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Guide for Amazon-SOA-C02

Quiz Amazon-SOA-C02

10/145 Questions|Updated on 2022/11/04
Free Test
/ 10

Quiz

1/10
A company is running a flash sale on its website. The website is hosted on burstable performance Amazon EC2 instances in an Auto Scaling group. The Auto Scaling group is configured to launch instances when the CPU utilization is above 70%. A couple of hours into the sale, users report slow load times and error messages for refused connections. A SysOps administrator reviews Amazon CloudWatch metrics and notices that the CPU utilization is at 20% across the entire fleet of instances. The SysOps administrator must restore the website's functionality without making changes to the network infrastructure. Which solution will meet these requirements?
Select the answer
1 correct answer
A.
Activate unlimited mode for the instances in the Auto Scaling group.
B.
Implement an Amazon CloudFront distribution to offload the traffic from the Auto Scaling group.
C.
Move the website to a different AWS Region that is closer to the users.
D.
Reduce the desired size of the Auto Scaling group to artificially increase CPU average utilization.

Quiz

2/10
A company has a web application with a database tier that consists of an Amazon EC2 instance that runs MySQL. A SysOps administrator needs to minimize potential data loss and the time that is required to recover in the event of a database failure. What is the MOST operationally efficient solution that meets these requirements?
Select the answer
1 correct answer
A.
Create an Amazon CloudWatch alarm for the StatusCheckFailed_System metric to invoke an AWS Lambda function that stops and starts the EC2 instance.
B.
Create an Amazon RDS for MySQL Multi-AZ DB instance. Use a MySQL native backup that is stored in Amazon S3 to restore the data to the new database. Update the connection string in the web application.
C.
Create an Amazon RDS for MySQL Single-AZ DB instance with a read replica. Use a MySQL native backup that is stored in Amazon S3 to restore the data to the new database. Update the connection string in the web application.
D.
Use Amazon Data Lifecycle Manager (Amazon DLM) to take a snapshot of the Amazon Elastic Block Store (Amazon EBS) volume every hour. In the event of an EC2 instance failure, restore the EBS volume from a snapshot.

Quiz

3/10
A company uses an AWS CloudFormation template to provision an Amazon EC2 instance and an Amazon RDS DB instance A SysOps administrator must update the template to ensure that the DB instance is created before the EC2 instance is launched What should the SysOps administrator do to meet this requirement?
Select the answer
1 correct answer
A.
Add a wait condition to the template Update the EC2 instance user data script to send a signal after the EC2 instance is started
B.
Add the DependsOn attribute to the EC2 instance resource, and provide the logical name of the RDS resource
C.
Change the order of the resources in the template so that the RDS resource is listed before the EC2 instance resource
D.
Create multiple templates Use AWS CloudFormation StackSets to wait for one stack to complete before the second stack is created

Quiz

4/10
A company is using an Amazon DynamoDB table for dat a. A SysOps administrator must configure replication of the table to another AWS Region for disaster recovery. What should the SysOps administrator do to meet this requirement?
Select the answer
1 correct answer
A.
Enable DynamoDB Accelerator (DAX).
B.
Enable DynamoDB Streams, and add a global secondary index (GSI).
C.
Enable DynamoDB Streams, and-add a global table Region.
D.
Enable point-in-time recovery.

Quiz

5/10
A company has a VPC with public and private subnets. An Amazon EC2 based application resides in the private subnets and needs to process raw .csv files stored in an Amazon S3 bucket. A SysOps administrator has set up the correct IAM role with the required permissions for the application to access the S3 bucket, but the application is unable to communicate with the S3 bucket. Which action will solve this problem while adhering to least privilege access?
Select the answer
1 correct answer
A.
Add a bucket policy to the S3 bucket permitting access from the IAM role.
B.
Attach an S3 gateway endpoint to the VPC. Configure the route table for the private subnet.
C.
Configure the route table to allow the instances on the private subnet access through the internet gateway.
D.
Create a NAT gateway in a private subnet and configure the route table for the private subnets.

Quiz

6/10
A company uses Amazon Route 53 to manage the public DNS records for the domain example.com. The company deploys an Amazon CloudFront distribution to deliver static assets for a new corporate website. The company wants to create a subdomain that is named "static" and must route traffic for the subdomain to the CloudFront distribution. How should a SysOps administrator create a new record for the subdomain in Route 53?
Select the answer
1 correct answer
A.
Create a CNAME record. Enter static.cloudfront.net as the record name. Enter the CloudFront distribution's public IP address as the value.
B.
Create a CNAME record. Enter static.example.com as the record name. Enter the CloudFront distribution's private IP address as the value.
C.
Create an A record. Enter static.cloudfront.net as the record name. Enter the CloudFront distribution's ID as an alias target.
D.
Create an A record. Enter static.example.com as the record name. Enter the CloudFront distribution's domain name as an alias target.

Quiz

7/10
A company runs us Infrastructure on Amazon EC2 Instances that run In an Auto Scaling group. Recently, the company promoted faulty code to the entire EC2 fleet. This faulty code caused the Auto Scaling group to scale the instances before any of the application logs could be retrieved. What should a SysOps administrator do to retain the application logs after instances are terminated?
Select the answer
1 correct answer
A.
Configure an Auto Scaling lifecycle hook to create a snapshot of the ephemeral storage upon termination of the instances.
B.
Create a new Amazon Machine Image (AMI) that has the Amazon CloudWatch agent installed and configured to send logs to Amazon CloudWatch Logs. Update the launch template to use the new AMI.
C.
Create a new Amazon Machine Image (AMI) that has a custom script configured to send logs to AWS CloudTrail. Update the launch template to use the new AMI.
D.
Install the Amazon CloudWatch agent on the Amazon Machine Image (AMI) that is defined in the launch template. Configure the CloudWatch agent to back up the logs to ephemeral storage.

Quiz

8/10
A SysOps administrator needs to give users the ability to upload objects to an Amazon S3 bucket. The SysOps administrator creates a presigned URL and provides the URL to a user, but the user cannot upload an object to the S3 bucket. The presigned URL has not expired, and no bucket policy is applied to the S3 bucket. Which of the following could be the cause of this problem?
Select the answer
1 correct answer
A.
The user has not properly configured the AWS CLI with their access key and secret access key.
B.
The SysOps administrator does not have the necessary permissions to upload the object to the S3 bucket.
C.
The SysOps administrator must apply a bucket policy to the S3 bucket to allow the user to upload the object.
D.
The object already has been uploaded through the use of the presigned URL, so the presigned URL is no longer valid.

Quiz

9/10
A company has an Amazon CloudFront distribution that uses an Amazon S3 bucket as its origin. During a review of the access logs, the company determines that some requests are going directly to the S3 bucket by using the website hosting endpoint. A SysOps administrator must secure the S3 bucket to allow requests only from CloudFront. What should the SysOps administrator do to meet this requirement?
Select the answer
1 correct answer
A.
Create an origin access identity (OAI) in CloudFront. Associate the OAI with the distribution. Remove access to and from other principals in the S3 bucket policy. Update the S3 bucket policy to allow access only from the OAI.
B.
Create an origin access identity (OAI) in CloudFront. Associate the OAI with the distribution. Update the S3 bucket policy to allow access only from the OAI. Create a new origin, and specify the S3 bucket as the new origin. Update the distribution behavior to use the new origin. Remove the existing origin.
C.
Create an origin access identity (OAI) in CloudFront. Associate the OAI with the distribution. Update the S3 bucket policy to allow access only from the OAI. Disable website hosting. Create a new origin, and specify the S3 bucket as the new origin. Update the distribution behavior to use the new origin. Remove the existing origin.
D.
Update the S3 bucket policy to allow access only from the CloudFront distribution. Remove access to and from other principals in the S3 bucket policy. Disable website hosting. Create a new origin, and specify the S3 bucket as the new origin. Update the distribution behavior to use the new origin. Remove the existing origin.

Quiz

10/10
A company is using an Amazon Aurora MySQL DB cluster that has point-in-time recovery, backtracking, and automatic backup enabled. A SysOps administrator needs to be able to roll back the DB cluster to a specific recovery point within the previous 72 hours. Restores must be completed in the same production DB cluster. Which solution will meet these requirements?
Select the answer
1 correct answer
A.
Create an Aurora Replica. Promote the replica to replace the primary DB instance.
B.
Create an AWS Lambda function to restore an automatic backup to the existing DB cluster.
C.
Use backtracking to rewind the existing DB cluster to the desired recovery point.
D.
Use point-in-time recovery to restore the existing DB cluster to the desired recovery point.
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Info quiz:

  • Quiz name:Amazon-SOA-C02
  • Total number of questions:145
  • Number of questions for the test:50
  • Pass score:80%

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