Chapter 1: Introduction to Cloud Computing and AWS

• 1. B. Elastic Beanstalk takes care of the ongoing underlying deployment details for you, allowing you to focus exclusively on your code. Lambda will respond to trigger events by running code a single time, Auto Scaling will ramp up existing infrastructure in response to demand, and Route 53 manages DNS and network routing.
• 2. A. CloudFront maintains a network of endpoints where cached versions of your application data are stored to provide quicker responses to user requests. Route 53 manages DNS and network routing, Elastic Load Balancing routes incoming user requests among a cluster of available servers, and Glacier provides high-latency, low-cost file storage.
• 3. D. Elastic Block Store provides virtual block devices (think: storage drives) on which you can install and run filesystems and data operations. It is not normally a cost-effective option for long-term data storage.
• 4. A. AWS IAM lets you create user accounts, groups, and roles...