You are deploying an application to App Engine. You want the number of instances to scale based on request rate. You need at least 3 unoccupied instances at all times. Which scaling type should you use?

Your organization is a financial company that needs to store audit log files for 3 years. Your organization has hundreds of Google Cloud projects. You need to implement a cost-effective approach for log file retention.
What should you do?

You have created a subnet named subnetace1 with 16,382 addresses using 192.168.0.0. Later you realize that you won't require too many addresses, and so you want to reduce addresses to
254. Which of the following command would you use?

You are working for a hospital that stores Its medical images in an on-premises data room. The hospital wants to use Cloud Storage for archival storage of these images. The hospital wants an automated process to upload any new medical images to Cloud Storage. You need to design and implement a solution. What should you do?

A media company asked a Solutions Architect to design a highly available storage solution to serve as a centralized document store for their Amazon EC2 instances. The storage solution needs to be POSIX- compliant, scale dynamically, and be able to serve up to 100 concurrent EC2 instances.
Which solution meets these requirements?