Prepare for the AWS Certified CloudOps Engineer Associate (SOA-C03) exam with the latest memory-based questions and verified exam dumps. This page includes real exam questions, detailed answers, and explanations to help you pass on your first attempt.
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What happens when you enable versioning on an S3 bucket?
AAll objects get deleted.
BRecords each object's history.
CIncreases storage costs.
DPrevents object retrieval.
Explanation
Versioning tracks changes to objects, while other options are either incorrect or misleading.
Q223
Which AWS service provides a messaging queue that enables decoupling of microservices?
AAmazon SQS
BAmazon SNS
CAWS Lambda
DAmazon RDS
Explanation
Amazon SQS (Simple Queue Service) allows asynchronous message queuing, whereas SNS is for notifications and Lambda is for serverless compute.
Q224
A company needs to run a web application that requires minimal downtime during maintenance. What AWS service is best suited for this requirement?
AAWS Shield
BElastic Load Balancing
CAmazon CloudFront
DAWS Config
Explanation
Elastic Load Balancing can help distribute traffic and keep the application available during maintenance, unlike the others which serve different purposes.
Q225
You are configuring an AWS Lambda function for a serverless application. What happens when the function exceeds its timeout setting?
AFunction continues to run
BFunction is immediately terminated
CFunction retries automatically
DLogs are saved before termination
Explanation
When a Lambda function exceeds its timeout, it is terminated immediately, while the others suggest incorrect behavior.
Q226
Which service provides auto-scaling of EC2 instances based on demand?
AAWS Autoscaling
BAWS CloudFormation
CAWS Lambda
DAWS S3
Explanation
AWS Autoscaling dynamically adjusts EC2 capacity; others do not serve this purpose.
Q227
A company needs to ensure that data stored in S3 complies with regulations. What feature should they enable?
AS3 Transfer Acceleration
BS3 Object Locking
CS3 Versioning
DS3 Replication
Explanation
S3 Object Locking prevents object deletion or alteration; the others do not provide compliance.
Q228
What happens when an EC2 instance runs out of available EBS volumes?
AInstance stops functioning
BInstance scales automatically
CInstance continues without issues
DInstance switches to S3
Explanation
An EC2 instance will be unable to perform I/O if it runs out of available EBS volumes, impairing its functioning; the others do not occur under this condition.
Q229
Which service enables real-time monitoring of AWS resources and applications?
AAmazon CloudWatch
BAWS Config
CAWS X-Ray
DAWS Lambda
Explanation
Amazon CloudWatch provides detailed monitoring of AWS resources and applications, while the others serve different purposes.
Q230
A company needs to create an isolated development environment. Which AWS service should they use?
AAWS Snowmobile
BAWS CloudFormation
CAmazon VPC
DAmazon S3
Explanation
Amazon VPC creates isolated networks for environments, while the others do not provide network isolation.