The AWS Certified CloudOps Engineer – Associate (SOA-C03) exam tests your skills in operating and managing AWS environments. It is ideal for those looking to enhance their operational expertise on AWS.
What happens when you detach an EBS volume from an EC2 instance?
AData is permanently deleted
BInstance is terminated
CVolume remains in 'available' state
DVolume is reattached automatically
Explanation
The detached volume becomes available for other instances, whereas the other options indicate incorrect effects.
Q142
Which service allows you to create and manage VPC peering connections?
AAWS Transit Gateway
BAmazon VPC
CAWS Direct Connect
DAmazon Route 53
Explanation
Amazon VPC is specifically designed for VPC management including peering; the other options serve different networking functions.
Q143
A company needs to migrate its on-premises applications to AWS. What is the most suitable service for handling this task?
AAWS Lambda
BAmazon EC2
CAWS WAF
DAmazon CloudFront
Explanation
Amazon EC2 provides compute resources needed for migrating applications; other options serve different purposes.
Q144
What happens when an IAM user tries to access a resource without necessary permissions?
AAccess is granted at user’s request
BAccess is denied by default
CAccess is granted with a warning
DAccess is granted temporarily
Explanation
Access is denied by default due to the principle of least privilege; the other options violate IAM fundamental security principles.
Q145
Which service allows monitoring and observability of AWS resources?
AAWS CloudTrail
BAmazon CloudWatch
CAWS Config
DAWS X-Ray
Explanation
Amazon CloudWatch provides monitoring for AWS resources, while the others serve different purposes.
Q146
A company needs to restrict IAM user actions based on resource tags. What is the best approach?
AUse SCPs from AWS Organizations
BImplement resource-based policies
CAttach a custom IAM policy
DEnable MFA for all users
Explanation
A custom IAM policy can be written to restrict actions based on tags, while the others do not focus on tagging criteria.
Q147
What happens when an AWS Lambda function exceeds the allocated memory?
AThe function continues to run
BIt automatically scales up memory
CThe function will timeout
DIt throws an OutOfMemory error
Explanation
AWS Lambda functions will timeout if they exceed the allocated memory, the other options are inaccurate regarding Lambda behavior.
Q148
Which AWS service simplifies resource management?
AAWS CloudFormation
BAmazon RDS
CAWS Lambda
DAmazon EC2
Explanation
AWS CloudFormation simplifies resource management through templates. RDS and EC2 manage specific resources, but not in a templated manner. Lambda is for serverless computing.
Q149
A company needs to enforce multi-factor authentication (MFA) for all users. Which service should they implement?
AAWS Identity and Access Management
BAWS Lambda
CAmazon S3
DAmazon CloudFront
Explanation
AWS Identity and Access Management (IAM) supports MFA enforcement for user accounts. Lambda and CloudFront do not manage user authentication directly. S3 is object storage, not an auth service.
Q150
What happens when an EC2 instance is stopped versus terminated?
AStopped instance data is lost
BTerminated instance can be recovered
CStopped instance remains in EBS
DTerminated instance still incurs charges
Explanation
A stopped instance retains its EBS data for future use. Terminated instances lose data and can't be recovered; they're also no longer charged.