AWS – Amazon Simple Workflow Service (SWF)

In companies you can document business processes in the form of swim-lane diagrams. Some lanes requires human interaction (e.g. clicking the “approve” button), whereas other lanes are automated. For example you went on a business meeting to another city and you want to claim for hotel/travel expenses. Then you submit […]

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AWS – Elastic Load Balancer (ELB) overview

ELB is used for distributing traffic to a group of servers. Hence a group of servers shares the same load so that each server doesn’t get overwhelmed. It commonly uses the round robin approach to distribute work amongst the servers. However this approach can be adjusted by enabling “sticky sessions”. […]

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AWS – Amazon Elastic Cloud Compute (EC2) overview

EC2 is arguably the most important service available on the AWS platform,  EC2 is used for creating VMs on the AWS platform. These vms are referred to as EC2 “instances“. There are three pricing models available under EC2:   Pricing On-Demand Instances: This lets you pay for computing capacity by […]

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AWS – About this course

AWS CSA (associate level) – Amazaon Web Services Certified Solutions Architect You can book this exam at: After getting the AWS CSA (associate level), you can then move onto getting the AWS CSA (professional level) certification Core Architecture Best Practices You want to design your product […]

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AWS – Overview of AWS Services and categories

      All the AWS services are grouped into the following catagories: Here’s the list, Compute Amazon EC2 (elastic cloud computing). This has these key features: Auto Scaling Elastic Load Balancing (ELB) Storage and Content Delivery Elastic Block Store (EBS) Volumes – these are network attached block storage […]

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