# Aws Zero To Hero

Contents:

* Learn about the different pricing models offered by AWS and write a post in own words.
    
* Differentiate between on-premises, on-cloud, and hybrid cloud computing models, and explain when each might be most appropriate.
    
* Explore IAAS, PAAS and SAAS with examples.
    
* Learn about the history of AWS and key milestones and developments in its evolution and share it on LinkedIn.
    

**1) AWS pricing model.**

**Title:** "**Understanding How AWS Prices Work: Choosing What's Best for You**"

Understanding Pay-as-you-go, Reserved Instances, and Savings Plans empowers businesses to make cost-effective decisions in the cloud. Proficiency in AWS pricing models is a vital skill for AWS Solution Architects.

🤔 How AWS charge money?

↗ Pay-as-you-go: With this model, you pay only for the resources you consume, making it flexible and cost-effective for variable workloads.

↗ Reserved Instances (RIs): RIs offer significant cost savings for committed usage of specific instance types in a specific region, but require a one or three-year commitment.

↗ Savings Plans: Savings Plans offer significant cost savings in exchange for a commitment to a consistent amount of usage (measured in $/hr) for a 1 or 3-year term.

↗ Spot Instances: These allow you to bid for unused EC2 capacity at potentially lower prices, making them suitable for workloads that can be interrupted.

↗ Data Transfer Pricing: AWS charges for data transfer out of their services, but data transfer between AWS services within the same region is often free.

↗ Storage Pricing: AWS offers various storage options (e.g., S3, EBS, Glacier) with different pricing based on usage, type, and region.

**2) On-Premises, On-Cloud, and Hybrid Cloud Computing Models.**

**Title:** "Navigating On-Premises, Cloud, and Hybrid Models: Choosing the Right Path for Your Business"

*Intro*: The computing landscape offers a spectrum of deployment models, each with its merits. Assessing the strengths of on-premises, on-cloud, and hybrid models is crucial for making informed decisions.

1. **On-Premises:**
    
    * Resources managed in own physical data centers.
        
    * Full control over hardware and software.
        
    * Upfront capital investment and maintenance costs.
        
2. **On-Cloud (AWS):**
    
    * Cloud services over the internet (e.g., EC2, S3).
        
    * Scalability, flexibility, pay-as-you-go model.
        
    * Reduced operational overhead.
        
3. **Hybrid Cloud:**
    
    * Combines on-premises with cloud resources.
        
    * Seamless integration via AWS services (e.g., Outposts, Direct Connect).
        
    * Optimize based on specific needs, leverage existing investments.
        

**3) Explore IAAS, PAAS and SAAS with examples.**

**IAAS** (Infrastructure as a service) and **PAAS**(Platform as a service),**SAAS**(Software as a service)

1. **IAAS**: Provides virtualized computing resources over the internet. Example: AWS EC2, offering scalable compute power and storage.
    
2. **PAAS**: Offers a platform allowing customers to develop, run, and manage applications without dealing with the underlying infrastructure complexities. Example: AWS Elastic Beanstalk for deploying and scaling web applications.
    
3. **SAAS**: Delivers software applications over the internet on a subscription basis, eliminating the need for installation or maintenance. Example: AWS SaaS solutions like Amazon Workspaces for virtual desktops.
    

**4) History of AWS and key milestones**

**Title:** "AWS: A Journey Through Innovation and Evolution"

*Intro*: Amazon Web Services (AWS) has revolutionized cloud computing since its inception. Exploring its evolution unveils a trail of pivotal milestones shaping the digital landscape.

1. **Genesis of AWS**: Born from Amazon's need for scalable infrastructure, AWS officially launched in 2006, offering cloud computing services to external customers.
    
2. **Key Milestones**: From the introduction of Elastic Compute Cloud (EC2) to the expansion of services like S3, Lambda, and the inception of AI-driven services like AWS Rekognition and SageMaker, AWS has continually evolved.
    
3. **Global Expansion**: AWS expanded its data center presence globally, ensuring low latency and high availability for users across the world.
    
4. **Community and Impact**: AWS's impact on startups, enterprises, and various industries is evident through success stories and innovative solutions powered by their services.
    

Sharing the journey of AWS showcases its role in shaping the digital era, inspiring innovation and transformation across industries.

**#AWSwithTWS #7DaysOfAWS**