- 1.AWS EC2 notes (launch, resize, placement, SSH, CloudWatch Agent, status checks, hibernate, Instance Scheduler, AMI, Image Builder)
Condensed notes on EC2: launch, resize, placement, SSH/Instance Connect, CloudWatch and agent, status checks, Hibernate, Instance Scheduler, AMI (create, No-Reboot, cross-account), EC2 Image Builder, AMI in production.
Β·12 minπ - 2.AWS Systems Manager notes (overview, Fleet Manager, DHMC, documents, Run Command, Session Manager, Automation, Parameter Store, Inventory, State Manager, Distributor, Patch Manager, Maintenance Windows, OpsCenter)
Condensed notes on AWS Systems Manager: agent, Fleet Manager, DHMC, documents, Run Command, Session Manager, Automation, Parameter Store, Inventory, State Manager, Distributor, Patch Manager, Maintenance Windows, OpsCenter (OpsItems, runbooks).
Β·22 minπ - 3.EC2 High Availability and Scalability
Consolidated AWS notes on EC2 scalability, high availability, ELB/ALB/NLB/GWLB, TLS, health/metrics, target-group tuning, ASG scaling, warm pools, lifecycle hooks, and scaling plans.
Β·20 minπ - 4.AWS Lambda Fundamentals, Integrations, and Pricing
A practical summary of AWS Lambda core concepts, pricing model, and common integrations like EventBridge and S3.
Β·4 minπ - 5.EBS and EFS Core Concepts and Exam Notes
A practical exam-focused summary of EBS volumes, snapshots, EFS file systems, and when to choose each for AWS workloads.
Β·5 minπ - 6.Amazon S3 Introduction: Buckets, Objects, Security, and Versioning
Section 10 S3 notes through advanced topics: MFA delete, access logs, Object Lock and Glacier Vault Lock, VPC endpoints, Access Analyzer, plus replication, lifecycle, events, performance, batch, inventory, and Athena.
Β·22 minπ - 7.AWS CloudFront and Global Accelerator: CDN, Caching, Origins, and Edge Networking
Exam-oriented notes on CloudFront as a CDN, origins (S3 OAC, VPC, custom HTTP), caching and invalidation, Origin Shield, geo restrictions, logging and reports, ALB sticky sessions, and Global Accelerator vs CloudFront.
Β·8 minπ - 8.AWS RDS, Aurora, RDS Proxy, and ElastiCache
Managed SQL and caching for CloudOps: RDS/Aurora (including Serverless and Global Database), RDS Proxy, and ElastiCache Redis/Memcached scaling, patterns, and metrics.
Β·16 minπ - 9.AWS Observability and Governance: CloudWatch, EventBridge, CloudTrail, and Config
CloudOps notes on CloudWatch, EventBridge (CloudTrail API patterns, Pipes, DLQ), Service Quotas, CloudTrail (digest integrity, org trails, EventBridge latency), and AWS Config (rules, aggregators, SSM remediation, vs CloudWatch and CloudTrail).
Β·22 minπ - 10.AWS Account Management: Health Dashboard, Organizations, SCPs, and Control Tower
CloudOps notes on AWS Health (service vs account vs org views, EventBridge automation), AWS Organizations (OUs, consolidated billing, SCPs, RI sharing, PrincipalOrgID), and Control Tower landing zones and guardrails.
Β·6 minπ - 11.AWS Service Catalog, Billing Alarms, Cost Explorer, Budgets, and Cost Tools
CloudOps notes on AWS Service Catalog (products, portfolios, sharing, TagOptions), CloudWatch billing metrics in us-east-1, Cost Explorer, Budgets with actions, cost allocation tags, CUR, Compute Optimizer, and Billing Conductor.
Β·6 minπ - 12.AWS DataSync and AWS Backup: Disaster Recovery Notes
CloudOps exam notes on AWS DataSync (agents, NFS/SMB/HDFS, S3/EFS/FSx targets, schedules, metadata, Snowcone) and AWS Backup (backup plans, cross-region/account, vault lock WORM, console workflow).
Β·5 minπ - 13.AWS Security, Compliance, Encryption, and Secrets for CloudOps
CloudOps exam notes on WAF, Shield, Firewall Manager, Inspector, logging with Athena, GuardDuty, Macie, Trusted Advisor, Security Hub, Audit Manager, KMS (rotation, MRK, deletion), ACM, and Secrets Manager vs Parameter Store.
Β·11 minπ - 14.AWS IAM Identity: Permission Boundaries, Federation, STS, and Access Tools
CloudOps exam notes on IAM permission boundaries vs identity policies and SCPs, Credentials Report and Access Advisor, IAM Access Analyzer, STS (AssumeRole, SAML, web identity, MFA), enterprise vs app federation (SAML, custom broker, Cognito), and the IAM policy simulator.
Β·8 minπ - 15.Amazon Route 53: DNS Fundamentals, Records, TTL, and Alias vs CNAME
CloudOps exam notes on DNS resolution and terminology, Route 53 as authoritative DNS and registrar, A/AAAA/CNAME/NS, email records (MX, TXT/SPF/DKIM/DMARC), TTL tradeoffs, and Route 53 alias records for ALB and zone apex.
Β·8 minπ - 16.Amazon Route 53: Routing Policies, Health Checks, and Traffic Flow
CloudOps exam notes on Route 53 routing policies (simple, weighted, latency, failover, geolocation, geoproximity, multi-value, IP-based), health checks and calculated checks, CloudWatch for private targets, and Traffic Flow policies.
Β·7 minπ - 17.Amazon Route 53: Registrar Delegation, Resolver, Logging, and Governance
CloudOps exam notes on separating registrar from DNS, delegating NS to Route 53, S3 static website aliases, hybrid DNS with Resolver endpoints, cross-account private hosted zones, query logging, Resolver DNS Firewall, ARC, Route 53 Profiles, and cost cleanup.
Β·6 minπ