AWS-SysOps Amazon Exam Questions and Free Practice Test

Question 37

- (Topic 3)
A user is trying to create a PIOPS EBS volume with 8 GB size and 200 IOPS. Will AWS create the volume?

A. Yes, since the ratio between EBS and IOPS is less than 30

B. No, since the PIOPS and EBS size ratio is less than 30

C. No, the EBS size is less than 10 GB

D. Yes, since PIOPS is higher than 100

Correct Answer:C

A provisioned IOPS EBS volume can range in size from 10 GB to 1 TB and the user can provision up to 4000 IOPS per volume. The ratio of IOPS provisioned to the volume size requested should be a maximum of 30; for example, a volume with 3000 IOPS must be at least 100 GB.

Question 38

- (Topic 2)
A user has created an ELB with Auto Scaling. Which of the below mentioned offerings from ELB helps the user to stop sending new requests traffic from the load balancer to the EC2 instance when the instance is being deregistered while continuing in-flight requests?

A. ELB sticky session

B. ELB deregistration check

C. ELB connection draining

D. ELB auto registration Off

Correct Answer:C

The Elastic Load Balancer connection draining feature causes the load balancer to stop sending new requests to the back-end instances when the instances are deregistering or become unhealthy, while ensuring that inflight requests continue to be served.

Question 39

- (Topic 1)
Your application currently leverages AWS Auto Scaling to grow and shrink as load Increases/ decreases and has been performing well Your marketing team expects a steady ramp up in traffic to follow an upcoming campaign that will result in a 20x growth in traffic over 4 weeks Your forecast for the approximate number of Amazon EC2 instances necessary to meet the peak demand is 175.
What should you do to avoid potential service disruptions during the ramp up in traffic?

A. Ensure that you have pre-allocated 175 Elastic IP addresses so that each server will be able to obtain one as it launches

B. Check the service limits in Trusted Advisor and adjust as necessary so the forecasted count remains within limit

C. Change your Auto Scaling configuration to set a desired capacity of 175 prior to the launch of the marketing campaign

D. Pre-warm your Elastic Load Balancer to match the requests per second anticipated during peak demand prior to the marketing campaign

Correct Answer:D

Question 40

- (Topic 2)
A user wants to make so that whenever the CPU utilization of the AWS EC2 instance is above 90%, the redlight of his bedroom turns on. Which of the below mentioned AWS services is helpful for this purpose?

A. AWS CloudWatch + AWS SES

B. AWS CloudWatch + AWS SNS

C. Non

D. It is not possible to configure the light with the AWS infrastructure services

E. AWS CloudWatch and a dedicated software turning on the light

Correct Answer:B

Amazon Simple Notification Service (Amazon SNS. is a fast, flexible, and fully managed push messaging service. Amazon SNS can deliver notifications by SMS text message or email to the Amazon Simple Queue Service (SQS. queues or to any HTTP endpoint. The user can configure some sensor devices at his home which receives data on the HTTP end point (REST calls. and turn on the red light. The user can configure the CloudWatch alarm to send a notification to the AWS SNS HTTP end point (the sensor device. and it will turn the light red when there is an alarm condition.

Question 41

- (Topic 3)
A user has launched an EC2 instance from an instance store backed AMI. The infrastructure team wants to create an AMI from the running instance. Which of the below mentioned credentials is not required while creating the AMI?

A. AWS account ID

B. X.509 certificate and private key

C. AWS login ID to login to the console

D. Access key and secret access key

Correct Answer:C

When the user has launched an EC2 instance from an instance store backed AMI and the admin team wants to create an AMI from it, the user needs to setup the AWS AMI or the API tools first. Once the tool is setup the user will need the following credentials:
AWS account ID;
AWS access and secret access key;
X.509 certificate with private key.

Question 42

- (Topic 1)
You have a web application leveraging an Elastic Load Balancer (ELB) In front of the web servers deployed using an Auto Scaling Group Your database is running on Relational
Database Service (RDS) The application serves out technical articles and responses to them in general there are more views of an article than there are responses to the article. On occasion, an article on the site becomes extremely popular resulting in significant traffic Increases that causes the site to go down.
What could you do to help alleviate the pressure on the infrastructure while maintaining availability during these events?
Choose 3 answers

A. Leverage CloudFront for the delivery of the article

B. Add RDS read-replicas for the read traffic going to your relational database

C. Leverage ElastiCache for caching the most frequently used dat

D. Use SOS to queue up the requests for the technical posts and deliver them out of the queu

E. Use Route53 health checks to fail over to an S3 bucket for an error pag

Correct Answer:ACE

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