AWS Certified Solutions Architect - Associate (SAA-C03) Exam Review

Flashcards covering core AWS concepts, services, and architectural best practices derived from the SAA-C03 examination question bank.

How can a company aggregate daily 500 GB data uploads from global sites into a single Amazon S3 bucket with minimal operational complexity?

Turn on S3 Transfer Acceleration on the destination S3 bucket and use multipart uploads to directly upload site data.

Which AWS service allows running on-demand SQL queries directly on JSON log files stored in Amazon S3 with minimal operational overhead?

Amazon Athena

How can access to an Amazon S3 bucket in a management account be restricted exclusively to accounts within an AWS Organization?

Add the aws:PrincipalOrgID global condition key with a reference to the organization ID to the S3 bucket policy.

How can an Amazon EC2 instance in a private subnet access an Amazon S3 bucket without internet connectivity?

Create a gateway VPC endpoint for the Amazon S3 bucket in the VPC.

What storage solution provides a shared, scalable file system across multiple EC2 instances in different Availability Zones?

Amazon Elastic File System (Amazon EFS)

How can an application that ingests up to 100,000 incoming messages per second decouple message distribution to dozens of consumer applications?

Publish the messages to an Amazon SNS topic subscribed to by multiple Amazon SQS queues.

How should an Auto Scaling group of EC2 instances scale dynamically based on worker job availability in a decoupled architecture?

Configure an Amazon SQS queue as the destination for jobs and configure EC2 Auto Scaling based on the size of the queue.

Which AWS fully managed file storage service supports the SMB protocol and integrates with Active Directory for Windows workloads?

Amazon FSx for Windows File Server

Which service manages and automatically rotates database credentials across multiple AWS Regions with minimal operational overhead?

AWS Secrets Manager

How can a company improve global performance and reduce latency for both static S3 content and dynamic ALB web application content?

Create an Amazon CloudFront distribution with the Amazon S3 bucket and Application Load Balancer (ALB) configured as origins.

Which AWS service delivers stateful network traffic flow inspection and filtering for VPCs?

AWS Network Firewall

Which Amazon EBS feature enables immediate maximum I/O performance when restoring volumes from snapshots?

EBS Fast Snapshot Restore

Which Amazon S3 storage class automatically moves objects between access tiers based on changing access patterns without operational overhead or retrieval fees?

S3 Intelligent-Tiering

Which service should be used to define and continuously audit resource tag compliance and configuration changes across AWS accounts?

AWS Config

Which managed service provides specialized protection against sophisticated, large-scale Distributed Denial of Service (DDoS) attacks for Application Load Balancers?

AWS Shield Advanced

Which compute deployment method provides serverless container execution for Amazon ECS without provisioning or managing EC2 instances?

AWS Fargate

How can AWS Lambda functions avoid database connection exhaustion and timeouts when connecting to an Amazon RDS database under high load?

Deploy an Amazon RDS Proxy between the AWS Lambda functions and the RDS database.

Which fully managed, high-performance file system integrates directly with Amazon S3 for high-performance computing (HPC) workloads?

Amazon FSx for Lustre

Which AWS networking technology allows private, secure connectivity between VPCs or services without exposing traffic to the public internet?

AWS PrivateLink

Which fully managed in-memory caching service provides microsecond response times for Amazon DynamoDB read requests?

Amazon DynamoDB Accelerator (DAX)

Which tool provides a centralized view to search and query tagged AWS resources globally across Regions?

AWS Resource Groups Tag Editor

Which AWS Snow Family device is best suited for migrating tens to hundreds of terabytes of local storage to AWS when network bandwidth is unavailable?

AWS Snowball Edge Storage Optimized

Which two Amazon S3 bucket features must be combined to protect critical data from accidental deletion and enforce MFA for delete requests?

S3 Versioning and MFA Delete

Which two AWS services work together to convert database schemas and continuously replicate ongoing change data capture (CDC) during database migrations?

AWS Schema Conversion Tool (AWS SCT) and AWS Database Migration Service (AWS DMS)

How can a company prevent S3 objects from being modified or deleted for a mandatory compliance period of several years?

Enable S3 Object Lock in compliance mode with the designated retention period.