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SOA-C01 Amazon Web Services AWS Certified SysOps Administrator - Associate Free Practice Exam Questions (2025 Updated)

Prepare effectively for your Amazon Web Services SOA-C01 AWS Certified SysOps Administrator - Associate certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Total 263 questions

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 organization.

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A sysops administrator is implementing SSL for a domain of an internet facing application running behind an Application load balancer (ALB). The administrator decides to use an SSL certificates from Amazon certificate Manager (ACM) to secure it. Upon creating a request for the ALB fully qualified domain name (FQND), it fails, and the error message “Domain not allowed” is displayed.

How can the administrator fix this issue?

A.

Contact the domain register and ask them to provide the verification required by AWS.

B.

Place a new request with the proper domain name instead of the ALB FQDN.

C.

Select the certificate request in the ACM console and resend the validation email.

D.

Contact AWS support and verify the request by answering security challenge questions.

A company's Marketing department generates gigabytes of assets each day and stores them locally. They would like to protect the files by backing them up to AWS All the assets should be stored on the cloud but the most recent assets should be available locally for tow latency access

Which AWS service meets the requirements?

A.

Amazon EBS

B.

Amazon EFS

C.

Amazon S3

D.

AWS Storage Gateway

A SysOps Administrator must set up notifications for whenever combined billing exceeds a certain threshold for all AWS accounts within a company. The Administrator has set up AWS Organizations and enabled Consolidated Billing.

Which additional steps must the Administrator perform to set up the billing alerts?

A.

In the payer account: Enable billing alerts in the Billing and Cost Management console; publish an Amazon SNS message when the billing alert triggers.

B.

In each account: Enable billing alerts in the Billing and Cost Management console; set up a billing alarm in Amazon CloudWatch; publish an SNS message when the alarm triggers.

C.

In the payer account: Enable billing alerts in the Billing and Cost Management console; set up a billing alarm in the Billing and Cost Management console to publish an SNS message when the alarm triggers.

D.

In the payer account: Enable billing alerts in the Billing and Cost Management console; set up a billing alarm in Amazon CloudWatch; publish an SNS message when the alarm triggers.

A recent AWS CloudFormation stack update has failed and returned the error update_rollback_failed. A Sysops administrator is tasked with returning the CloudFormation stack to its previous working state.

What must be done to accomplish this?

A.

Fix the error that caused the attack to fail, then select the continue update Rollback action in the console.

B.

Select the update stack action with a working template in the console.

C.

Update the password of the IAM user, then select the continue update rollback action in the console.

D.

Use the AWS CLI to manually change the stack status to update_complete, then continue updating the stack with a working template.

An application is running on multiple EC2 instances. As part of an initiative to improve overall infrastructure security, the EC2 instances were moved to a private subnet. However, since moving, the EC2 instances have not been able to automatically update, and a SysOps Administrator has not been able to SSH into them remotely.

Which two actions could the Administrator take to securely resolve these issues? (Choose two.)

A.

Set up a bastion host in a public subnet, and configure security groups and route tables accordingly.

B.

Set up a bastion host in the private subnet, and configure security groups accordingly.

C.

Configure a load balancer in a public subnet, and configure the route tables accordingly.

D.

Set up a NAT gateway in a public subnet, and change the private subnet route tables accordingly.

E.

Set up a NAT gateway in a private subnet, and ensure that the route tables are configured accordingly.

A SySOps Administrator is managing an AWS account where Developers are authorized to launch Amazon EC2 instances to test new code. To limit costs, the Administrator must ensure that the EC2 instances in the account are terminated 24 hours after launch.

How should the Administrator meet these requirements?

A.

Create an Amazon CloudWatch alarm based on the CPUUtilization metric. When the metric is 0% for 24 hours, trigger an action to terminate the EC2 instance when the alarm is triggered.

B.

Create an AWS Lambda function to check all EC2 instances and terminate instances running more than 24 hours. Trigger the function with an Amazon CloudWatch Events event every 15 minutes.

C.

Add an action to AWS Trusted Advisor to turn off EC2 instances based on the Low Utilization Amazon EC2 Instances check, terminating instances identified by Trusted Advisor as running for more than 24 hours.

D.

Install the unified Amazon CloudWatch agent on every EC2 instance. Configure the agent to terminate instances after they have been running for 24 hours.

A company stores thousands of non-critical log files in an Amazon S3 bucket A set of reporting scripts retrieve these log files daily. Which of the following storage options will be the MOST cost efficient for the company's use case?

A.

Amazon Glacier

B.

Amazon S3 Standard IA (infrequent access) storage

C.

Amazon S3 Standard Storage

D.

AWS Snowball

A popular auctioning platform requires near-real-time access to dynamic bidding information The platform must be available at all times The current Amazon RDS instance often reaches 100% CPU utilization during peak bidding sessions and can no longer be resized. To improve application performance, a SysOps Administrator is evaluating Amazon ElastiCache and has chosen Redis over Memcached

What advantages will this solution provide? (Select TWO )

A.

Data partitioning

B.

Multi-threaded processing

C.

Multi-AZ with automatic failover

D.

Multi-region with automatic failover

E.

Online resharding

A sysops administrator is reviewing AWS Trusted Advisor warnings and encounters a warning for an S3 bucket policy that has open access permissions. While discussing the issue with the bucket owner, the administrator realizes the S3 bucket is an origin for an Amazon CloudFront web distribution.

A.

Encrypt the S3 bucket content with Server-Side Encryption with Amazon S3-Managed Keys (SSE-S3).

B.

Create an origin access identity and grant it permissions to read objects in the S3 bucket.

C.

Assign an 1AM user to the CloudFront distribution and whitelist the 1AM user in the S3 bucket policy.

D.

Assign an 1AM role to the CloudFront distribution and whitelist the 1AM role in the S3 bucket policy.

A company has adopted a security policy that requires all customer data to be encrypted at rest. Currently, customer data is stored on a central Amazon EFS file system and accessed by a number of different applications from Amazon EC2 instances.

How can the SysOps Administrator ensure that all customer data stored on the EFS file system meets the new requirement?

A.

Update the EFS file system settings to enable server-side encryption using AES-256.

B.

Create a new encrypted EFS file system and copy the data from the unencrypted EFS file system to the new encrypted EFS file system.

C.

Use AWS CloudHSM to encrypt the files directly before storing them in the EFS file system.

D.

Modify the EFS file system mount options to enable Transport Layer Security (TLS) on each of the EC2 instances.

A SysOps Administrator is creating additional Amazon EC2 instances and receives an InstanceLimitExceeded error.

What is the cause of the issue and how can it be resolved?

A.

The Administrator has requested too many instances at once and must request fewer instances in batches.

B.

The concurrent running instance limit has been reached, and an EC2 limit increase request must be filed with AWS Support.

C.

AWS does not currently have enough available capacity and a different instance type must be used.

D.

The Administrator must specify the maximum number of instances to be created while provisioning EC2 instances.

A SysOps Administrator is responsible for a large fleet of EC2 instances and must know whether any

instances will be affected by upcoming hardware maintenance.

Which option would provide this information with the LEAST administrative overhead?

A.

Monitor AWS CloudTrail for StopInstances API calls related to upcoming maintenance.

B.

Review the Personal Health Dashboard for any scheduled maintenance.

C.

From the AWS Management Console, list any instances with failed system status checks.

D.

Deploy a third-party monitoring solution to provide real-time EC2 instance monitoring.

A SysOps Administrator deployed an AWS elastic Beanstalk worker node environment that reads messages from an auto-generated Amazon simple Queue service (Amazon SQS) queue and deletes them from the queue after processing. Amazon EC2 auto scaling scales in and scales out number of worker nodes based on CPU utilization. After some time, the administrator notices that the number of messages in the SQS queue are increasing significantly.

Which action will remediate the issue?

A.

change the scaling policy to scale based upon the number messages in the queue.

B.

decouple the queue from the elastic Beanstalk worker and create it as a separate resource.

C.

increase the number of messages in the queue.

D.

Increase the retention period of the queue.

A SysOps Administrator is attempting to use AWS Systems Manager Session Manager to initiate a SSH session with an Amazon EC2 instance running on a custom Linux Amazon Machine Image (AMI) The Administrator cannot find the target instance in the Session Manager console

Which combination of actions with solve this issue? (Select TWO )

A.

Add Systems Manager permissions to the instance profile

B.

Configure the bucket used by Session Manager logs to allow write access

C.

install Systems Manager Agent on the instance

D.

Modify the instance security group to allow inbound traffic on SSH port 22

E.

Reboot the instance with a new SSH key pair named ssm-user

A SysOps Administrator is configuring AWS SSO tor the first time. The Administrator has already created a directory in the master account using AWS Directory Service and enabled full access in AWS Organizations

What should the Administrator do next to configure the service?

A.

Create IAM roles in each account to be used by AWS SSO, and associate users with these roles using AWS SSO

B.

Create IAM users in the master account and use AWS SSO to associate the users with the accounts they will access

C.

Create permission sets in AWS SSO and associate the permission sets with Directory Service users or groups

D.

Create service control policies (SCPs) in Organizations and associate the SCPs with Directory Service users or groups

An ecommerce company uses an Amazon ElastiCache for memcached cluster for in-memory caching of popular product queries on the shopping site. When viewing recent Amazon CloudWatch metrics data for the ElastiCache cluster, the sysops administrator notices a large number of evictions.

Which of the following actions will reduce these evictions? (Select Two)

A.

Add an additional node to the ElasticCache cluster.

B.

Increase the ElastiCache time to the live (TTL).

C.

Increase the individual node size inside the ElasiCache cluster.

D.

Put an Elastic load Balancer in front of the ElasticCache cluster.

E.

Use Amazon Simple Queue Service (Amazon SQS) to decouple the ElastiCache cluster.

A company wants to reduce costs across the entire company after discovering that several AWS accounts were using unauthorized services and incurring extremely high costs.

Which AWS service enables the company to reduce costs by controlling access to AWS services for all AWS accounts?

A.

AWS Cost Explorer

B.

AWS Config

C.

AWS Organizations

D.

AWS Budgets

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Total 263 questions
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