What is the best practice for maintaining Windows EC2 instances and applying updates?

In addition to CloudFormation, you can use other orchestration tools to automate server formation and maintenance. Which tool is not an efficient choice for the orchestration of a large infrastructure?

What happens to a SQL Server RDS instance if the databases increase in size and go over the allocated space?

You have a fleet of IoT devices that send telemetry to a server-side application provided by your IoT vendor for decoding a proprietary messaging format. The devices are provisioned to send telemetry reports to your server via UDP on port 6339. What is the best way scale this server as more Iot devices are added to your fleet?

The outbound rules of a security group only allow traffic going to 0.0.0.0/0 on TCP Port 22 (SSH) and TCP port 3306 (MySQL). Review the inbound rules listed in the image below. What is the most important issue to fix with this security group configuration, for an Ubuntu EC2 instance acting as a web server?

An EC2 instance running a WordPress site keeps getting hacked, even though you have restored the server several times and have patched WordPress. What AWS service can help you detect and prevent further attacks?

What part of AWS handles their DNS?

What two interfaces does Amazon S3 use?

If you wanted to delete a subnet or a gateway, what would you use?

What is Amazon EMR responsible for?

What is the software prerequisites for using AWS at the command line?