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 ensure that an EC2 instance can only access a specific S3 bucket. What is the best approach?
ASet S3 bucket policy
BUse IAM role with permissions
CModify instance security group
DCreate a VPC endpoint
Explanation
Attaching an IAM role grants the instance specific permissions including access to the S3 bucket.
Q162
What happens when an EC2 instance is stopped?
AAll data is lost
BThe instance loses its IP
CThe instance state is preserved
DThe data on EBS is deleted
Explanation
Stopping an EC2 instance releases its public IP and maintains data on EBS, but does not delete it.
Q163
Which service provides serverless compute power in AWS?
AAWS Lambda
BEC2 Instances
CElastic Beanstalk
DAmazon Lightsail
Explanation
AWS Lambda is specifically designed for serverless computing, whereas the others require server management or provisioning.
Q164
A company needs to manage access to AWS services across multiple accounts. Which AWS service should they use?
AAWS Organizations
BIAM Roles
CAWS Config
DCloudTrail
Explanation
AWS Organizations allows for centralized management and governance of multiple AWS accounts, whereas the others manage security and monitoring within a single account.
Q165
What happens when a user loses their MFA device while accessing AWS?
AAccess is permanently revoked
BUser must reset their password
CUser can access IAM roles
DUser must use backup codes
Explanation
Users can use backup codes for MFA recovery, while the other options imply irreversible actions not applicable in this scenario.
Q166
Which service is best for serverless code execution?
AAWS Lambda
BEC2
CECS
DS3
Explanation
AWS Lambda is designed for serverless execution, while the others require server management, making them less suitable.
Q167
A company needs to ensure highly available applications across multiple regions. What should they use?
AGlobal Accelerator
BRoute 53 Failover
CElastic Load Balancer
DCloudFront
Explanation
Route 53 Failover provides failover for applications, while the others focus on speed, distribution, or balancing workloads.
Q168
You are configuring an S3 bucket for static website hosting. What is required for public access?
AIAM Role Permissions
BBucket policy for public read
CCloudFront Configuration
DVPC Endpoints
Explanation
A bucket policy that grants public read permissions is required, unlike the other choices that do not directly enable website access.
Q169
Which service provides a fully managed NoSQL database?
AAmazon DynamoDB
BAmazon RDS
CAmazon Redshift
DAmazon Aurora
Explanation
DynamoDB is specifically designed as a fully managed NoSQL database, while RDS and Aurora are relational databases and Redshift is a data warehouse.
Q170
A company needs to securely share data across its VPCs. Which service should they use?
AAWS Direct Connect
BAWS VPN
CAWS Resource Access Manager
DAmazon EC2
Explanation
AWS Resource Access Manager enables secure resource sharing across VPCs, while Direct Connect and VPN are for connectivity and EC2 is a compute service.