The AWS Certified Solutions Architect – Professional (SAP-C02) exam validates advanced skills in designing distributed systems on AWS. It is ideal for experienced architects looking to demonstrate their expertise.
Which service allows automatic scaling for applications based on demand?
AAWS Auto Scaling
BAWS CloudFormation
CAmazon RDS
DAWS Lambda
Explanation
AWS Auto Scaling adjusts capacity based on demand, while others do not provide this automatic feature.
Q212
A company needs to store sensitive data securely while retaining low-latency access. Which service should they choose?
AAmazon S3 Glacier
BAmazon RDS
CAmazon S3 with SSE
DAmazon EBS
Explanation
Amazon S3 with Server-Side Encryption (SSE) offers secure, low-latency access, unlike Glacier, which is for archival storage.
Q213
What happens when you configure an EC2 instance with an IAM role?
AInstance gains permissions immediately
BPermissions apply at next reboot
CIAM role is ignored
DRequires manual permission adjustments
Explanation
Attaching an IAM role grants the instance permissions immediately, while others imply delays or manual efforts which are incorrect.
Q214
Which service provides serverless compute for containers?
AAWS Fargate
BAmazon EC2
CAWS Lambda
DAmazon ECS
Explanation
AWS Fargate allows running containers without managing servers; EC2 requires server management, Lambda is for functions, ECS is a container orchestration service.
Q215
A company needs to control access to S3 buckets based on user attributes. Which service should they use?
AAWS IAM
BAmazon CloudWatch
CAWS Organizations
DAmazon Cognito
Explanation
AWS IAM allows fine-grained access control including user attributes; CloudWatch does monitoring, Organizations is for account management, Cognito is for user authentication.
Q216
What happens when a CloudFormation stack is updated with an invalid template?
AStack updates successfully
BNothing happens, no changes applied
CStack rolls back to previous state
DCloudFormation deletes the stack
Explanation
CloudFormation attempts to roll back to the last stable state upon failure; successful updates do not occur, nothing remains unchanged, and deletion does not happen unless specified.
Q217
Which service allows you to decouple application components using message queues?
AAmazon SQS
BAWS Lambda
CAmazon RDS
DAmazon CloudFront
Explanation
Amazon SQS provides reliable message queuing, decoupling components; others do not serve this purpose directly.
Q218
A company needs to manage fine-grained access controls for its S3 bucket. What should they use?
ABucket Policies
BIAM Roles
CACLs
DS3 Batch Operations
Explanation
Bucket Policies are designed for fine-grained permissions; IAM Roles and ACLs do not provide the same level of control for S3.
Q219
What happens when an EC2 instance is stopped and then started again?
AIt retains the EBS volumes
BIt loses all data on EBS
CIt gets a new instance ID
DIt changes the private IP address
Explanation
The EC2 instance receives a new instance ID but retains the EBS volumes and manages IP addresses based on networking configurations.
Q220
Which service can be used to automate deployment operations on AWS?
AAWS CloudFormation
BAWS Secrets Manager
CAWS Elastic Beanstalk
DAWS CloudWatch
Explanation
CloudFormation enables automation of infrastructure deployment, while the others serve different purposes.