AWS Cloud Practitioner - Technology

Tachnology take 33% of the exam, which has the most percentage.

Organizations and Accounts

• Organizations allow to centrally manage billing, control access, compliance, security, share resources
• Root Account User is a single sign-in identity that has complete access to all service.
  • Each account has a root account user
• Organization Units are a group of AWS accounts within an organization - create a hierarchy
• Sercvice Control Policies give central control over the allowed permisions for all accounts

Networking

• Region the geograohical location of your network
• AZ the data center
• VPC a logically isolated sention of the AWS cloud where you can launch AWS resources
• Internet Gateway enable access to the internet
• ROute Tables determine where network traffic from your subnets are directed
• NACLs acts as a firewall at the instance level
• Subnets a logical pertition of an IP network into multiple, smaller network segments

Database Service

• DynamoDB - NoSQL key/value database
• DocumentDB - NoSQL Document database that is MongoDB compatible
• RDS - relational database service that supports multiple engines: mySQK, Postgresm NatuaDB, oravle, MSSS, auroroa
  • Aurora MySql (5x faster) and PSQL (3x faster) database fully managed
  • Aurora Serverless - only runs when you need it, like AWS Lamda
• Neptune - managed graph database
• Redshift - culumnar database, petabyte warehouse
• ElastiCache - Redis, or memcached database

Procisioning Service

Provisioning : The allocation or creation of resources and services to a customer

• Elastic Beanstalk - service for delploying and scaling web applications and services developed with Java.
• OpsWorks - comfiguration management service that provides managed instance of Chef and Puppet
• CloudFormation - premake packages that can luanch and configure your AWS compute, network, storage, and other services required to deploy a workload on AWS
• AWS Marketplace

Computing Service

• EC2 elestic compute cloud, highly configurable server eg, CPU, Momory, network, OS
  • Docker as a Service highly scalable, high-performance container orchestration service that supports Docker containers, pay for EC2 instances
• Fargate microservices where dont care about the infrastruture. Play per task
• ESK Kubernetes as a Service easy to deploy, manage, and scale containerized applications using Kubernetes
• Lambda serverless functions run code without providioning or managing servers. Pay only for the compute time you consume
• Elastic Beanstalk orchestrates various AWS services. include EC2, S3 simple notification service (SNS), cloudwatch, autoscaling, autoscaling, and elastic load balancers
• AWS Batch plans, schedules, and executes your batch computing workloads across the full range of AWS compute services and features, such as Amazon EC2 and Spot Instances

Storage Service

• S3 simple storage service - object storage
• S3 Glacier - low cost storage for archiving and long-term backup
• Storage Gateway - hybrid cloud storage with local caching
  • file gateway
  • volume gateway
  • tape gateway
• EBS - Elastic Block Storage - hard drive in the cloud you attach to EC2 instances eg. SSD, IOPS SSD, Throughput HHD, Cold HHD
• EFS - Elastic File Storage - file storage mountable to multiple EC2 instances at the same time
• Snowball - Physically migrate lots of data via a computer suitcase 50-80 TB
  • Snowball Edge a better version of snowball - 100TB
  • Snowmobile Shipping container, pulled by a semi-trailer trucj - 100PB

Business Centric Services

• Amazon Connect - Call Center - Cloud-based call center services you can setup in just a few click
• WorkSpaces - Virtual Remost Desktop - Secure managed service for provisioning
• WorkDOcs - content creation and collaboration service (AWS Sharepoint)
• Chime - AWS platform for online meetings, video conderancing
• WorkMail
• Pinpoint - marketing compaign management system use for sending targeted email, SNS, voice message
• SES - Simple Email Service - send marketing , notification, and emails (for marketers)
• QuickSight - A Business Intelligence (BI) service. Connect multiple datasource and quickly visualize data

Enterprise Integration

• Direct Connect dedicated Gigabit network connection from your premises to AWS imgagine
• VPN secure connection to your AWS network
• Storage Gateway a hybrid storage service that enables your on-permises applications to use AWS cloud storage
• Active Directory the AWS directory service dor MS Active Directory - AWS Managed MS AD]

Logging Service

• CloudTrail -logs all API calls(SDK, CLI) between AWS services
  • Detect developer misconfiguration
  • Detect malicious actors
  • Automate responses
• CloudWatch a collection of multiple services
  • Logs performance data about AWS services
  • Metrics represents a time-ordered set of data points. A variable to monitor
  • Events trigger an event based on a condition
  • Alarms triggers notifications based on metrics
  • Dashboard create visualizations based on metrics

Initialism

Check AWS docs for more info.