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DjamgaTech Corp

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This AWS Cloud Training App provides: 
- 2 Mock Exams, 
- 4 Quizzes (30+ Questions per Quiz), 
- Score card
- Score Tracker
- Countdown timer 
- Questions and Answers about Development With AWS, Deployment, Monitoring, Troubleshooting, Refactoring.

The app covers: 
LAMBDA: 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, Lambda as ELB target, Dependencies, Environment variables

DYNAMODB: Scans vs queries , Local and Global Secondary indexes,
Calculating Read Capacity Units (RCUs) and Write, Capacity Units (WCUs), Performance / optimization best practices,
session state, key/value data store, scalability,
Streams, Usage with Lambda and API Gateway, DAX.

API GATEWAY: Lambda / IAM / Cognito authorizers, Invalidation of cache, Integration types, Caching, Import / export OpenAPI Swagger specifications, Stage variables, Performance metrics

COGNITO: User pools vs Identity pools, Unauthenticated identities, Using MFA with Cognito, Web identity federation

S3: Encryption – make sure you understand S3 encryption very well for the exam, S3 Transfer Acceleration, Versioning, Copying data, Lifecycle rules

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

ECS: Shared storage between containers, Single vs multi-docker environments, Uploading / downloading images with ECR, Placement strategies, Port mappings, Defining task definitions, IAM Roles for Tasks

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

CLOUDFORMATION: CloudFormation template anatomy (e.g. mappings, outputs, parameters, etc.), Packaging and deployment, AWS Serverless Application Model (SAM),

CLOUDWATCH: Monitoring application logs, Trigger scheduled Lambda invocation, Custom metrics, Metric resolution

DEVELOPER TOOLS – CODECOMMIT, CODEBUILD, CODEDEPLOY, CODEPIPELINE, CODESTAR, Know how each tool fits into the CI/CD pipeline, Various files used such as appspec.yml, buildspec.yml, Process for packaging and deployment, Deployment types with CodeDeploy

CLOUDFRONT: Viewer vs origin protocol policies, Lambda@Edge, Invalidate cache, Signed URLs, cookies, OAI

AWS X-RAY: X-Ray daemon, installing and configuring, Lambda with X-Ray, 
Annotations vs segments vs subsegments vs metadata, API calls

SQS
Standard queues, FIFO, DLQ, delay queue,
Decoupling applications use cases, Event source mapping to Lambda, Visibility timeout, Short polling vs long polling

ELASTICACHE
caching and session state, In-memory data store, Lazy loading vs Write Through Caching, Memcached vs Redis

STEP FUNCTIONS: Step Functions state machines,
Using to coordinate multiple Lambda function invocations

SSM PARAMETER STORE: Storing credentials, Rotation

Other Services:
AWS AI/ML, Apache Kafka, Apache Spark, Amazon Quicksight, Amazon Redshift, AWS Config, Amazon IoT, Data Lakes, SageMaker, Kubernetes, Amazon DevOps, Amazon ECS Anywhere, Amazon Aurora Serverless V2, Amazon Monitron, Amazon Lookout, AWS Proton, Babelfish for Aurora PostgreSQL, Amazon ECR, ML Analytics, AWS Workspaces, DAAS, IAAS, SAAS, PAAS, AWS EC2 for Mac, AWS X-Ray, Amazon Neptune, Glacier Deep Archive, Quicksight Q

Note and disclaimer: We are not affiliated with AWS or Amazon or Microsoft or Google. The questions in this app should help you pass the exam but it is not guaranteed. We are not responsible for any exam you did not pass.

Important: To succeed with the real exam, do not memorize the answers in this app. It is very important that you understand why a question is right or wrong and the concepts behind it by carefully reading the reference documents in the answers.


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