74 posts for AWS Solutions Architect exam prep
Compare Snowcone, Snowball Edge, Snowmobile. Petabyte-scale migration, edge computing use cases, and SAA-C03 exam essentials explained.
Migrate NFS, SMB storage to S3, EFS, FSx using DataSync. Comparison with Storage Gateway, Transfer Family, and SAA-C03 exam essentials.
How to orchestrate Lambda, ECS, Batch with Step Functions. Standard vs Express workflows, state types, and SAA-C03 exam essentials explained.
Amazon MQ ActiveMQ/RabbitMQ engines, differences from SQS/SNS, migration scenarios and SAA-C03 exam essentials explained.
Kinesis Data Streams vs Firehose differences, SQS comparison, and shard capacity planning. SAA-C03 exam essentials explained.
How to trace Lambda, API Gateway, and ECS requests with X-Ray. Traces, segments, service maps, and SAA-C03 exam essentials explained.
How to achieve fast recovery with AWS DRS. DR strategy comparison, AWS Backup differences, and SAA-C03 exam essentials explained.
How to run fault injection experiments with AWS FIS. EC2, ECS, RDS failure simulations and SAA-C03 exam essentials explained.
File Gateway vs Volume Gateway vs Tape Gateway differences, DataSync comparison, and SAA-C03 exam essentials explained.
Analyze S3 data using SQL with Amazon Athena. Learn partitioning for 97% cost reduction, S3 Select vs Redshift comparison.
Learn how to set up AWS Budgets for cost thresholds, receive alerts, and configure automatic actions to control AWS spending.
Learn how to use AWS Cost Explorer to visualize cloud costs and track project-level expenses with cost allocation tags.
Learn about AWS Trusted Advisor's 5 check categories, Support plan differences, and key exam points for SAA-C03.
Learn Amazon Redshift's core concepts, compare with RDS and Athena, and understand when a data warehouse is the right choice.
Compare AWS SQS, SNS, and EventBridge differences. Learn selection criteria for message queue, Pub/Sub, and event bus patterns for SAA-C03 exam.
Record all API calls with AWS CloudTrail for security auditing and compliance. Learn logging strategies for SAA-C03 exam.
Learn how to monitor AWS infrastructure using Amazon CloudWatch metrics, alarms, logs, and dashboards. Master CloudWatch for SAA-C03 exam.
Understand AWS PrivateLink and VPC Endpoint differences, and learn how to securely connect to AWS services and SaaS through private networks.
Compare AWS Site-to-Site VPN and Direct Connect differences, costs, and performance. Learn selection criteria for each scenario.
Learn how to centrally manage WAF, Shield Advanced, and Security Groups across multiple accounts with AWS Firewall Manager.
Learn how to configure SSO for multiple AWS accounts and business apps with AWS IAM Identity Center and centrally manage permissions.
Compare AWS Identity Federation methods including SAML 2.0, OIDC, and Cognito, and learn optimal selection criteria for each scenario.
Learn how to block web attacks with AWS WAF and defend against DDoS with Shield, including architecture design patterns.
Learn how to build automated file upload processing pipelines by integrating S3 Event Notifications with Lambda, SQS, and SNS.
Learn how to use S3 Select and Glacier Select to extract only needed data using SQL without downloading entire objects, reducing costs and time.
Learn effective AWS Lambda cost reduction strategies including memory optimization, ARM migration, and Power Tuning.
Learn how to save up to 90% on EC2 costs with Spot Instances while designing interruption-safe architectures.
Compare AWS API Gateway's REST, HTTP, and WebSocket API differences and learn optimal selection criteria for each workload.
Learn how to maximize web performance with Amazon CloudFront cache policies, TTL settings, and compression configuration for SAA-C03 exam.
Learn the key differences between AWS Global Accelerator and CloudFront and optimal selection criteria for each workload.
Learn how to manage multi-account environments with AWS Organizations and set security guardrails with SCPs (Service Control Policies).
Target Tracking auto-maintains target metrics, Step Scaling responds by severity, Scheduled Scaling handles predictable patterns. Master Auto Scaling policy selection for SAA-C03.
Master AWS EC2 core concepts - AMI, instances, and EBS storage. Essential knowledge for SAA-C03 exam success with practical examples.
Compare AWS EC2 instance families (general purpose, compute, memory, storage optimized) and learn how to select the right instance type for your workload.
Compare AWS EC2's three network interfaces ENI, ENA, and EFA. Learn the differences and use cases for each. Essential concepts for SAA-C03 exam.
Learn the differences between AWS EC2 placement group strategies. Choose Cluster for HPC, Spread for fault isolation, or Partition for distributed systems like Hadoop and Kafka.
Master EC2 User Data for bootstrap automation and Instance Metadata for retrieving instance information. Essential concepts for SAA-C03 exam preparation.
Compare AWS ECS, EKS, and Fargate differences and selection criteria. Find the optimal container service by cost, management complexity, and use case.
Learn how to optimize AWS Lambda function performance. Complete guide covering cold start solutions, memory-CPU relationship, and Provisioned Concurrency.
Understand AWS EBS snapshot costs and learn how to save up to 75% with Data Lifecycle Manager, Snapshot Archive, and best practices.
Choose Reserved/Savings Plans for predictable workloads (up to 72% discount), On-Demand for flexibility, Spot for interruptible workloads (up to 90% discount). Master EC2 pricing for SAA-C03.
Use S3 Lifecycle policies to automatically transition objects to cheaper storage classes or delete them. Master this essential SAA-C03 topic for cost optimization.
Minimize cost with Backup & Restore, achieve instant recovery with Active-Active. Compare RTO/RPO and costs of 4 disaster recovery strategies for SAA-C03 exam.
Learn how to configure multi-region Active-Active replication with AWS DynamoDB Global Tables. Build 99.999% availability and low-latency global services.
Learn how to design DynamoDB partition keys correctly to prevent hot partitions and achieve maximum performance.
Compare AWS ElastiCache Redis and Memcached. Learn selection criteria including data persistence, high availability, and data structures for SAA-C03 exam.
Choose RDS/Aurora for relational data, DynamoDB for NoSQL. Master AWS database service selection criteria frequently tested on SAA-C03 exam.
Multi-AZ is for high availability (failover), Read Replica is for read scaling. Learn the differences and selection criteria for this SAA-C03 must-know topic.
RPO measures acceptable data loss; RTO measures acceptable downtime. Master these essential SAA-C03 concepts to select the right DR strategy for any scenario.
ALB for HTTP/HTTPS apps, NLB for TCP/UDP high-performance workloads, GLB for security appliances. Master ELB type differences for SAA-C03 exam.
Compare Multi-AZ and Multi-Region architectures on AWS. Learn when to use Pilot Light, Warm Standby, or Active-Active DR strategies based on RTO/RPO requirements.
NAT Gateway is managed and high-performance, NAT Instance allows customization. Compare these two methods for SAA-C03 exam with selection criteria.
Failover for DR, Latency for performance, Geolocation for regional content. Master the 8 Route 53 routing policies and selection criteria for SAA-C03 exam.
Security Groups are instance-level stateful firewalls, NACLs are subnet-level stateless firewalls. Learn the differences and selection criteria for SAA-C03 exam.
Gateway Endpoint is free for S3/DynamoDB, Interface Endpoint supports most AWS services but has costs. Learn the differences and selection criteria for SAA-C03 exam.
Use VPC Peering for small-scale VPC connections, Transit Gateway for large hub-spoke architectures. Master this essential SAA-C03 topic on VPC connectivity options.
Learn how to centrally manage backups for EC2, RDS, EFS, and other services with AWS Backup. Covers backup plans, cross-region/cross-account replication.
Learn how to issue free SSL/TLS certificates with AWS Certificate Manager and apply them to ALB and CloudFront. Essential concepts for SAA-C03 exam.
IAM roles use temporary credentials; IAM users use long-term credentials. Learn why roles are required for EC2 and Lambda accessing S3, and how to choose correctly for SAA-C03.
Learn the differences between KMS key types (Customer Managed, AWS Managed, AWS Owned), how to write key policies, and their relationship with IAM policies.
Compare AWS S3 server-side encryption options (SSE-S3, SSE-KMS, DSSE-KMS, SSE-C) and client-side encryption. Learn selection criteria for different scenarios.
Compare AWS Secrets Manager and Parameter Store differences, costs, and features. Learn selection criteria for this SAA-C03 exam must-know topic.
Compare AWS EBS volume types (gp3, gp2, io2, io1, st1, sc1) by performance, cost, and use cases. Learn optimal volume selection criteria for SAA-C03 exam.
Learn the key differences between Amazon EFS and FSx and the optimal file storage selection criteria for different workloads.
Master AWS S3 core concepts - buckets, objects, and permission management explained for beginners. Essential SAA-C03 exam content included.
Learn the differences between S3 bucket policies and IAM policies, JSON syntax, and cross-account access configuration with practical examples.
Learn how to automatically optimize costs with S3 Intelligent-Tiering. The optimal storage class choice when access patterns are unknown.
Compare AWS S3 Cross-Region Replication (CRR) and Same-Region Replication (SRR) differences, use cases, and configuration. Selection guide for disaster recovery and compliance.
Choose Standard for frequent access, Standard-IA for infrequent, Glacier for archival. Master the 7 S3 storage classes and selection criteria for SAA-C03 exam.
Learn how to improve large file transfer speeds by up to 61% using S3 Transfer Acceleration and Multipart Upload.
EC2 is ideal for long-running server workloads, while Lambda excels at event-driven short tasks. Learn the selection criteria from an SAA-C03 exam perspective.
Master AWS VPC fundamentals - CIDR calculation, public vs private subnets, and route table configuration. Essential SAA-C03 exam content included.
Master AWS IAM fundamentals - users, groups, roles, and policies. Learn the principle of least privilege and security best practices for SAA-C03 exam.
IAM policies are evaluated in order: Explicit Deny > Explicit Allow > Implicit Deny. Learn JSON policy writing, permissions boundaries, and SCP essentials for SAA-C03.