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Exam Prep: AWS Certified Cloud Practitioner (CLF-C01)

https://explore.skillbuilder.aws/learn/course/9449/play/32015/resources-for-security-support

Use cases and differences of these topics

Module 2 Security and Compliance​

  • Network Security

  • Network ACLs ??- are subnet level firewalls

  • Security Groups ?? - are instance level firewalls

  • IAM Policy - attached to AWS entities, what those entites can and cannot do

  • AWS WAF - Web Application Firewall - prevents sql injection award

  • AWS Trusted Advisor

  • AWS Inspector

  • THird Party tools - AWS Marketplace

Check notes "22 June 2023"

Audit and Identify Security related events

  • Amazon CloudWatch
  • AWS CloudTrail
  • AWS Condif
  • Amazon Inspector

Module 3 Technology​

Core Services - Compute, Database, Network​

How various services fit in category Why would you choose one category over other What sub-category exists within each type

Compute​

  • instance families - why, how they excel
  • Outside EC2 whats available? - how diffe
  • elasticity and decoupling - which services used for this
  • Lambda, or beanstalk, or ECS or ec2 - what are other Compute options

Storage​

  • Operate, limitations, usage - Storage limitations
  • difference between
  • data transfer
  • communicate with each other

Networking​

  • controlling and accessing resources
  • feature/controls
  • connections to and from VPC - local and aws connections
  • rotue53 fits into the picture - features and utilisation

database​

  • RDS vs dyanmo Vs redshift
  • managing own db on EC2
  • use of mananged service vs rds
  • style of db
  • no one size fits solution

In general managed services - varying levels of management and control they provide availability, failover and data consistency come to play

Pricing Model​

  • on-demand, reserved, spot instances
  • Best fit use case for each pricing model
  • Sharing instances with other accounts
  • instance size
  • instance flexibility increases, Pricing increases
  • workload long, short, consistent, flexible and fault tolerance

Billing​

  • By AWS
    • AWS Support
    • Enterprise Support
  • by Yourself/Self exploratory
    • AWS Cost Explorer - visualise - Month-by-month, by service, by tag
    • AWS Cost and Usage Report - Most comprehensive set of report account or organisation level
    • AWS Quick Sight - Data visualisation tool for billing
    • AWS Simple Monthly Calculator - bills based on usage projections
    • Alarms
      • AWS Budgets