Learning Knacks

What is Cloud Computing? Cloud Computing Cloud Computing is the Buzz word which you can hear in business communications very frequently. Though the concept of Cloud Computing is not new it is a more than a decade old when Amazon started it’s Cloud Computing services with the name of Amazon Web Services or AWS. Since then, Cloud Computing is evolved many times. Many organizations already adopted the services of Cloud Computing. However, this CORONA pandemic now gave a new push to the adoption of Cloud Computing and put this into a rapid path. Irrespective of organization size, be it a big, medium or small organization they are planning to migrate their IT load into the Cloud environment. It became apparent to understand cloud computing what are different type of services it provides? what are different deployment model? what are the benefits of cloud computing? and what are the common challenges? Cloud Computing Concept: In order to understand the Cloud Computing concept, you need

Public Cloud Vs Private Cloud Vs Hybrid Cloud Public Cloud: •        Most popular model of cloud computing services. •        Third-party cloud service provider owns and manage the under laying infrastructure. •        Resources (hardware, storage, network) are shared among multiple organizations •        Resources are delivered over the internet Advantages: •        Cost-Effective •        Easy Deployment •        Near to unlimited on-demand Scalability •        No Maintenance   Private Cloud: •        Resources are used exclusively by one business or organization •        Can be physically located at your organization's on-site datacenter or it can be hosted by a third-party service provider •        more expensive than public Advantages: •        More flexibility •        More control •        Custom security •        Help to meet the Compliance/Regulatory requirement Hybrid Cloud: •        Combines private cloud, with a public cloud

What are IaaS, PaaS and SaaS What are IaaS, PaaS and SaaS Infrastructure as a Service (IaaS)     Provides virtualized computing resources over the internet.    Cloud provider manages IT infrastructures (storage, server and networking resources), and delivers them to customers via virtual machines accessible through the internet.    Building block for all services provided by Cloud Computing.    Examples of IaaS:  • AWS Elastic Compute Cloud (EC2)  • Azure VM  • Google Compute Engine   Platform as a Service (PaaS)   Provides a platform allowing customers to develop, run, and manage applications without the complexity of building and maintaining the infrastructure.   Typically designed to support the complete web application lifecycle: building, testing, deploying, managing and updating.   Allows user to avoid the expense and complexity of buying and managing software licenses, the underlying application infrastructure and middleware.   You manage the applications and servi