days. Which of the following solutions best meets these requirements? … Read more
Question #1 A global logistics company operates both an on-premises data center and cloud-based workloads in AWS. The company wants to ensure that all Cloud Engineers can log in to the AWS Management Console and access AWS services using their corporate credentials from the company’s existing Active Directory. Which of the following is the best … Read more
Question #1 A global e-commerce company processes a steady workload of order reconciliation and inventory updates every night from 11 PM to 4 AM. Previously, this workload was handled in an on-premises data center, but the company has decided to migrate to AWS to optimize costs. The process requires reserved compute capacity and must run … Read more
Jake’s Security Dilemma Jake has been building AWS applications, but now he faces a new challenge: securing access to his cloud resources. His mentor, Alex, warns him, “If you don’t manage permissions correctly, you could accidentally expose sensitive data or even lose control of your AWS environment!” Jake looks at IAM (Identity and Access Management) … Read more
Jake’s Messaging System Confusion Jake is building a cloud-based application, and his system needs to send, queue, and process messages efficiently. But AWS offers multiple messaging services—SNS, SQS, EventBridge, and Kinesis—and he doesn’t know which one to use. Alex, his mentor, notices his confusion and says, “Think of these services like different ways of delivering … Read more
Jake’s Cost Optimization Dilemma Jake has been running AWS workloads for a while now, but he notices his on-demand EC2 costs are adding up. He hears about Saving Plans and Reserved Instances (RI) as ways to reduce costs, but he’s not sure which one to choose. Alex, his mentor, sees Jake struggling with cost calculations … Read more
Jake’s Storage Dilemma Jake has successfully set up his AWS networking, but now he faces a new challenge: storing data. AWS offers different storage solutions—S3, EBS, and EFS—but which one should he choose? Alex, his mentor, sees Jake’s confusion and says, “Think of storage like the different ways people store their belongings. Depending on what … Read more
Jake’s Networking Nightmare Jake, now well-versed in AWS compute services, is ready to deploy his application. But there’s a problem—he doesn’t understand how AWS networking works. What’s a VPC? Why do we need Subnets? And what on earth are Security Groups? Alex, his mentor, chuckles. “Think of AWS networking like designing a shopping mall. Each … Read more