Amazon SOA-C01 Question Answers

Question # 51

A SysOps Administrator is managing an application that runs on Amazon EC2 instances behind an Application Load Balancer. The instances run in an Auto Scaling group across multiple Availability Zones. The application stores data in an Amazon RDS MySQL DB instance. The Administrator must ensure that that application stays available if the database becomes unresponsive.
How can these requirements be met?

A. Create read replicas for the RDS database and use them in case of a database failure
B. Create a new RDS instance from the snapshot of the original RDS instance if a failure occurs
C. Keep a separate RDS database running and switch the endpoint in the web application if a failure occurs
D. Modify the RDS instance to be a Multi-AZ deployment

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Question # 52

An organization is running multiple applications for their customers. Each application is deployed by running a base AWS CloudFormation template that configures a new VPC. All applications are run in the same AWS account and AWS Region A sysops administrator has noticed that when trying to deploy the same AWS CloudFormation stack, it fails to deploy
What is likely to be the problem?

A. The Amazon Machine Image used is not available in that region
B. The AWS CloudFormation template needs to be updated to the latest version
C. The VPC configuration parameters have changed and must be updated in the template
D. The account has reached the default limit for VPCs allowed

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Question # 53

A SysOps Administrator is receiving alerts related to high CPU utilization of a Memcached-based Amazon ElastiCache cluster.
Which remediation steps should be taken to resolve this issue? (Select TWO.)  

A. Add a larger Amazon EBS volume to the ElastiCache cluster nodes
B. Add a load balancer to route traffic to the ElastiCache cluster
C. Add additional worker nodes to the ElastiCache cluster
D. Create an Auto Scaling group to the ElastiCache cluster
E. Vertically scale the ElastiCache cluster by changing the node type

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Question # 54

A company has a web application that is used across all company divisions. Each application request contains a header that includes the name of the division making the request. The SysOps Administrator wants to identify and count the requests from each division.
Which condition should be added to the web ACL of the AWS WAF to accomplish this?

A. Cross-site scripting
C. Geo match
C. IP match
D. String match

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Question # 55

An organization stores sensitive customer information in S3 buckets protected by bucket policies Recently, there have been reports that unauthorized entities within the company have been trying to access the data on those S3 buckets. The chief information security officer (CISO) would like to know which buckets are being targeted and determine who is responsible for trying to access that information.
Which steps should a SysOps administrator take to meet the CISO's requirement? (Select TWO.)

A. Enable Amazon S3 Analytics on all affected S3 buckets to obtain a report of which buckets are being accessed without authorization.
B. Enable Amazon S3 Server Access Logging on all affected S3 buckets and have the logs stored in a bucket dedicated for logs.
C. Use Amazon Athena to query S3 Analytics reports for HTTP 403 errors, and determine the 1AM user or role making the requests.
D. Use Amazon Athena to query the S3 Server Access Logs for HTTP 403 errors, and determine the 1AM user or role making the requests.
E. Use Amazon Athena to query the S3 Server Access Logs for HTTP 503 errors, and determine the 1AM user or role making the requests.

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Question # 56

A SysOpsAdministrator is managing a large organization with multiple accounts on the Business Support plan all linked to a single payer account. The Administrator wants to be notified automatically of AWS Personal Health Dashboard events.
In the main payer account, the Administrator configures Amazon CloudWatch Events triggered by AWS Health events triggered by AWS Health triggered by AWS Health events to issue notifications using Amazon SNS, but alerts in the linked accounts failed to trigger.
Why did the alerts fail? 

A. Amazon SNS cannot be triggered from the AWS Personal Health Dashboard
B. The AWS Personal Health Dashboard only reports events from one account, not linked accounts
C. The AWS Personal Health Dashboard must be configured from the payer account only; all events will then roll up into the payer account.
D. AWS Organizations must be used to monitor linked accounts.

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Question # 57

A company's finance department wants to receive a monthly report showing AWS resource usage by department. Which solution should be used to meet the requirements? 

A. Configure AWS Cost and Usage reports for each department Run the reports monthly.
B. Schedule a monthly report for each department using AWS Budgets
C. Run a monthly AWS CloudTrail report of resource usage by tag using department codes
D. Tag all resources with department codes Generate a monthly cost allocation report

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Question # 58

A medical imaging company needs lo process large amounts of imaging data in real time using a specific instance type. The company wants to guarantee sufficient resource capacity for 1 year
Which action will meet these requirements in the MOST cost-effective manner?

A. Create 1-year On-Demand Capacity Reservations in the specific Availability Zones
B. Launch Amazon EC2 instances with termination protection enabled
C. Purchase 1 -year Reserved Instances in the specific Availability Zones
D. Use a Spot Fleet across multiple Availability Zones

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Question # 59

A company has a business application hosted on Amazon EC2 instances behind an Application Load Balancer. Amazon CloudWatch metrics show that the CPU utilization on the EC2 instances is very high. There are also reports from users that receive HTTP 503 and 504 errors when they try to connect to the application.
Which action will resolve these issues?

A. Place the EC2 instances into an AWS Auto Scaling group.
B. Configure the ALB's Target Group to use more frequent health checks.
C. Enable sticky sessions on the Application Load Balancer.
D. Increase the idle timeout setting of the Application Load Balancer.

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Question # 60

The Security team at AnyCompany discovers that some employees have been using individual AWS accounts that are not under the control of AnyCompany. The team has requested that those individual accounts be linked to the central organization using AWS Organizations.
Which action should a SysOps Administrator take to accomplish this? 

A. Add each existing account to the central organization using AWS IAM.
B. Create a new organization in each account and join them to the central organization.
C. Log in to each existing account an add them to the central organization.
D. Send each existing account an invitation from the central organizationD18912E1457D5D1DDCBD40AB3BF70D5D

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