This is section two of How to Pass AWS Certified Big Data Specialty. In this post, I will share my last-minute cheat sheet before I heading into the exam. You may generate your last-minute...

I passed AWS Certified Big Data Specialty on July 29, 2019, after five months preparation! This certification exam is more difficult than the AWS CSAA I had. Most people think it’s even more difficult...

AWS QuickSight This is the cheat sheet on AWS QuickSight, AWS Athena, AWS Glue and AWS Elasticsearch. Business analytics service for visualizations and perform ad hoc analysis Visuals: a graphical representation of data visualization Sheets:...

This is the cheat sheet on AWS DynamoDB, S3, and SQS. AWS DynamoDB Features Fully managed NoSQL database service: On-demand capacity mode Built-in support for ACID transactions On-demand backups and point-in-time recovery Encryption at...

The cheat sheet is on AWS Machine Learning (ML) and IoT. Machine Learning (ML) Services AI Services Amazon Comprehend: natural language processing (NLP) service that uses machine learning to find insights and relationships in...