Amazon AWS
AWS Certified Solutions Architect – Associate
SAA-C03
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.
Questions 441–450 of 483
What happens when you use multiple Availability Zones for RDS?
A
Improved performance only.
B
Higher cost with no benefits.
C
Increased fault tolerance.
D
Automatic scaling of storage.
Multiple Availability Zones provide higher fault tolerance, protecting from hardware failures.
Which service is used for serverless computing in AWS?
A
AWS Lambda
B
Amazon EC2
C
AWS S3
D
Amazon RDS
AWS Lambda allows code execution without server management, while others involve managing infrastructure.
A company needs to connect a VPC to an on-premises network. Which AWS service should they use?
A
AWS VPN
B
AWS Transit Gateway
C
AWS Direct Connect
D
Amazon CloudFront
AWS Direct Connect provides dedicated network connections, while other options are less suited for reliable connection to on-premises.
What happens when an S3 bucket policy is created that prohibits a specific IAM user from accessing that bucket?
A
The user maintains access.
B
Access is denied to the user.
C
Policy has no effect.
D
User access is granted.
S3 bucket policies explicitly deny access as defined, while other options contradict the policy’s impact.
Which service provides on-demand compute resources in AWS?
A
EC2
B
S3
C
RDS
D
CloudFront
EC2 provides scalable compute capacity; S3 is for storage, RDS is for databases, and CloudFront is a CDN.
A company needs to store large sets of unstructured data. Which service should they choose?
A
RDS
B
DynamoDB
C
S3
D
EFS
S3 is optimal for unstructured data storage, unlike RDS and DynamoDB which are for structured data.
What happens when an IAM user attempts to access a resource without permission?
A
Access is granted immediately.
B
Access is denied.
C
User is blocked permanently.
D
IAM policy provides automatic permissions.
Access is explicitly denied when permissions are missing; access cannot be granted unless explicitly allowed by policies.
Which AWS service is used for event-driven computing?
A
AWS Lambda
B
Amazon EC2
C
AWS Batch
D
Amazon EBS
AWS Lambda executes code in response to events; others serve different purposes.
A company needs to host a scalable web application. Which combination of services is most suitable?
A
Amazon EC2 and Amazon RDS
B
Amazon S3 and AWS Lambda
C
Amazon CloudFront and Route 53
D
Amazon DynamoDB and Elastic Load Balancing
Amazon EC2 and RDS allow for scalable hosting; others aren't optimal for full web application hosting.
What happens when you disable versioning on an S3 bucket?
A
All versions are deleted
B
New versions won't be created
C
Old versions become inaccessible
D
Current version is retained only
Disabling versioning prevents future version creation; prior versions remain accessible.