Cloud Computing

6 subjects · 15 chapters · 60 topics

1. 01

   Cloud Foundations

   1.1 What the cloud is

   • On-premise versus cloud
   • IaaS, PaaS and SaaS
   • Public, private and hybrid
   • Shared responsibility model

   1.2 Economics and regions

   • CapEx versus OpEx
   • Regions, zones and edge locations
   • Pricing models and reserved capacity
   • Cost estimation before you build

   1.3 Getting an account

   • Creating a free-tier account
   • Console, CLI and SDK
   • Billing alerts and budgets
   • Account hygiene
2. 02

   Core Services

   2.1 Compute

   • Virtual machines and instance types
   • Auto-scaling groups
   • Containers and managed container services
   • Serverless functions

   2.2 Storage

   • Object storage
   • Block and file storage
   • Storage classes and lifecycle rules
   • Backup and versioning

   2.3 Databases

   • Managed relational databases
   • NoSQL and key-value stores
   • Caching layers
   • Read replicas and failover
3. 03

   Networking

   3.1 Virtual networks

   • VPCs, subnets and route tables
   • Security groups and firewalls
   • NAT and internet gateways
   • Public versus private subnets

   3.2 Traffic and delivery

   • Load balancers
   • DNS and domain routing
   • Content delivery networks
   • TLS certificates
4. 04

   Identity, Security and Governance

   4.1 Identity and access

   • Users, groups and roles
   • Policies and least privilege
   • Multi-factor authentication
   • Access keys and rotation

   4.2 Protecting data

   • Encryption at rest and in transit
   • Key management
   • Secrets management
   • Compliance basics

   4.3 Monitoring

   • Metrics, logs and alarms
   • Centralised logging
   • Tracing a request
   • Audit trails
5. 05

   Building and Operating

   5.1 Infrastructure as code

   • Why click-ops does not scale
   • Terraform basics
   • Templates and modules
   • State and drift

   5.2 Deployment

   • CI/CD pipelines
   • Blue-green and canary releases
   • Rollback strategy
   • Environments and promotion

   5.3 Reliability

   • High availability design
   • Disaster recovery, RTO and RPO
   • Load and failure testing
   • Cost and performance tuning
6. 06

   Project

   6.1 Deploying a real workload

   • Designing the architecture
   • Building it with infrastructure as code
   • Securing and monitoring it
   • Documenting and handing it over