Amazon SOA-C02 Quiz 5 Topic 11 Questions 21-25

Question: 1

A company has an Auto Scaling group of Amazon EC2 instances that scale based on average CPU utilization. The Auto Scaling group events log indicates an InsufficientlnstanceCapacity error.

Which actions should a SysOps administrator take to remediate this issue? (Select TWO.

AChange the instance type that the company is using.

BConfigure the Auto Scaling group in different Availability Zones.

CConfigure the Auto Scaling group to use different Amazon Elastic Block Store (Amazon EBS) volume sizes.

DIncrease the maximum size of the Auto Scaling group.

ERequest an increase in the instance service quota.

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Question: 2

A company is running a serverless application on AWS Lambd

a. The application stores data in an Amazon

RDS for MySQL DB instance. Usage has steadily increased, and recently there have been numerous "too many connections" errors when the Lambda function attempts to connect to the database. The company already has configured the database to use the maximum max_connections value that is possible.

What should a SysOps administrator do to resolve these errors?

ACreate a read replica of the database. Use Amazon Route 53 to create a weighted DNS record that
contains both databases.

BUse Amazon RDS Proxy to create a proxy. Update the connection string in the Lambda function.

CIncrease the value in the max_connect_errors parameter in the parameter group that the database uses.

DUpdate the Lambda function's reserved concurrency to a higher value.

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Question: 3

A company is running a website on Amazon EC2 instances that are in an Auto Scaling group. When the website traffic increases, additional instances take several minutes to become available because of a longrunning user data script that installs software. A SysOps administrator must decrease the time that is required for new instances to become available.

Which action should the SysOps administrator take to meet this requirement?

AReduce the scaling thresholds so that instances are added before traffic increases.

BPurchase Reserved Instances to cover 100% of the maximum capacity of the Auto Scaling group.

CUpdate the Auto Scaling group to launch instances that have a storage optimized instance type.

DUse EC2 Image Builder to prepare an Amazon Machine Image (AMI) that has pre-installed software.

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Question: 4

A company has a stateful web application that is hosted on Amazon EC2 instances in an Auto Scaling group. The instances run behind an Application Load Balancer (ALB) that has a single target group. The ALB is configured as the origin in an Amazon CloudFront distribution. Users are reporting random logouts from the web application.

Which combination of actions should a SysOps administrator take to resolve this problem? (Choose two.)

AChange to the least outstanding requests algorithm on the ALB target group.

BConfigure cookie forwarding in the CloudFront distribution cache behavior.

CConfigure header forwarding in the CloudFront distribution cache behavior.

DEnable group-level stickiness on the ALB listener rule.

EEnable sticky sessions on the ALB target group.

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Question: 5

A SysOps administrator is notified that an Amazon EC2 instance has stopped responding. The AWS

Management Console indicates that the system checks are failing.

What should the administrator do first to resolve this issue?

AReboot the EC2 instance so it can be launched on a new host.

BStop and then start the EC2 instance so that it can be launched on a new host.

CTerminate the EC2 instance and relaunch it.

DView the AWS CloudTrail log to investigate what changed on the EC2 instance.

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Amazon SOA-C02 Quiz:5 Topic:11 Questions:21-25