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.
Which service provides a serverless event-driven compute platform?
AAWS Lambda
BAmazon EC2
CAWS Fargate
DAmazon S3
Explanation
AWS Lambda enables running code without provisioning servers, while the others require management of servers.
Q452
A company needs to store large amounts of data that are infrequently accessed but must be retrieved quickly. Which S3 storage class should they use?
AS3 Standard
BS3 Intelligent-Tiering
CS3 Standard-IA
DS3 Glacier
Explanation
S3 Standard-IA provides low-cost storage for infrequent access, while Glacier is for archival and has longer retrieval times.
Q453
What happens when you delete an IAM user in AWS?
AUser is deactivated, still exists
BUser and all permissions are deleted
CUser can recover after 30 days
DUser is banned from re-creation
Explanation
Deleting an IAM user permanently removes user credentials, permissions, and attributes, unlike the others which are incorrect.
Q454
Which service is best for real-time data streaming?
AAmazon Kinesis
BAWS Lambda
CAmazon S3
DAWS Glue
Explanation
Amazon Kinesis is specifically designed for real-time data streaming, unlike the other services listed.
Q455
A company needs to host a web application with variable traffic. What is the best approach?
AUse a single EC2 instance
BImplement Auto Scaling
CDeploy on Amazon RDS
DUse Amazon CloudFront only
Explanation
Implementing Auto Scaling allows handling variable traffic efficiently with necessary resources.
Q456
What happens when you assign a security group to an EC2 instance?
ATraffic is restricted for the instance
BPublic IP is automatically assigned
CThe instance gets a performance boost
DSecurity group rules are applied immediately
Explanation
Security group rules are applied immediately, affecting access to the instance directly.
Q457
Which AWS service is best for content delivery?
AAmazon CloudFront
BAmazon S3
CAWS Direct Connect
DAmazon EC2
Explanation
Amazon CloudFront provides fast content delivery, unlike the others.
Q458
You are configuring a VPC with a public subnet and a private subnet. What must you set up for the EC2 instances in the private subnet to access the internet?
ANAT Gateway
BInternet Gateway
CVPN Connection
DDirect Connect
Explanation
A NAT Gateway is required for private subnet internet access.
Q459
A company needs to implement automated backups for their RDS database. What feature should they enable?
AQuick Snapshot
BAutomated Backups
CManual Snapshots
DAWS Backup
Explanation
Automated Backups in RDS ensures regular backups, unlike the others.
Q460
Which service provides serverless compute for event-driven applications?
AAWS Lambda
BAmazon EC2
CAWS Fargate
DAmazon S3
Explanation
AWS Lambda is designed for serverless, event-driven computing, while EC2 and Fargate are not serverless.