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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You are configuring an IAM policy. What happens if you set the Principal to a specific ARN?
APolicy is denied to all users
BPolicy applies to the specified user
CPolicy is invalid
DPolicy applies to no one
Explanation
Setting Principal limits access to the specified user; others are incorrect as they misstate how IAM policies work.
Q52
Which AWS service provides serverless compute?
AAWS Lambda
BAWS EC2
CAmazon RDS
DAWS S3
Explanation
AWS Lambda allows executing code without managing servers, while EC2, RDS, and S3 are not serverless solutions.
Q53
A company needs to encrypt data in transit across all applications. Which AWS service should they use?
AAWS Config
BAWS Shield
CAWS VPN
DAWS CloudTrail
Explanation
AWS VPN secures data in transit between networks, while the other services focus on compliance, DDoS protection, or activity logging.
Q54
What happens when an Auto Scaling group reaches its maximum size?
ANew instances are added.
BAutoscaling stops.
CInstances are terminated.
DLoad balancer fails.
Explanation
When the maximum size is reached, no new instances will be launched despite demand, ensuring controlled scaling.
Q55
Which AWS service is primarily used for orchestration of containerized applications?
AAmazon ECS
BAmazon RDS
CAmazon S3
DAWS Lambda
Explanation
Amazon ECS is designed for container orchestration; RDS manages databases, S3 stores objects, and Lambda runs serverless functions.
Q56
A company needs to ensure that its EC2 instances have restricted outbound internet access while maintaining access to S3. What should they implement?
ANAT Gateway
BPublic IP
CVPC Flow Logs
DEgress-Only Internet Gateway
Explanation
A NAT Gateway allows these instances access to S3 without exposing them to the internet, while a Public IP would include unrestricted outbound access.
Q57
What happens when you set a Security Group to deny all inbound traffic?
AInstances can still receive traffic
BNo changes made to traffic flow
CAccess to AWS Management Console fails
DAssociates deny rule to Inbound traffic
Explanation
Security Groups default to allow traffic, but denying access specifies restrictive inbound rules; other options do not accurately describe Security Group behavior.
Q58
Which AWS service is best for managing serverless applications?
AAWS Lambda
BAmazon EC2
CAWS CloudFormation
DAmazon RDS
Explanation
AWS Lambda is designed for serverless applications, while the others focus on traditional compute, infrastructure as code, or database services.
Q59
A company needs to migrate a large dataset to S3 without downtime. What is the most suitable option?
AUsing AWS DataSync
BUploading directly to S3 via console
CUsing AWS Transfer for SFTP
DWriting a custom script
Explanation
AWS DataSync is specifically designed for large-scale data migrations efficiently and without downtime.
Q60
You are configuring an IAM role policy for an EC2 instance. What happens when you add 's3:ListBucket' permission but omit 's3:GetObject'?
ACan list objects but not download
BCan download all objects
CNo permissions granted
DCan only upload objects
Explanation
Having 's3:ListBucket' allows you to view objects, but 's3:GetObject' is needed to download them.