AWS Tutorial for Beginners

AWS DevOps speeds up software development and deployment by fusing DevOps techniques with the strength of Amazon Web Services (AWS). You can improve operational efficiency, automate infrastructure management, and streamline CI/CD pipelines by utilizing a comprehensive suite of AWS tools. Explore this AWS DevOps tutorial for beginners and check out our AWS course syllabus to get started.

Getting Started to AWS

The cloud computing platform AWS (Amazon Web Services) is extensive and intricate. Here is an explanation of basic AWS concepts, arranged for ease of understanding:

• Core Infrastructure of AWS
• AWS Compute Services
• AWS Storage Services
• AWS Network Services
• AWS Management and Security Services
• AWS Database Services
• AWS Developer Tools
• Importance of Learning AWS

Core AWS Infrastructure

AWS Regions and Availability Zones (AZs) comprise the basis of the infrastructure of Amazon Web Services (AWS). These parts are intended to offer scalability, redundancy, and fault tolerance.

AWS Regions

Regions of Amazon Web Services (AWS) are geographical areas that house Availability Zones (AZs) and data centers.

• To minimize latency and guarantee that data is near end users, AWS Regions are positioned strategically throughout the world.
• There are several AZs, or geographically distinct data centers, in each region.
• Low latency, high throughput networking connects AZs.
• User queries may be sent to another AZ in the event that one fails. 

Availability Zones

Amazon Web Services Data Centers known as Availability Zones (AZs) that are separated from other AZs in case of failure. AWS Regions, which are sizable geographic areas, contain AZs.

• Like conventional data centers in an area.
• There are several separate data centers in each AZ.
• In the event of an outage, AZs in the same area are intended to offer redundancy. 

Edge Locations

Data centers that provide services and information to users worldwide are known as edge sites. They are an essential component of the infrastructure of AWS. 

• Material Delivery: To expedite user delivery, edge locations cache material.
• Network Optimization: Requests are routed to the closest edge location by edge locations, which lowers latency and boosts efficiency.
• Security: Malicious traffic can be filtered and blocked by edge sites.
• Computing: Request routing and network optimization are among the fundamental functions that edge locations can carry out.  

Benefits of AWS Infrastructure

Some of the benefits of AWS infrastructure:

• Databases and applications developed over several AZs are more scalable and fault-tolerant. 
• High infrastructure availability is provided by AWS. 
• The purpose of AWS Regions is to offer fault isolation.

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AWS Compute Services

AWS computing services, commonly referred to as Infrastructure-as-a-Service (IaaS), provide storage, virtual servers, and application programming interfaces (APIs). Here are the AWS compute services:

Amazon EC2

A range of instance types, storage, memory, and networking configurations are available with Amazon EC2. Users have control over how much computer power they use.

• Cloud-based virtual servers, or instances: It provides a range of instance kinds that are tailored for distinct workloads.
• Key Concepts: CPU, memory, and network capacity are determined by instance kinds, such as t2.micro and c5.xlarge.
• Amazon Machine Images, or AMIs: They are templates that specify the software and operating system.
• Security Groups: Virtual firewalls that regulate both inbound and outgoing traffic are known as security groups.
• Elastic IP Addresses: Static public IP addresses are known as elastic IP addresses.

AWS Lambda

An automatically scalable serverless computing solution. Numerous widely used coding languages are supported.

• Platform for serverless computing.
• Execute code without managing or allocating servers.
• Execution  based on events.

Amazon ECS (Amazon Elastic Container)

One container management solution is Amazon Elastic Container solution (Amazon ECS). 

Developers may run apps in the cloud without having to set up an environment for the code to run in due to Amazon Elastic Container tool (ECS), a cloud computing tool within Amazon Web Services (AWS) that manages containers. 

Amazon EKS (Amazon Elastic Kubernetes Service)

A company’s Kubernetes management infrastructure can be operated with the help of Amazon Elastic Kubernetes Service. 

• Complex, microservices-based applications are a good fit for EKS. 
• It gives you more authority over the location and arrangement of containers. 
• EKS boasts a sizable community for growth and assistance. 

Difference Between ECS and EKS:

Amazon Lightsail: A streamlined computing solution with a user-friendly UI for instance management and launch. 

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AWS Storage Services

To store, access, protect, and analyze your data, AWS provides a wide range of dependable, scalable, and secure storage services. It offers storage options that are difficult to achieve with on-premises tools and makes it simpler to match your storage solutions with your demands.

Amazon S3

Data is stored, safeguarded, and retrieved using Amazon S3, or Simple Storage Service. There are numerous uses for this cloud storage service, such as:

• Backups and archival: It saves information for later use.
• Content distribution and hosting: It saves data for websites and mobile applications.
• Disaster recovery: Keep information safe in case of emergencies.
• Big data and analytics: It saves information for machine learning and analytics.
• Software and object distribution: It saves information for both.
• IoT devices: Data storage for Internet of Things devices
• Enterprise application storage: Data for enterprise applications should be stored here.
• Data lakes: Offer the data lakes’ foundational storage layer.

Any quantity of data can be stored and retrieved using object storage provided. Amazon S3 is very accessible, robust, and scalable.

AWS Batch: It enables customers to define task dependencies and execution settings. Numerous batch computing workflow engines and languages are compatible with it.  

Key Concepts of Amazon S3: 

• Buckets: Object storage containers.
• Objects: Files kept in buckets are called objects.
• Storage Classes: It optimizes cost and retrieval time including S3 Standard and S3 Glacier.

Amazon EBS (Elastic Block Storage)

The fully managed AWS Elastic Beanstalk service is used to automatically deploy and provision web application resources. 

A block storage solution called Amazon Elastic Block Store (EBS) enables you to design and control storage volumes for Amazon EC2 instances. These volumes can be used to operate databases, install apps, store files, and more.

• Scalability: It is possible to increase storage capacity without interfering with operations.
• High Performance: EBS provides high availability and low latency performance.
• Persistent Data: Even EC2 instances are shut down, data is retained on EBS servers.
• Snapshots: Point-in-time backups of your volumes are possible.
• Encryption: Your volumes can be protected by encryption.

Apps, databases, file systems, backups, development and testing environments, virtual desktops, and log files are the use cases of Amazon EC2.

Amazon EC2 Auto Scaling: This feature creates or removes EC2 instances automatically in accordance with predetermined criteria.

Amazon EFS (Elastic File System)

You can store and exchange files with other AWS services and on-premises resources using the EFS, a cloud storage solution. You don’t have to worry about controlling storage capacity or performance because EFS is fully managed.

• Scalability: Data stored in EFS file systems can grow automatically from gigabytes to petabytes.
• Performance: Every compute instance receives consistent performance from EFS.
• Durability: EFS is made to be extremely available and long-lasting.
• Cost: You simply pay for what you use, and there are no setup or minimum fees.
• Usability: EFS’s straightforward interface makes it easy and quick to construct and configure file systems.

Amazon RDS (Relational Database Service)

Setting up, running, and scaling a relational database in the cloud is made easy using Amazon Relational Database Service (Amazon RDS), a group of managed services. 

• Relational databases like MySQL, PostgreSQL, and SQL Server, were managed by it.
• It makes database management easier.

Amazon DynamoDB

Amazon A managed NoSQL database service called DynamoDB enables users to create and expand applications. Users only pay for the resources they use as it’s a serverless database. It delivers dependable and quick performance.

• Scalability: Any size table can be supported with DynamoDB. High-performance applications that might overload conventional relational databases are intended to be handled by it.
• Fault tolerance: DynamoDB comes with built-in fault tolerance, durability, and availability.
• Performance: DynamoDB provides reliable single-digit millisecond performance.
• Key-value and document data models: DynamoDB is compatible with both types of data structures.
• Secondary indexes: Both local and global secondary indexes are supported by DynamoDB.

Businesses like Samsung, Lyft, and Amazon.com use DynamoDB. Additionally, serverless applications use Amazon DynamoDB.

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AWS Networking Services

With low latency and high throughput, Amazon CloudFront, AWS Global Accelerator, and Amazon Route 53 safely transport your data. Use AWS application networking to streamline and enhance the network architecture of your application. 

Amazon VPC (Virtual Private Cloud)

A logically separated portion of Amazon Web Services Cloud is made available by the commercial cloud computing service Amazon Virtual Private Cloud, which offers a virtual private cloud. 

• Through a virtual private network based on IPsec, enterprise clients can access the Amazon Elastic Compute Cloud. 
• It is a separate network within the AWS cloud. 
• It enables you to specify the topology of your network.

Key Concepts

• Subnets: They are VPC segments.
• Route tables: It manages the routing of network traffic.
• Internet Gateway: Communication with the internet is made possible by it.
• NAT Gateways: Instances on private subnets can connect to the internet due to it.
• Network ACLs and Security Groups: It manages network traffic.

Amazon Route 53

Since 2010, Amazon Web Services has offered Amazon Route 53 as a Domain Name System service. The number “53” alludes to the TCP/UDP port 53, which is where DNS server requests are sent, and the name may be a reference to US Routes. 

Three primary tasks may be completed with Route 53: DNS routing, domain registration, and health checking via the AWS Management Console without the need for coding.

AWS Direct Connect

AWS Direct Connect is a service that uses a private network connection to link your network to Amazon Web Services (AWS). This solution can boost bandwidth, lower expenses, and enhance network efficiency. It is an exclusive network link to AWS. It offers more bandwidth and less latency.

• Low latency: By transferring data across the AWS global network, bottlenecks are less likely to occur.
• Resilience: You can establish robust network connections between Amazon VPC and your on-premises architecture.
• Scalability: As your company expands, you can enlarge your network. 

Amazon VPN (Virtual Private Network)

You may safely link your branch office location or on-premises network to your Amazon Virtual Private Cloud (Amazon VPC) with AWS Site-to-Site VPN. 

• You may safely connect users to on-premises or AWS networks with the help of an AWS Client VPN. 
• It enables you to establish secure connections between your AWS VPCs and on-premises networks.

Amazon CloudFront

A content delivery network (CDN) called Amazon CloudFront expedites the delivery of web content to users. Amazon Web Services is in charge of running it (AWS). Content Delivery Network (CDN) service provided by AWS CloudFront.

• CloudFront distributes material using a network of data centers known as edge sites.
• CloudFront directs a user’s request for content to the edge location nearest to the user.
• The content is provided instantly if it is already cached at the edge location.
• By caching copies of content near viewers, CloudFront reduces the strain on origin servers and improves latency.

Advantages offers a high degree of security, boosts efficiency, enhances availability and dependability, and supports the HTTP or HTTPS protocols.  

We should utilize CloudFront to provide both static and dynamic information, including image files, HTML, CSS, and JavaScript. It is providing on-demand video in various forms, It is organizing live events, including conferences, concerts, and gatherings.

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AWS Management and Security Services

To assist you in creating, migrating, and managing workloads and applications, Amazon Web Services (AWS) provides a range of management and security services.

Security Services

• AWS Security Hub: By doing best practice checks, combining alarms, and enabling automatic remediation, it maintains security posture.
• Amazon GuardDuty: It monitors for unwanted behavior and criminal activity
• Amazon Detective: It gathers log information to assist with security investigations
• AWS Firewall Manager: It sets up and controls firewall rules for all of your apps and accounts.
• AWS Shield: It prevents DDoS assaults.

Management Services

• AWS Managed Services (AMS): With AWS Managed Services (AMS), you can extend your AWS adoption and run more effectively and securely.
• AWS Auto Scaling: You can create scaling plans for resources like Amazon EC2 instances, Spot Fleets, and more with the aid of AWS Auto Scaling.  

AWS IAM (Identity and Access Management)

One web service for safely managing access to AWS services is called AWS Identity and Access Management (IAM). Users, security credentials like access keys, and permissions that limit which AWS resources users and apps can access can all be centrally managed with IAM. It Controls access to AWS resources.

• Users: Individuals or applications with AWS access.
• Groups: Collections of users.
• Roles: Permissions for AWS services and applications.
• Policies: Define permissions.

AWS CloudWatch

It is an observability and monitoring service. Amazon CloudWatch is a monitoring service that keeps tabs on how well AWS resources and apps are performing. It can assist you:

• Track and resolve problems.
• Make the best use of your resources.
• Diagnose and fix infrastructure issues.
• React to modifications in performance.
• Gain insights into operational health.
• Streamline operations.
• It gathers and monitors events, logs, and metrics.

AWS CloudTrail

It is an auditing tool that records API calls to AWS services is called AWS CloudTrail. For your AWS account, AWS CloudTrail is a service that tracks and logs user activity and API requests. It assists you in enhancing security, resolving problems, and guaranteeing regulatory compliance.

• It monitors events in the AWS SDKs, AWS APIs, and AWS Management Console.
• It keeps track of who submitted a request, what services were used, and what was done.
• It uploads log files to a bucket on Amazon S3.

AWS Config

AWS Config assists you in documenting software configuration changes for servers or virtual machines (VMs) in your on-premises environment as well as EC2 instances in your AWS account. 

• Installed apps, network configuration, and operating system upgrades are among the configuration data that AWS Config records. 
• It Monitors modifications to AWS resource configurations.

AWS Trusted Advisor

AWS A product called Trusted Advisor assists you in optimizing your AWS infrastructure to increase security, boost speed, and save money. 

It examines your AWS setup and offers suggestions based on industry best practices. It offers suggestions for performance, security, and cost reduction.

• Your environment’s cost, performance, resilience, security, operational excellence, and service limitations are assessed by a trusted advisor.
• It helps you provision resources by offering real-time guidance.
• It determines how many Reserved Instances you should have by looking at your Amazon EC2 compute consumption history.  

AWS Organizations

As you expand and scale your AWS resources, AWS Organizations assists you in centrally managing and governing your environment. Multiple AWS accounts can be managed centrally by AWS organizations. You can apply policies for governance, aggregate accounts to streamline workflows, create accounts and assign resources, and streamline billing by using a single payment method for all of your accounts with Organizations. 

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AWS Database Services

Among the many database services provided by Amazon Web Services (AWS) are Amazon DynamoDB, Amazon Aurora, Amazon RDS, Amazon ElastiCache, Amazon Redshift, and Amazon Neptune.  

• Amazon DynamoDB: High-performance applications can be performed on a serverless NoSQL database. 
• Amazon Aurora: An entirely managed relational database engine that works with PostgreSQL and MySQL is called Amazon Aurora. 
• Amazon RDS: Setting up, running, and scaling relational database management systems (RDBMS) in the cloud is made simple by this managed relational database service.
• Amazon ElastiCache: An entirely controlled in-memory cache and data store that improves application speed.
• Amazon Redshift: An analytics database engine that analyzes massive amounts of graph data. 
• Amazon Neptune: It is a cloud data warehouse that employs SQL to analyze structured and semistructured data. 

AWS Developer Tools

Use AWS developer tools to host code and build, test, and launch your apps efficiently. Use essential tools for DevOps software development, such as code editors, software development kits (SDKs), and continuous integration and delivery (CI/CD) services.\

AWS CodeCommit

Assets (including documents, source code, and binary files) can be discreetly stored and managed in the cloud with AWS CodeCommit, a version control service offered by Amazon Web Services.

AWS CodeBuild

AWS CodeBuild is a cloud-based solution that prepares software for deployment, executes tests, and compiles source code. This fully managed continuous integration service scales up and down on its own. 

AWS CodeDeploy

Code deployments to on-premises computers, Lambda functions, and Amazon EC2 instances are automated using AWS CodeDeploy. 

Applications can be deployed from a variety of sources, such as GitHub, Amazon S3, and AWS CodePipeline itself. By enabling incremental updates, CodeDeploy minimizes downtime and guarantees a seamless transition between application versions.

AWS CodePipeline

Establishing a CodePipeline entails specifying steps and actions that carry out operations like creating, testing, deploying, and retrieving source code. 

Set the source location: This may be an Amazon S3 bucket, GitHub, or an AWS CodeCommit repository. Using AWS CodeBuild and AWS CodeDeploy, configure the following steps to incorporate build and test operations.

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Importance of Learning AWS

Gaining knowledge about Amazon Web Services (AWS) can be beneficial since it can help you acquire highly sought-after abilities that may open up more favorable employment prospects. Gaining knowledge about Amazon Web Services (AWS) can be beneficial since it can help you acquire highly sought-after abilities that may open up more favorable employment prospects.

• Job Opportunities: AWS is a popular cloud platform that runs a lot of enterprises, and those who know how to use it are in great demand.
• Salary: Professionals with AWS certification may see increases in their pay.
• Career Advancement: You can take on more difficult tasks and progress your career with AWS abilities.
• Credibility: You can verify your expertise and credibility by earning an AWS certification.
• Networking: You can grow your professional network with the aid of AWS.
• Problem-Solving: You may get better at solving problems by using your AWS skills.

Benefits of AWS Certification

• Competitive Edge: AWS qualifications might provide you a competitive edge over other job seekers.
• Professional Growth: Obtaining an AWS certification can help you advance in your position or take on increasingly difficult tasks.
• Higher Earnings: Having an AWS certification can help you get paid more.
• Global Community: You can network with experts around the world by earning an AWS certification.

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Conclusion

This is a thorough AWS tutorial for beginners for providing the core ideas of AWS. As you explore further, you’ll meet more specialized services and features. To assist you in learning more about cloud computing, we provide AWS certification and training programs in Chennai.