Sample Questions for AWS DevOps Engineer - Professional Certification Exam - CloudThat Resources

Here are some more Sample Questions for AWS Professional Level Certification Exam for DevOps Engineer. Answers to these questions are given below with brief description. In case you require detailed answer or if you have any doubt please write it in the comments section below and I’ll try to answer it.

Which of the options below is the cost optimal and efficient solution to deploy an app with blue green deployment strategy?
1. CloudFormation template launching stacks and configuring the load balancer to route traffic to the instances launched as part of the stack and gradually stop routing requests to the older stack

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Answers:

1) c
SQS can act as a buffer between your application and database to avoid throttling errors.

2) d
Workload Management (WLM) groups in Redshift allows you to run queries in parallel by queuing them up within the group.

3) c
A TTL of 0 seconds will check for “if-modified” on the origin and will copy object to edge location only when it is changed.

4) c
ELB should be configured for multi-zone balancing. AWS Management Console helps you by doing it automatically when you add an instance under load-balancer.

5) c
You can import the public part of the key to other regions using “Import Key” button on console.

6) a
CORS configuration needs to be set to use scripts from a different domain name.

7) b
You can use CLI to white-list the entire security group instead of each IP

8) c
You’ll need to create a custom cloudwatch metric and push data to it from a script

9) a
Sticky sessions interfere with even load balancing

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Disclaimer: These questions are not part of the real examination and I have posted them to give an idea about complexity of questions that you can expect in the real exam. AWS certification exams are relatively new and the kind of questions that are asked keeps on changing. So make sure you are well prepared before you appear for it.