SAA-C03 · 2026 edition
Free SAA-C03 practice questions
Questions in the style and difficulty of the real AWS Solutions Architect Associate exam — with the answer explained, including why each wrong option is wrong. Free to read, no sign-up.
Why practice questions are the fastest way in
Reading about the cloud and answering exam questions about it are two different skills, and only one of them is tested. The SAA-C03 rarely asks you to recall a definition; it asks you to pick the best of several options that all sound reasonable. That skill only develops by working through questions and understanding why the other options fail.
That is why every page in this cluster hands you the questions first, with the reasoning attached. Start with the domain that carries the most weight in the exam, or with the one you are least sure about — the pages below are grouped so you can pick either way.
By exam domain
The 4 SAA-C03 domains — each with its own sample questions.- Design Cost-Optimized Architectures The smallest domain by weight, but the one whose vocabulary — Spot, Savings Plans, storage classes — shows up in every other domain's answer options — SAA-C03, 2026 edition. 7 free questions →
- Design High-Performing Architectures The domain where the storage and database choice decides the answer — seven scenarios with the reasoning attached. SAA-C03, 2026 edition. 7 free questions →
- Design Resilient Architectures The scenario heartland of the exam, where four working designs meet one requirement sentence — seven questions with the reasoning attached. SAA-C03, 2026 edition. 7 free questions →
- Design Secure Architectures The heaviest domain of the exam at 30%, where the least-privilege wording of a single requirement sentence usually decides the answer — SAA-C03, 2026 edition. 7 free questions →
Exam format & readiness
What the exam looks like, and how to tell whether you are ready.- Diagnostic quiz Ten scenarios across all four domains — a sample of the full 50-scenario diagnostic in the course. Find the gaps before you study, SAA-C03, 2026 edition. 10 free questions →
- Full-length exam 1 The real exam is 65 questions in 130 minutes. Here are 10 across every domain to see the format — a sample of the full timed exams in the course. 2026 edition. 10 free questions →
- Full-length exam 2 A second sample that leans into the services the exam names but candidates skip — DataSync, Snow, FSx, Fargate and more. Ten scenarios, SAA-C03, 2026 edition. 10 free questions →
- Exam format & scoring Everything the exam guide says, in plain English — and six free questions to see what it feels like. SAA-C03, 2026 edition. 6 free questions →
By topic
The individual services and concepts the exam keeps coming back to.- Design Resilient Architectures The managed front door that protects a backend it never runs — throttling, usage plans, caching and edge authorizers, and where API Gateway hands a spike to a queue. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Secure Architectures Where application end-users sign in and where they get temporary AWS access — User Pools, Identity Pools, and federation, the way the exam frames them. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design High-Performing Architectures SSD or HDD, IOPS or throughput, durable or ephemeral — the volume-type line the exam draws, and the requirement word that settles it. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design High-Performing Architectures EFS is already chosen — now the exam asks you to tune it. Throughput modes, performance modes, storage-class lifecycle and mount targets, in the SAA-C03's own scenario style. Seven scenarios, 2026 edition. 7 free questions →
- Design High-Performing Architectures One family, four file systems. The exam tests which FSx flavor a workload actually needs — SMB with Active Directory, high-performance Lustre, multi-protocol ONTAP, or OpenZFS. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Resilient Architectures Seven routing policies, one requirement sentence apiece — and the health checks that decide a failover. Match the policy to the need, SAA-C03, 2026 edition. 7 free questions →
- Design Resilient Architectures The mechanics the exam tests below the DR-strategy layer — why snapshots are incremental, how a copy reaches a second Region, and what makes a backup un-deletable. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Secure Architectures Who did what versus what a resource is and whether it still complies — the audit and governance pairing the exam leans on. Seven scenarios with the reasoning attached, SAA-C03, 2026 edition. 7 free questions →
- Design Cost-Optimized Architectures Multi-account cost optimization the way the exam frames it — one payer, faster volume tiers, shared commitment discounts and SCP guardrails. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Secure Architectures How the exam draws the line between storing a secret, rotating it, and reaching it without a hard-coded key. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Cost-Optimized Architectures The automated best-practice checker across five categories — and the support tier that decides how much of it you get. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Secure Architectures The line the exam draws between layer-7 filtering and layer 3/4 DDoS defence — where a web ACL attaches, when a rate-based rule fits, and Shield Standard versus Advanced. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Resilient Architectures How the exam tests DynamoDB for multi-Region resilience — active-active Global Tables, last-writer-wins replication, Streams, point-in-time recovery and capacity modes. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design High-Performing Architectures Cluster for latency, spread for isolation, partition for scale — and the blast-radius trade-off the exam keeps testing. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- ALB vs NLB Layer 7 or layer 4 — the choice the exam keeps posing, and the requirement words that settle it. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- CloudFront The CDN at architect level — locking the origin, private content, path routing and failover. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- Cost Explorer & Budgets Seeing, attributing and controlling spend — analyze the past, alert on the future, and split the bill. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- Cross-account access Granting access between AWS accounts the exam's way — roles and trust policies, external IDs, SCPs and RAM. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- Data transfer costs The bill people forget — where bytes cost money, and how architecture avoids it. Six cost scenarios, SAA-C03, 2026 edition. 6 free questions →
- DR strategies The DR ladder and the numbers that pick a rung — RTO, RPO and the cheapest strategy that meets them. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- EBS vs S3 vs EFS Block, object or file — the storage choice the exam poses constantly, and the access pattern that decides it. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Auto Scaling Matching demand automatically, and surviving failure while you do it — scaling policies, health checks and AZ spread. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- ElastiCache In-memory caching the exam's way — Redis vs Memcached, offloading the database and where sessions live. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- Global Accelerator Accelerating non-cacheable traffic over the AWS backbone — static IPs, fast failover, and where it beats CloudFront. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- IAM policies Who can do what, and how AWS decides — roles, evaluation logic and least privilege. Six scenarios with the reasoning attached, SAA-C03, 2026 edition. 6 free questions →
- KMS encryption Encryption at rest done the exam's way — customer-managed keys, key policies, rotation and envelope encryption. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- Multi-AZ RDS Availability versus scaling, and the line the exam draws between them — synchronous standby, failover and cross-Region DR. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- RDS vs Aurora vs DynamoDB Relational or NoSQL, and which engine within each — the database choice the exam tests through access patterns. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Right-sizing Paying for what you use — the tools that find waste and the moves that remove it. Six cost scenarios, SAA-C03, 2026 edition. 6 free questions →
- S3 bucket policies Controlling who reaches your objects — public-access blocks, policy conditions, cross-account grants and presigned URLs. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- S3 storage classes Paying the right price for each access pattern — infrequent, unknown, archival — and automating it with lifecycle rules. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- Spot / Reserved / Savings The four ways to pay for compute, and the workload shape that picks each one. Six cost-optimization scenarios, SAA-C03, 2026 edition. 6 free questions →
- SQS decoupling Buffering work so nothing is lost — FIFO ordering, visibility timeout, dead-letter queues and scaling on backlog. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- VPC security The network boundary and how the exam tests it — stateful groups, stateless ACLs, and keeping private things private. Six scenarios, SAA-C03, 2026 edition. 6 free questions →
- Design Secure Architectures How the exam tests roles over long-lived keys — instance profiles, service roles, STS tokens, federation and session policies. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Cost-Optimized Architectures Where private-subnet egress quietly runs up a bill, and the endpoint that makes it disappear — gateway free, interface metered, NAT charged twice. Seven cost scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design High-Performing Architectures The exam's read-scaling feature, taken apart: asynchronous replication and lag, cross-Region replicas, promotion, and the Aurora reader endpoint. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design High-Performing Architectures Fast, resilient movement of data INTO a bucket — edge-routed uploads, multipart parts, and where the CloudFront comparison actually splits. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Secure Architectures The two VPC firewalls and the line the exam draws between them — stateful allow-only groups at the instance, stateless numbered ACLs at the subnet. Seven scenarios, SAA-C03, 2026 edition. 7 free questions →
- Design Cost-Optimized Architectures When per-request and per-second billing beats an always-on server — and the utilization point where it stops — in the exam's own scenario style, SAA-C03, 2026 edition. 7 free questions →
Comparisons & cheat sheets
The distinctions the exam likes to test.- RDS vs DynamoDB Relational or NoSQL, decided by the data — access pattern, scaling model, schema and transactions. Six comparison questions, SAA-C03, 2026 edition. 6 free questions →
- SQS vs SNS vs EventBridge Three messaging services, three jobs — queue for one, notify many, or route events by rule. Six comparison questions, SAA-C03, 2026 edition. 6 free questions →
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10 curated questions, scored by exam domain. Free, no account.
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