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.
You are configuring a CloudFormation stack. What happens if you update a stack but reference a deleted resource?
AThe stack update will fail.
BCloudFormation recreates the resource.
CCloudFormation skips the resource.
DThe stack updates successfully.
Explanation
If a mandatory resource is deleted, the update will fail, enforcing the integrity of the stack configuration.
Q412
Which service allows for infrastructure as code in AWS?
AAWS CloudFormation
BAWS IAM
CAWS Lambda
DAWS Direct Connect
Explanation
AWS CloudFormation enables defining infrastructure as code, while others serve different purposes.
Q413
A company needs to analyze streaming data in real-time. Which AWS service should they use?
AAmazon Redshift
BAmazon Kinesis
CAWS Glue
DAmazon S3
Explanation
Amazon Kinesis is designed for real-time data processing, unlike others which focus on different data scenarios.
Q414
What happens when an EC2 instance is stopped?
AData on the root volume persists
BInstance is deleted permanently
CPublic IP is retained
DInstance cannot be restarted
Explanation
Stopping an EC2 instance retains data on the root volume, unlike the other options.
Q415
Which service allows you to run Docker containers at scale?
AAmazon S3
BAmazon ECS
CAWS Lambda
DAmazon RDS
Explanation
Amazon ECS is designed for container orchestration, while S3 is for storage, Lambda for serverless, and RDS for databases.
Q416
A company needs to ensure encryption of data in transit for its web applications. Which AWS service provides this capability?
AAWS Shield
BAWS WAF
CAWS Certificate Manager
DAWS CloudTrail
Explanation
AWS Certificate Manager manages SSL/TLS certificates for encryption in transit, while Shield and WAF provide protection and CloudTrail is for logging.
Q417
What happens when you use AWS Auto Scaling with a scaling policy that triggers based on low CPU utilization?
AInstances are added for high demand
BInstances are removed during low demand
CNo change occurs
DLoad balancer is deactivated
Explanation
The policy reduces instances during low CPU, while option A adds instances for high demand, and C and D are incorrect actions for scaling.
Q418
Which service allows for automatic distribution of incoming application traffic?
AAmazon Route 53
BAWS Elastic Load Balancing
CAmazon CloudFront
DAWS Direct Connect
Explanation
AWS Elastic Load Balancing automatically distributes incoming traffic, while the others serve different purposes.
Q419
A company needs to ensure its data in S3 remains encrypted at rest and in transit. What should they implement?
AAWS Key Management Service and SSL
BCloudTrail for auditing
CIAM policies for encryption
DS3 Lifecycle policies
Explanation
AWS KMS provides encryption keys, and SSL ensures data is encrypted in transit; other options do not ensure both types of encryption.
Q420
You are configuring a multi-Region application with Amazon RDS. What potentially increases costs?
AUsing Cross-Region Replication
BSetting up read replicas
CPotential data transfer fees
DImplementing backups
Explanation
Cross-Region data transfers incur costs, while other options may have associated but not necessarily increased costs.