- (Exam Topic 3)
Which AWS service provides a virtual desktop solution?
Correct Answer:
C
- (Exam Topic 1)
A company stores configuration files in an Amazon S3 bucket. These configuration files must be accessed by applications that are running on Amazon EC2 instances.
According to AWS security best practices, how should the company grant permissions to allow the applications to access the S3 bucket?
Correct Answer:
C
- (Exam Topic 3)
Which AWS services can a company use to achieve a loosely coupled architecture? (Select TWO.)
Correct Answer:
BE
- (Exam Topic 2)
Which design principles of the AWS WelI-Architected Framework help increase reliability? (Select TWO.)
Correct Answer:
AC
Reliability
The Reliability pillar encompasses the ability of a workload to perform its intended function correctly and consistently when it’s expected to. This includes the ability to operate and test the workload through its total lifecycle. You can find prescriptive guidance on implementation in the Reliability Pillar whitepaper.
Design Principles
There are five design principles for reliability in the cloud: 
Automatically recover from failure Test recovery procedures Scale horizontally to increase aggregate workload availability Stop guessing capacity Manage change in automation
https://aws.amazon.com/blogs/apn/the-6-pillars-of-the-aws-well-architected-framework/
- (Exam Topic 3)
Which AWS service or feature can a company use to apply security rules to a subnet for Amazon EC2 instances?
Correct Answer:
B