1. Q1.

    You are developing an application that uses Lambda functions. You need to store some sensitive data that includes credentials for accessing the database tier. You are planning to store this data as environment variables within Lambda. How can you ensure this sensitive information is properly secured?   

  2. Q2.

    Health-related data in Amazon S3 needs to be frequently accessed for up to 90 days. After that time the data must be retained for compliance reasons for seven years and is rarely accessed.

    Which storage classes should be used?

  3. Q3.

    A web app allows users to upload images for viewing online. The compute layer that processes the images is behind an Auto Scaling group. The processing layer should be decoupled from the front end and the ASG needs to dynamically adjust based on the number of images being uploaded. How can this be achieved?