Year: 2021

Elastic Load Balancing

Scalability and High Availability Scalability is a process to handle a growing amount of work load by adding resources to the system. There are two kinds of scalability: Vertical Scaling Horizontal Scaling(= elasticity) Vertical Scaling Vertical scaling refers to adding more resources (CPU/RAM/DISK) to your server For example, your application runs on a t2.micro. Scaling […]

Route 53

Domain Name System (DNS) The Internet Protocol (IP) address of your website is like your phone number. DNS is like the phonebook. Domain Name System is a globally-distributed service that is foundational to the way people use the Internet. DNS uses a hierarchical name structure, and different levels in the hierarchy are each separated with […]

Amazon S3 Exercises

How to create an Amazon Simple Storage Service (Amazon S3) Bucket How to Upload, Make Public, Rename, and Delete Objects in Your S3 Bucket How to host a static website in Amazon S3 How to enabled CORS in Amazon S3 How to enable Version Control in Your S3 Bucket How to enable Lifecycle Management

Amazon CloudWatch and AWS CloudTrail

Amazon CloudWatch Amazon CloudWatch is a service that you can use to monitor your AWS resources and your applications in real time. With Amazon CloudWatch Metrics: Collect and track key metrics Logs: Collect, monitor, analyze and store log files Events: Send notifications when certain events happen in your AWS Alarms: React in real-time to metrics […]

AWS Identity and Access Management (IAM)

AWS Identity and Access Management (IAM) AWS Identity and Access Management (IAM) enables you to manage access to AWS services and resources securely. Using IAM, you can create and manage AWS users and groups, and use permissions to allow and deny their access to AWS resources IAM is used to control Identity – who can […]

Amazon Simple Storage Service (S3)

Amazon Simple Storage Service – Introduction Amazon Amazon Simple Storage Service is a service offered by Amazon Web Services that provides object storage in AWS which can be access through a web service interface Amazon S3 provides developers and IT teams with secure, durable, and highly-scalable cloud storage. Amazon S3 is easy-to-use object storage with a […]


What is Amazon VPC? The Amazon Virtual Private Cloud (Amazon VPC) is a custom-defined virtual network within the AWS Cloud. You can provision your own logically isolated section of AWS, similar to designing and implementing a separate independent network that would operate in an on-premises data center. It is the networking layer for Amazon Amazon […]

VPC Quiz Questions

What is the minimum size subnet that you can have in an Amazon VPC? A. /24 B. /26 C. /28 D. /30 What properties of an Amazon VPC must be specified at the time of creation? (Choose 2 answers) A. The CIDR block representing the IP address range B. One or more subnets for the […]

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