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AWS Certified Solutions Architect – Professional practice questions

214 free questions with answers and explanations.

Practice test
  1. 151.A global media company needs to process vast amounts of unstructured data (images, videos, documents) generated from various sources worldwide. This data needs to be ingested, transformed, and analyzed to extract insights. The solution must be highly scalable, cost-effective, and provide robust data governance capabilities across multiple AWS accounts and regions. Which AWS services and architecture pattern should a solutions architect recommend?Design Solutions for Organizational Complexity
  2. 152.A global media company has a large on-premises data center that hosts petabytes of archival media content. This content is rarely accessed but must be retained for regulatory compliance. The company wants to migrate this data to AWS to reduce storage costs and eliminate the operational burden of managing on-premises tape libraries. The migration needs to be cost-effective, secure, and ensure data integrity. Which AWS service and migration strategy should a solutions architect recommend?Design Solutions for Organizational Complexity
  3. 153.A large enterprise with a global presence is planning to migrate several on-premises applications to AWS. These applications have strict data residency requirements, requiring data to remain within specific geographic boundaries. The enterprise also uses a centralized identity provider (IdP) for all its on-premises users and wants to maintain a single sign-on (SSO) experience for applications migrated to AWS. The solution must minimize operational overhead and ensure compliance with regulatory standards. Which combination of AWS services and strategies should a solutions architect recommend to meet these requirements?Design Solutions for Organizational Complexity
  4. 154.A financial services company is developing a new analytics platform on AWS. The platform needs to ingest large volumes of real-time market data from various external sources, process it for fraud detection, and store it for historical analysis. The data ingestion must be highly available and support varying throughput, while the processing logic needs to be executed reliably and handle potential failures without data loss. The historical data storage must be cost-effective and allow for complex queries. Which combination of AWS services should be used to build this analytics platform?Design Solutions for Organizational Complexity
  5. 155.A healthcare provider is developing a new patient portal application on AWS. The application needs to handle sensitive patient health information (PHI) and must comply with HIPAA regulations. The solutions architect needs to ensure that the application is highly available, scalable, and secure, with a strong emphasis on data encryption, access logging, and regular security assessments. Which combination of AWS services and practices should be recommended to meet these requirements?Design Solutions for Organizational Complexity
  6. 156.A global media company is migrating its archival video content, totaling petabytes of data, from on-premises tape libraries to AWS. The content is rarely accessed, but when requested, it must be retrieved within 12 hours. Cost optimization for storage is a primary concern. The company also needs to ensure data integrity and durability for decades. Which AWS storage solution should be recommended?Design Solutions for Organizational Complexity
  7. 157.A large enterprise is migrating a critical, highly transactional legacy application to AWS. The application uses a relational database that experiences peak loads of 20,000 transactions per second (TPS) and has a strict requirement for single-digit millisecond latency for all read and write operations. Data consistency is paramount, and the database must be globally distributed with active-active replication to support rapid failover across multiple AWS Regions. Which AWS database service is most suitable for these requirements?Design for New Solutions
  8. 158.A global media company is creating a new video streaming platform. The platform needs to ingest live video feeds from various global sources, process them for different device formats, and deliver them with low latency to a global audience. For on-demand content, the platform must transcode high-resolution video files into multiple adaptive bitrate formats and store them cost-effectively for long-term access, while also serving them globally. Which architecture efficiently meets these combined requirements?Design for New Solutions
  9. 159.A global financial services company is developing a new real-time fraud detection system. The system needs to ingest high volumes of transactional data from various sources, perform complex analytics to identify anomalies, and respond with low latency to prevent fraudulent activities. The solution must be highly available, scalable, and cost-effective. Which AWS service combination would best meet these requirements?Design for New Solutions
  10. 160.A SaaS provider is launching a new multi-tenant application where each tenant requires strong data isolation and dedicated compute resources to avoid the 'noisy neighbor' problem and meet strict compliance requirements. Tenants also need to be able to customize their environment without impacting others. The solution must be highly available and scalable. Which multi-tenancy model and corresponding AWS architecture should the company adopt?Design for New Solutions
  11. 161.A global online gaming company is launching a new massively multiplayer online (MMO) game. The game backend needs to store player profiles, game state, and leaderboard data. This data requires extremely low-latency reads and writes (single-digit milliseconds), must handle millions of concurrent users and requests per second, and needs to scale globally across multiple regions to ensure a seamless experience for players worldwide. Data consistency can be eventually consistent for most game state updates. Which database service should a solutions architect recommend?Design for New Solutions
  12. 162.A global e-commerce company is designing a new real-time inventory management system. The system must support millions of concurrent users, handle extremely high read and write throughput (millions of requests per second), and provide single-digit millisecond latency for inventory updates and queries globally. Data consistency is paramount, and the system needs to be highly available across multiple AWS regions. Which AWS database solution is best suited to meet these requirements?Design for New Solutions
  13. 163.A global gaming company is developing a new online multiplayer game. The game backend needs to support millions of concurrent players worldwide, with extremely low latency for game state synchronization and player interactions. The data model is highly relational, with complex relationships between players, game sessions, and in-game items. The solution must be highly available and resilient to regional failures. Which database solution should be chosen?Design for New Solutions
  14. 164.A large enterprise wants to establish a secure and compliant landing zone on AWS for all new accounts. The landing zone must enforce security best practices, provide centralized logging and auditing, and allow for automated provisioning of new accounts with predefined guardrails. Which AWS service combination is best suited to achieve these requirements?Design for New Solutions
  15. 165.A global media company is creating a new video streaming platform. The platform needs to ingest live video feeds from various sources, transcode them into multiple formats and resolutions, store the transcoded content for video-on-demand (VOD) playback, and deliver it globally with low latency to millions of viewers. The solution must be highly scalable, fault-tolerant, and cost-effective. Which architecture is MOST suitable for this platform?Design for New Solutions
  16. 166.A financial analytics firm is building a new application that processes highly sensitive customer data. The application needs to connect to various AWS services (e.g., Amazon S3, Amazon DynamoDB, Amazon SQS) without routing traffic over the public internet, ensuring maximum security and compliance. The firm also requires that all traffic to these services remains within the AWS network. Which networking solution should the firm implement?Design for New Solutions
  17. 167.A media company is building a new serverless backend for its mobile application. The application will store user profiles, preferences, and content ratings. This data needs to be highly available globally, support rapid scaling to millions of users, and provide single-digit millisecond latency for reads and writes. The development team prefers a fully managed, schema-less database solution to accommodate evolving data structures. Which AWS database service is MOST suitable for this use case?Design for New Solutions
  18. 168.A company is developing a new serverless web application using AWS Lambda and Amazon API Gateway. The application needs to store user session data and preferences, which must be highly available, provide sub-millisecond latency for reads and writes, and scale automatically to handle millions of concurrent users without requiring manual provisioning or scaling. Which AWS service should be used for storing this data?Design for New Solutions
  19. 169.A software-as-a-service (SaaS) provider is building a new multi-tenant application where each tenant requires strong data isolation and dedicated resources. The application uses a relational database. To optimize costs and operational overhead, the provider wants to leverage serverless technologies as much as possible for the database layer. Which database strategy should be recommended?Design for New Solutions
  20. 170.A healthcare provider is deploying a new patient management system that stores highly sensitive patient health information (PHI). The system must comply with HIPAA regulations, which requires stringent data encryption at rest and in transit, access controls, audit logging, and data backup/recovery. The architect needs to design the storage solution for the PHI. Which combination of AWS services and practices will ensure HIPAA compliance for data storage?Design for New Solutions
  21. 171.A research institution is building a new data platform to ingest genomic sequencing data, which consists of large files (up to several terabytes each) and associated metadata. The platform needs to store petabytes of this data, make it available for scientific analysis (often involving parallel processing across many compute nodes), and ensure long-term archival for regulatory compliance. Data access patterns are primarily sequential reads for analysis, with infrequent random access. The solution must be highly available, durable, and cost-optimized for storage. Which AWS storage solution is MOST suitable?Design for New Solutions
  22. 172.A financial institution is building a new data platform to ingest, process, and analyze vast amounts of financial transaction data. The data arrives continuously from various sources, requiring real-time processing and analysis. The platform must support petabyte-scale storage, complex SQL queries for historical data, and machine learning workloads. Data governance and auditing are critical, and data must be encrypted at rest and in transit. Which combination of AWS services provides the most suitable architecture?Design for New Solutions
  23. 173.A global media streaming service is building a new recommendation engine that analyzes user viewing patterns, historical data, and real-time interactions to provide personalized content suggestions. The architecture must handle petabytes of historical data, process real-time clickstream data for immediate recommendations, and support complex machine learning model training and inference at scale. The solution needs to be cost-effective and highly performant. Which AWS architecture provides the best combination of services for this recommendation engine?Design for New Solutions
  24. 174.A media streaming service wants to implement a new feature that allows users to create custom playlists of video content. This feature requires storing user-specific playlist data, which includes video IDs, order, and metadata. The data needs to be highly available, flexible in schema, and support rapid read/write access for millions of users. The service also anticipates frequent schema changes as new features are added to playlists. Which database service is the most appropriate for this use case?Design for New Solutions
  25. 175.A healthcare provider is deploying a new patient management system that requires strict adherence to HIPAA compliance. The system will store sensitive patient health information (PHI) and must ensure data is encrypted at rest and in transit, access is tightly controlled, and all access attempts are logged for auditing purposes. The application will be deployed as microservices on Amazon EKS. Which set of security measures should be implemented?Design for New Solutions
  26. 176.A global media streaming service is building a new recommendation engine that analyzes user viewing habits and content metadata to suggest personalized content. The engine needs to process petabytes of historical data for model training and then serve real-time recommendations with low latency (under 100ms) to millions of concurrent users. The data processing for model training can be batch-oriented, but the inference must be highly responsive. Which architecture should the company choose for this recommendation engine?Design for New Solutions
  27. 177.A global media company is creating a new video streaming platform. The platform needs to ingest live video feeds, transcode them into multiple formats and resolutions, store both live and video-on-demand (VOD) content, and deliver it globally with low latency. The solution must be highly available, scalable, and cost-effective. Which AWS services should be integrated to build this platform?Design for New Solutions
  28. 178.A financial analytics firm is building a new application that processes highly sensitive client data. The application needs to interact with various AWS services, such as Amazon S3, Amazon EC2, and Amazon Kinesis, without ever exposing network traffic to the public internet. The solution must ensure that all communication remains within the AWS network and is fully private. Which networking solution should the architect implement?Design for New Solutions
  29. 179.A global e-commerce company is designing a new real-time inventory management system. The system must handle millions of updates per second, with peak loads reaching 10 million transactions per minute during flash sales. Data consistency is critical, requiring ACID (Atomicity, Consistency, Isolation, Durability) properties for all inventory adjustments. The solution must also support complex ad-hoc queries for inventory analysis and reporting, which may involve joining large datasets. What is the MOST appropriate data platform architecture to meet these requirements?Design for New Solutions
  30. 180.A multinational corporation is migrating its on-premises enterprise resource planning (ERP) system to AWS. The ERP system has strict compliance requirements, including data residency in specific regions and highly sensitive data that must never traverse the public internet. The solution must ensure secure and private connectivity between the on-premises data centers and AWS services, while also providing high bandwidth and low latency. Which networking solution should a solutions architect recommend?Design for New Solutions
  31. 181.A global financial institution is expanding its operations into new regions and needs to establish a secure and compliant AWS environment for each region. The solution must ensure consistent security baselines, regulatory compliance, and centralized governance across all accounts and regions. Existing accounts must also be integrated into this new structure without interruption. Which AWS service should be used to meet these requirements?Design for New Solutions
  32. 182.A large enterprise is migrating a critical, highly transactional legacy application to AWS. The application requires a relational database that can scale reads globally across multiple regions with very low latency, support fast disaster recovery (RTO in minutes, RPO in seconds), and maintain strong consistency within the primary region. The database must also be compatible with PostgreSQL. Which database solution should a solutions architect recommend?Design for New Solutions
  33. 183.A software-as-a-service (SaaS) provider is building a new multi-tenant application that requires strict data isolation between tenants. Each tenant's data must be stored in a completely separate database instance to meet stringent compliance and security requirements. The application anticipates onboarding thousands of tenants, each requiring their own isolated environment. The solution must be cost-effective and scalable. Which multi-tenancy model and corresponding AWS database strategy should be chosen?Design for New Solutions
  34. 184.A multinational corporation is migrating its on-premises enterprise resource planning (ERP) system to AWS. The ERP system requires extremely stable and predictable network performance, low latency, and high bandwidth connectivity to AWS services while maintaining strict data sovereignty and security controls. The current on-premises data centers are geographically dispersed but within the same continent as the target AWS regions. Which connectivity solution should the company implement?Design for New Solutions
  35. 185.A global financial institution is expanding its operations into new regions and needs to ensure that all new AWS accounts provisioned for these regions adhere to corporate security and compliance standards from day one. The solution must enable rapid provisioning of new accounts, enforce mandatory security controls, and provide a unified view of compliance status across all accounts. The institution wants to minimize manual configuration and ensure consistency across its global footprint. Which AWS service is best suited for this scenario?Design for New Solutions
  36. 186.A global e-commerce company is launching a new product catalog service. The service needs to provide extremely low-latency access to product information for users worldwide, handle millions of requests per second, and be highly available with disaster recovery capabilities across multiple regions. Updates to product information are frequent but do not require strong global consistency across all regions immediately. Which database service should a solutions architect recommend?Design for New Solutions
  37. 187.A large manufacturing company wants to implement a new IoT solution for factory automation. Thousands of sensors will generate high-volume, high-velocity time-series data (e.g., temperature, pressure, vibration) from machines across multiple factories. This data needs to be ingested, stored for long-term analysis, and used for real-time anomaly detection and predictive maintenance. The solution must be scalable, cost-effective, and provide near real-time insights. Which architecture should be designed?Design for New Solutions
  38. 188.A financial institution is building a new application that processes highly sensitive customer data. The application needs to connect to various AWS services (e.g., S3, DynamoDB, SQS) from within a private VPC without traversing the public internet. The solution must ensure maximum security and compliance. Which AWS networking component should be used to establish this private connectivity?Design for New Solutions
  39. 189.A global media company is creating a new video streaming platform. The platform needs to ingest live video feeds, transcode them into multiple formats and resolutions, and then distribute them globally with low latency. The solution must be highly available, scalable, and cost-effective, supporting both live streaming and video-on-demand (VOD) content. Which AWS services should a solutions architect recommend?Design for New Solutions
  40. 190.A large e-commerce company is designing a new product catalog service that will serve millions of users globally. The service requires extremely low latency reads and writes, high availability across multiple AWS regions, and the ability to scale to handle unpredictable traffic spikes during peak shopping seasons. Data consistency is eventually consistent for most reads, but strong consistency is required for critical updates. Which database solution should a solutions architect recommend?Design for New Solutions
  41. 191.A healthcare provider is deploying a new patient management system that stores highly sensitive patient health information (PHI). The system must comply with HIPAA regulations, which mandate strict data privacy, security, and auditability. The architect must design the data storage layer to encrypt data at rest, encrypt data in transit, ensure access control, and maintain detailed audit logs of all data access. Which combination of AWS services and configurations will provide the most comprehensive compliance for the PHI data storage?Design for New Solutions
  42. 192.A media company is developing a new video streaming platform on AWS. They anticipate millions of concurrent viewers during live events and require a highly scalable, low-latency solution for delivering video content globally. The content must be secured against unauthorized access and support dynamic adaptive bitrate streaming. Which combination of AWS services should a Solutions Architect recommend to meet these requirements effectively?Design for New Solutions
  43. 193.A large manufacturing company wants to implement a new IoT solution for factory automation. The solution must collect telemetry data from thousands of sensors (e.g., temperature, pressure, vibration) at a high frequency (tens of thousands of messages per second). This data needs to be processed in real-time for anomaly detection and machine learning model inference, and then stored for long-term historical analysis. The solution must be highly scalable, fault-tolerant, and cost-effective. Which AWS services should be used to build this data ingestion and processing pipeline?Design for New Solutions
  44. 194.A manufacturing company wants to implement predictive maintenance for its industrial equipment. Sensors on the equipment generate telemetry data continuously, which needs to be ingested, processed in real-time to detect anomalies, and then stored for historical analysis and machine learning model training. The solution must be highly scalable, cost-effective, and provide insights with minimal operational overhead. Which architecture should a Solutions Architect recommend?Design for New Solutions
  45. 195.A global financial institution is expanding its operations into new regions and needs to establish a secure, multi-account AWS environment for its new regional teams. The environment must enforce strict compliance policies, centralize logging and auditing, and allow for rapid provisioning of new accounts while adhering to organizational guardrails. Which AWS service should a solutions architect recommend to meet these requirements?Design for New Solutions
  46. 196.A global e-commerce company is designing a new real-time inventory management system. The system must process millions of transactions per second, provide sub-millisecond latency for both reads and writes, and be globally distributed to serve customers worldwide with high availability. Data consistency is paramount. Which AWS database solution is most appropriate for this scenario?Design for New Solutions
  47. 197.A large enterprise is migrating a critical, highly transactional legacy application to AWS. The application requires a relational database that can sustain millions of transactions per second, offer high availability with automatic failover, and provide disaster recovery across multiple AWS regions with a Recovery Point Objective (RPO) of seconds and a Recovery Time Objective (RTO) of minutes. Which AWS database solution is most appropriate?Design for New Solutions
  48. 198.A financial institution is building a new application that processes highly sensitive customer data. The application will interact with several AWS services, including Amazon S3, Amazon SQS, and Amazon DynamoDB. The security team mandates that all traffic between the application and these AWS services must remain entirely within the AWS network and never traverse the public internet. Which solution should an architect recommend to meet this security requirement?Design for New Solutions
  49. 199.A large enterprise wants to establish a secure and compliant landing zone on AWS for all new accounts and workloads. The landing zone needs to enforce security best practices, centralize logging and auditing, manage multiple AWS accounts, and ensure governance across the organization. The solution must be highly automated and provide guardrails to prevent deviations from compliance. Which AWS service is explicitly designed to meet these requirements?Design for New Solutions
  50. 200.A media company is developing a new video streaming platform on AWS. The platform needs to support live streaming events with ultra-low latency (under 3 seconds) for interactive features, as well as deliver on-demand content globally. The solution must be highly scalable and cost-optimized. Which combination of AWS services should be used to meet these requirements?Design for New Solutions