mohsin-ashraf/aws-developer-associate

This repository is dedicated to AWS developer associate program. Given below is the timeline and topics to cover. This timeline is can be chaged during the course as I will progress. The details of each topic will be appended as I will go through the course.

AWS Certified Developer - Associate

Day 1 | July 20 2020 | Monday

Introduction
- Introduction To The Certified Developer - Associate Course
  - Roadmap of the course.
- Information For Students Who Have Completed The Solutions Architect Course
- How To Find The Resources For This Course
  - Exam is objective based from the following domains.
    
    Domain Weighting
    
    Deployment 22%
    
    Security 26%
    
    Development with AWS Services 30%
    
    Refactoring 10%
    
    Monitoring & Troubleshooting 12%
- Exam Blue Print
  - Minimum Passing score is 720 out 1000
  - $150 fee for exam
- The Free Alexa Skill For Amazon

Domain	Weighting
Deployment	22%
Security	26%
Development with AWS Services	30%
Refactoring	10%
Monitoring & Troubleshooting	12%

Day 2 | July 21 2020 | Tuesday

Beginners Guide To IAM
- IAM 101
  - Seting up users and granting them permissions to the console.
  - Centralized control of AWS accounts
  - Granular Permissions
    - Different levels of permissions to different users.
  - Multi-Factor Authentication
  - Users.
    - People registered in your AWS account via IAM.
      - Can give users customized permissions.
  - Groups.
    - Permissions which are common to users can be grouped togather and this group can be assigned to those users (e.g HR group, Marketing groups, and database team etc).
  - Roles.
    - Create roles and assign them to AWS resources.
      - Example: S3 bucket access using EC2 instance.
    - These roles can be consumed by both users and AWS resource.
  - Policies.
    - A document that defined one (or more) permissions.
    - Policy can be assigned to a User, Role, or a Group.
- IAM Lab
  - Customizing the signin url
  - Activation of MFA on root account.
    - A virtual MFA device.
    - Installing MFA competible application on your PC/phone/tablet etc, for accessing OTP.
    - Follow the instructions to complete MFA.
  - Create individual IAM users.
    - Programmatic Access.
      - Used for AWS API, CLI, SDK, and other development purposes.
    - AWS Management Console access.
      - Used for dealing with AWS management console.
    - Save the credentials before closing the window otherwise you won't get them back.
  - Use groups to assign permissions.
    - Creating groups and selecting relevant permissions for the groups.
    - View the policies by clicking on JSON.
    - Giving separate permissions along with grouped permissions.
  - Apply an IAM password policy.
    - Setting up rules for the password.
      - Length
      - Upper/Lower case
      - Digits
      - Special Charactors
      - and much more
  - IAM Roles.
    - Creating role for AWS services according to the needs.
  - Relevant White Paper
- IAM Summary.

Day 3 | July 22 2020 | Wednesday

Beginners Guide to EC2 I
- EC2 101
  - Resizable compute capacity in the cloud
    - Reduces the time required to obtain and boot new server instances to minutes.
    - Scale the server in minutes up and down.
    - No upfront payments no long term commitments.
  - On Demand instances.
    - A fixed hourly rate (or even per second) with no commitment.
  - Reserved instances.
    - Provides you with a capacity reservation, and offer a significant discount on hourly charge for an instance
      - 1 Year or 3 Years terms.
  - Spot Instances.
    - Enables you to bid whatever price you want for instance capacity, providing for even greater savings if your application have flexible start and end times.
    - For running a training job etc.
    - Preferably use on weekends.
    - If the spot instance gets terminated you won't get charged for the hour in which it got terminated.
    - If you terminate the spot instance by yourself you will get charged for that whole hour.
  - Dedicated Hosts.
    - Physical EC2 instances dedicated for your use.
    - Can be purchased as on demand.
  - Families of EC2 instances.
    - F.I.G.H.T.D.R.M.C.P.X are the available families.
  - EBS (elastic block storage) volumes for disk.
    - SSD
      - General Purpose SSD.
        
        Balances price and performance for a wide variety of workloads.
      - Provisioned IOPS SSD.
        
        Highest performance SSD volume for mission-critical workloads.
    - Magnetic.
      - Throughput Optimized HHD
        
        Low cost HHD volume designed for frequently accessed, throughput-intensive workloads.
      - Cold HHD.
        
        Lowest cost HHD volume desgined for less frequently accessed workloads
      - Magnetic.
        
        Previous Generation. Can be a boot volume.
- EC2 Lab
  - Creating instance and SSH in the instance.
  - Configuring the security role.
  - Setting up a apache webserver.
- Elastic Load Balancer
  - Helps us manage our load on multiple different servers.
  - Applicatoin Load Balancer.
    - Operates on OSI layer 7.
    - Can make clever routing and rooting decisions.
  - Network Load Balancer
  - Classic Load Balancer

Day 4 | July 23 2020 | Thursday

Beginners Guide to EC2 II
- Route53 Lab
  - AWS DNS Service
  - Registering and Purchasing a domain name
  - Creating Application Load Balancer
    - Listeners are used for the ELBs to tell on which port the ELB will listen.
- CLI Demo
  - AWS CLI Configuration.
  - AWS CLI Commands
- EC2 with S3 Role Lab
  - Applying role to EC2 for accessing S3 (without stoping it).

Day 5 | July 24 2020 | Friday

Beginners Guide to EC2 III
- RDS (Relational Database Service) 101
  - SQL server, Oracle, MySQL Server, Postgres Server, Amazon Aurora, and MariaDB.
  - Data Warehousing
- RDS Lab
- RDS Multi-AZ & Read Replicas
  - Automated Backups.
    - Can recover you database server at any point of time.
    - It will take full daily snapshot and will also store transaction log throughout the day.
    - When you do revercory, AWS will first choose the most recent snapshot of your database server, and then will apply the transaction logs.
  - Database snapshots.
    - You have to take the database snapshots manually.
    - Can be available after deletion of the origianl instance unlike automated backups.
  - Encryption.
  - Read & Write backup.
  - Multi-AZ
    - Disaster recovery
  - Read replica.
    - Scaling out your database by reading from replicate database and primary database.
- Elasticache 101
  - A web service that makes it easy to deploy, operate, and scale an in-memory cache in cloud.
- EC2 Summary

Day 6 | July 25 2020 | Saturday

S3 I
- S3 101
  - Simple storage service
    - Secure highly available & scalable for file storage.
  - Files can be from 0 bytes to 5 terabytes.
  - There is unlimited storage.
  - S3 is a universal namespace, which means names must be unique globally.
  - Bucket policies and Access controls.
  - Cross Origin Resource Sharing (CORS).
  - S3 IA (Infrequently Accessed)
    - For data which is accessed less frequently, but requires rapid access when needed.
    - Lower fee than S3 but you are charged a retrieval fee.
  - S3 Glacier very cheap, but used for archival only.
  - S3 chages in amount as storage per GB.
  - Number of requests (Get, Put, Copy etc).
- S3 Security
  - By default all S3 buckets created are PRIVATE.
  - Bucket policy
    - Bucket policies are used to control the access pattern.
    - Bucket policy is written in JSON.
    - Policies are applied to bucket level
  - Access Control list.
    - Applied at the object level.
- S3 Policies
  - Creating an S3 bucket.
  - Changing bucket policies.
  - Policy generator.
- S3 Encryption
  - In transit encryption.
    - SSL/TLS
  - At rest encryption.
    - S3 Managed Keys - SSE-S3
    - AWS key management service, managed keys, SSE-S3
    - Server side encryption with customer provided Keys - SSE-C
  - Client Side Encryption.
    - Encrypt files locally and then upload.
- Setup Encryption On An S3 Bucket

Day 7 | July 26 2020 | Sunday

S3 II
- CORS Configuration Lab
- CloudFront
- CloudFront Lab
- S3 Performance Optimization
- S3 Performance Update
- S3 Summary

Day 8 | July 27 2020 | Monday

Introduction to Serverless Computing I
- Serverless 101
- Lambda
- API Gateway
- Build a Simple Serverless Website with Route 53, API Gateway, Lambda and S3
- Version Control With Lambda

Day 9 | July 28 2020 | Tuesday

Introduction to Serverless Computing II
- Make an Alexa Skill Lab
- Step Functions
- X-Ray
- Advanced API Gateway
- Serverless Summary

Day 10 | July 29 2020 | Wednesday

DynamoDB I
- Introduction to DynamoDB
- Creating a DynamoDB Table Lab
- Indexes Deepdive
- Scan vs Query API Call
- DynamoDB Provisioned Throughput

Day 11 | July 30 2020 | Thursday

DynamoDB II
- DynamoDB On Demand Capacity
- DynamoDB Accelerator (DAX)
- Elasticache
- DynamoDB Transactions
- DynamoDB TTL
- DynamoDB Streams
- Provisioned Throughput Exceeded & Exponential Backoff
- DynamoDB Summary

Day 12 | July 31 2020 | Friday

KMS & Encryption on AWS
- KMS 101
- KMS API Calls
- KMS Envelope Encryption
- KMS Exam Tips

Day 13 | August 1 2020 | Saturday

Other AWS Services I
- SQS
- Simple Notification Service
- Mobile App
- SES vs SNS
- ElasticBeanstalk 101
- Deploying Applications Using ElasticBeanstalk

Day 14 | August 2 2020 | Sunday

Other AWS Services II
- Updating ElasticBeanstalk
- Advanced ElasticBeanstalk
- RDS & ElasticBeanstalk
- Kinesis 101
- Kinesis Lab
- Maker Labs
- Other AWS Services Summary

Day 15 | August 3 2020 | Monday

Developer Theory I
- What Is CICD
- CodeCommit 101
- CodeCommit Lab
- CodeDeploy 101
- CodeDeploy Lab

Day 16 | August 4 2020 | Tuesday

Developer Theory II
- CodePipeline 101
- CodePipeline Lab
- Advanced CodeDeploy the AppSpec File

Day 17 | August 5 2020 | Wednesday

Developer Theory III
- Docker and CodeBuild Lab Part 1
- Docker and CodeBuild Lab Part 2
- Docker and CodeBuild Lab Summary and Exam Tips

Day 18 | August 6 2020 | Thursday

Developer Theory IV
- CloudFormation
- CloudFormation Lab
- Serverless Application Model (SAM)
- CloudFormation & SAM Lab
- CloudFormation Nested Stacks
- Developer Theory Summary

Day 19 | August 7 2020 | Friday

Advanced IAM Summary
- Web Identity Federation
- Cognito User Pools
- Cognito Lab
- Inline Policies vs Managed Policies vs Custom Policies
- Advanced IAM Summary

Day 20 | August 8 2020 | Saturday

Monitoring
- Introduction To CloudWatch
- CloudWatch Lab
- CloudWatch Vs CloudTrail

mohsin-ashraf / aws-developer-associate

AWS Certified Developer - Associate

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