The AWS Certified Solutions Architect – Associate (SAA-C03) exam tests your ability to design distributed systems on AWS. It is one of the most sought-after certifications in the cloud domain.
A company needs to transfer large amounts of data into AWS without incurring high transfer costs. What should they use?
AAWS Snowball
BAWS Direct Connect
CAmazon S3 Transfer Acceleration
DAWS DataSync
Explanation
AWS Snowball is designed for transferring large data volumes cost-effectively; the others are less suited for this specific requirement.
Q282
What happens when you change an IAM user’s permissions with an explicit deny?
APermission remains unchanged
BAll access is denied
CPermissions are granted anyway
DUser's previous permissions are retained
Explanation
An explicit deny takes precedence and overrides any allow policy; the other options incorrectly assume deny has no effect.
Q283
You are configuring an Amazon RDS instance for a production application. What is the main benefit of enabling Multi-AZ deployments?
AImproved read performance
BAutomatic failover
CReduced cost
DBetter data encryption
Explanation
Multi-AZ provides automatic failover to a replica in a different AZ for high availability and durability.
Q284
A company needs to store temporary files that can be quickly accessed and do not need to be durable. Which service is most appropriate?
AS3 Standard
BAmazon EFS
CS3 Intelligently Tiered
DAmazon S3 One Zone-IA
Explanation
S3 One Zone-IA is ideal for infrequent access at lower cost but without durability.
Q285
What happens when you enable AWS CloudTrail in a region?
ALogs API calls across all regions
BLogs only S3 bucket activity
CLogs write activities only
DLogs API calls within that region
Explanation
CloudTrail logs API calls made within the enabled region only.
Q286
Which service integrates machine learning for predictive insights on AWS?
AAmazon SageMaker
BAmazon RDS
CAWS Lambda
DAmazon CloudFront
Explanation
Amazon SageMaker is designed specifically for building, training, and deploying machine learning models, while the others serve different purposes.
Q287
A company needs to allow web users access to their S3 bucket while keeping files private. What should they implement?
AS3 Block Public Access
BS3 Pre-signed URLs
CS3 Access Control Lists
DS3 Transfer Acceleration
Explanation
S3 Pre-signed URLs grant temporary access to private objects, while the others do not achieve the same goal.
Q288
What happens when you disable an IAM user’s access keys?
AUser can still access AWS resources
BUser cannot access AWS resources
CUser's permissions are revoked
DUser can reset their keys
Explanation
Disabling access keys prevents the user from performing actions using the API, while the others do not accurately describe the result.
Q289
Which service allows for automatic scaling of EC2 instances?
AAuto Scaling
BElastic Load Balancing
CAWS Lambda
DAmazon RDS
Explanation
Auto Scaling automatically adjusts the number of EC2 instances, while the others serve different purposes.
Q290
A company needs real-time data processing for IoT devices. Which service should they use?
AAWS Glue
BAmazon Kinesis
CAmazon S3
DAWS Backup
Explanation
Amazon Kinesis is designed for real-time data processing, unlike the other options.