Tag: AMAZON S3

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Understand some basic code samples such as JSON code, config files, and IAM policy documents:  Amazon EC2, Amazon Elastic Load Balancing, Amazon EC2 Auto Scaling, Amazon Simple Notification Service (SNS), AWS KMS, Amazon CloudTrail, AWS Organizations, Amazon Simple Workflow Service (SWF), and Amazon Virtual Private Cloud (VPC), Load Balancing, DynamoDB, EBS, Multi-AZ RDS, Aurora, EFS, DynamoDB, NLB, ALB, Aurora, Auto Scalling, DynamoDB(latency), Aurora(performance), Multi-AZ RDS(high availability), Throughput Optimized EBS (highly sequential), Read the quizlet note cards here
AWS topics for DVA-C01

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What to study: LAMBDA [10-15% of Exam]Invocation types, Using notifications and event source mappings, Concurrency and throttling, X-Ray and Amazon SQS DLQs, Versions and aliases, Blue/green deployment, Packaging and deployment, VPC connections (with Internet/NAT GW), Lambda as ELB target, Dependencies, Environment variables (inc. encrypting them)
AWS topics for DVA-C01

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What to study: DYNAMODB [10-12% of Exam]Scans vs queries (and the APIs, parameters you can use), Local and Global Secondary indexes, Calculating Read Capacity Units (RCUs) and Write, Capacity Units (WCUs), Performance / optimization best practices, Use cases (e.g. session state, key/value data store, scalability), DynamoDB Streams, Use in serverless app with Lambda and API Gateway, DynamoDB Accelerator (DAX) use cases
AWS topics for DVA-C01: DynamoDB

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What to study: API Gateway [8-10% of Exam] Lambda / IAM / Cognito authorizers, Invalidation of cache, Integration types: proxy vs custom / AWS vs HTTP, Caching, Import / export OpenAPI Swagger specifications, Stage variables, Performance metrics,
AWS topics for DVA-C01: API Gateway

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What to study: COGNITO [7-8% of Exam] User pools vs Identity pools, Unauthenticated identities, AWS Cognito Sync, Using MFA with Cognito, Web identity federation,
AWS topics for DVA-C01: COGNITO

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What to study: S3 [7-8% of Exam]Encryption – make sure you understand S3 encryption very well for the exam, S3 Transfer Acceleration, Versioning, Copying data, Lifecycle rules,
AWS topics for DVA-C01

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What to study: IAM IAM policies and roles, Cross account access, Multi-factor authentication (MFA), API calls, IAM Roles with EC2 (instance profiles), Access keys vs roles, IAM best practices, Federation,
AWS topics for DVA-C01: IAM

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What to study: ECS Shared storage between containers, Single vs multi-docker environments, Uploading / downloading images with ECR, Placement strategies (e.g. spread, binpack, random etc.), Port mappings, Defining task definitions, IAM Roles for Tasks,
AWS topics for DVA-C01: ECS

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What to study: ELASTIC BEANSTALK Deployment policies and blue/green, .ebextensions and config file usage, Updating deployments, Worker vs web tier, Deployment, packaging and files, code, commands used, Use cases, 
AWS topics for DVA-C01: AMAZON ELASTIC BEANSTALK

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What to study: CLOUDFORMATIONS  CloudFormation template anatomy (e.g. mappings, outputs, parameters, etc.), Packaging and deployment including commands used, AWS Serverless Application Model (SAM),
AWS topics for DVA-C01

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What to study: AMAZON CLOUDWATCH  Monitoring application logs, Trigger scheduled Lambda invocation, Custom metrics, Metric resolution,
AWS topics for DVA-C01: AMAZON CLOUDWATCH

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What to study: CODECOMMIT, CODEBUILD, CODEDEPLOY, CODEPIPELINE, CODESTAR Know how each tool fits into the CI/CD pipeline, Various files used such as appspec.yml, buildspec.yml etc., Process for packaging and deployment, Deployment types with CodeDeploy including different , destination services (e.g. Lambda, ECS, EC2), Manual approvals with CodePipeline,
AWS topics for DVA-C01: CODECOMMIT, CODEBUILD, CODEDEPLOY, CODEPIPELINE, CODESTAR

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What to study: AMAZON CLOUDFRONT  
AWS topics for DVA-C01: AMAZON CLOUDFRONT

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What to study: X-RAYS  X-Ray daemon, installing and configuring, Lambda with X-Ray, Use cases / benefits, Inclusion in Elastic Beanstalk environment, Annotations vs segments vs subsegments vs metadata, API calls, Port used (UDP 2000),
AWS topics for DVA-C01: X-RAYS

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What to study: SQS Standard queues, FIFO, DLQ, delay queue, Decoupling applications use cases, Event source mapping to Lambda, Visibility timeout, Short polling vs long polling,
AWS topics for DVA-C01: SQS

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What to study: ELASTICACHE Use cases (caching and session state), In-memory data store, Services it sits in front of (e.g. Amazon RDS), Comparison against DynamoDB DAX, Lazy loading vs Write Through Caching, Memcached vs Redis,
AWS topics for DVA-C01: ELASTICACHE

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What to study: STEP FUNCTIONS Step Functions state machines, Using to coordinate multiple Lambda function invocations
AWS topics for DVA-C01: STEP FUNCTIONS

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What to study: SSM PARAMETER STORE Storing credentials, Rotation (application needs to do it) – comparison with secrets manager (which handles rotation automatically),
SSM PARAMETER STORE

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Know what instance types can be launched from which types of AMIs, and which instance types require an HVM AMI
AWS HVM AMI

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Have a good understanding of how Route53 supports all of the different DNS record types, and when you would use certain ones over others.
Route 53 supports all of the different DNS record types

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Know which services have native encryption at rest within the region, and which do not.
AWS Services with native Encryption at rest

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Kinesis Sharding:
#AWS Kinesis Sharding

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Handling SSL Certificates in ELB ( Wildcard certificate vs SNI )
#AWS Handling SSL Certificates in ELB ( Wildcard certificate vs SNI )

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Different types of Aurora Endpoints
#AWS Different types of Aurora Endpoints

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The Default Termination Policy for Auto Scaling Group (Oldest launch configuration vs Instance Protection)
#AWS Default Termination Policy for Auto Scaling Group

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Use AWS Cheatsheets – I also found the cheatsheets provided by Tutorials Dojo very helpful. In my opinion, it is better than Jayendrapatil Patil’s blog since it contains more updated information that complements your review notes.
#AWS Cheat Sheet

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Watch this exam readiness 3hr video, it very recent webinar this provides what is expected in the exam.
#AWS Exam Prep Video

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Start off watching Ryan’s videos. Try and completely focus on the hands on. Take your time to understand what you are trying to learn and achieve in those LAB Sessions.
#AWS Exam Prep Video

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Do not rush into completing the videos. Take your time and hone the basics. Focus and spend a lot of time for the back bone of AWS infrastructure – Compute/EC2 section, Storage (S3/EBS/EFS), Networking (Route 53/Load Balancers), RDS, VPC, Route 3. These sections are vast, with lot of concepts to go over and have loads to learn. Trust me you will need to thoroughly understand each one of them to ensure you pass the certification comfortably.
#AWS Exam Prep Video

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Make sure you go through resources section and also AWS documentation for each components. Go over FAQs. If you have a question, please post it in the community. Trust me, each answer here helps you understand more about AWS.
#AWS Faqs

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Like any other product/service, each AWS offering has a different flavor. I will take an example of EC2 (Spot/Reserved/Dedicated/On Demand etc.). Make sure you understand what they are, what are the pros/cons of each of these flavors. Applies for all other offerings too.
#AWS Services

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Follow Neal K Davis on Linkedin and Read his updates about DVA-C01
#AWS Services