The AWS Certified DevOps Engineer – Professional (DOP-C02) exam validates your skills in automating the testing and deployment of AWS applications. It is ideal for those looking to advance their DevOps career.
Which service allows you to automate the deployment of applications on AWS?
AAWS CodeDeploy
BAWS Lambda
CAmazon RDS
DAmazon S3
Explanation
AWS CodeDeploy automates application deployments, while others do not primarily focus on deployment automation.
Q212
A company needs to analyze server logs for security insights. Which service should they use?
AAmazon QuickSight
BAWS CloudTrail
CAmazon Athena
DAWS Config
Explanation
Amazon Athena allows SQL querying of logs directly, whereas the others serve different functions.
Q213
You are configuring a security group for a web application. What happens when you open port 80 to 0.0.0.0/0?
AOnly internal access is allowed
BTraffic from all IPs allowed
CNo impact on traffic
DAccess is denied for VPN users
Explanation
Opening port 80 to 0.0.0.0/0 allows traffic from all IPs, while others misinterpret its effects.
Q214
Which service provides continuous delivery for microservices?
AAWS CodePipeline
BAWS Lambda
CAmazon RDS
DAmazon EC2
Explanation
AWS CodePipeline automates release process, unlike the others.
Q215
A company needs to minimize latency for their global users. What AWS solution should they implement?
AAWS CloudFront
BAmazon S3
CAmazon VPC
DAWS Direct Connect
Explanation
AWS CloudFront is a CDN that caches content globally.
Q216
What happens when you modify IAM policies but don’t apply them immediately?
AChanges apply instantly.
BPolicies are queued.
COld policies remain active.
DInfrastructure goes down.
Explanation
Active roles continue with existing policies until changed.
Q217
Which AWS service automates infrastructure provisioning using code?
AAWS CloudFormation
BAmazon EC2
CAWS IAM
DAmazon S3
Explanation
AWS CloudFormation allows infrastructure provisioning as code, enabling automation, while the other options are services for compute, identity management, and storage respectively.
Q218
A company needs to improve its CI/CD pipeline's reliability. Which AWS service should they integrate for monitoring and notifications?
AAWS CodePipeline
BAWS X-Ray
CAmazon CloudWatch
DAWS CodeDeploy
Explanation
Amazon CloudWatch provides monitoring and notification features, while the others are oriented towards deployment and traceability.
Q219
You are configuring an Auto Scaling Group. What happens if the desired capacity exceeds the maximum limit?
AAdditional instances are launched.
BAuto Scaling stops scaling up.
CIt results in an error.
DInstances will be terminated.
Explanation
Auto Scaling does not launch more instances than the specified maximum limit, ensuring resource constraints.
Q220
Which service is best for CI/CD workflows?
AAWS CodePipeline
BAmazon EC2
CAmazon RDS
DAWS IAM
Explanation
AWS CodePipeline is specifically designed for CI/CD workflows, while the other options serve different purposes.