DevOps & Cloud (AWS, AZURE, GCP) Tech Free Learning
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1. What is AWS?
2. What are the key services provided by AWS?
3. What is EC2 in AWS?
4. What is an S3 bucket?
5. Explain the difference between S3 and EBS.
6. What is IAM in AWS?
7. How does AWS VPC work?
8. What are Security Groups and how do they work?
9. What is an AWS region?
10. What are Availability Zones in AWS?
11. What is Auto Scaling?
12. What is Elastic Load Balancing?
13. What is Route 53?
14. Explain the difference between a public and private subnet.
15. What is CloudFormation?
16. What is AWS Lambda?
17. What is Amazon RDS?
18. How do you monitor AWS resources?
19. What is Amazon DynamoDB?
20. What is AWS Elastic Beanstalk?
21. What is Amazon CloudFront?
22. Explain Amazon SNS.
23. What is the difference between RDS and DynamoDB?
24. What are EIPs (Elastic IPs)?
25. How does AWS CloudTrail work?
26. What is Amazon CloudWatch?
27. What is the AWS Free Tier?
28. What is a NAT Gateway?
29. Explain the Shared Responsibility Model in AWS.
30. What are AWS Tags and why are they used?
31. How do you secure data at rest and in transit in AWS?
32. Explain the difference between AWS S3 Standard and S3 Glacier.
33. How does AWS S3 versioning work?
34. What is AWS Elasticache?
35. Explain the concept of a bastion host.
36. How do you implement high availability in AWS?
37. What is AWS Direct Connect?
38. What are AWS Managed Services?
39. What is AWS Config?
40. How do you set up cross-region replication in S3?
41. Explain AWS KMS.
42. What is Amazon Redshift?
43. How does AWS handle data encryption?
44. What is Amazon EFS?
45. Explain AWS Elastic Transcoder.
46. What is AWS CodePipeline?
47. How do you implement disaster recovery in AWS?
48. What is AWS OpsWorks?
49. What is AWS Step Functions?
50. Explain the difference between Spot Instances and Reserved Instances.
51. What is Amazon SWF?
52. How do you secure an AWS API Gateway?
53. What are Placement Groups in AWS?
54. What is AWS CodeDeploy?
55. How does Amazon Athena work?
56. What is AWS Snowball?
57. Explain the concept of AWS CloudHSM.
58. What is AWS X-Ray?
59. How do you manage secrets in AWS?
60. Explain AWS Systems Manager.
61. What is the difference between horizontal and vertical scaling in AWS?
62. How does AWS Lambda handle cold starts?
63. What is a VPC peering connection and how does it work?
64. Explain the use of AWS Transit Gateway.
65. What is Amazon EKS?
66. How do you manage multi-account AWS environments?
67. Explain the concept of serverless architecture in AWS.
68. What are AWS Organizations?
69. How do you optimize costs in AWS?
70. What are the best practices for securing an AWS environment?
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DevOps & Cloud (AWS, AZURE, GCP) Tech Free Learning
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1. What is Microsoft Azure?
2. What are the key services provided by Azure?
3. What is an Azure Subscription?
4. What is Azure Virtual Machine (VM)?
5. Explain the concept of Azure Regions and Availability Zones.
6. What is Azure Resource Manager (ARM)?
7. What is an Azure Virtual Network (VNet)?
8. How does Azure Storage work?
9. What is Azure Blob Storage?
10. What is the difference between Azure Blob Storage and Azure File Storage?
11. What is Azure App Service?
12. How does Azure Load Balancer work?
13. What is Azure Active Directory (AD)?
14. What is Azure SQL Database?
15. What is Azure Cosmos DB?
16. How does Azure Monitor work?
17. What is Azure Functions?
18. What is Azure Logic Apps?
19. What are Resource Groups in Azure?
20. What is Azure Key Vault?
21. What is Azure DevOps?
22. What is Azure Kubernetes Service (AKS)?
23. What is Azure Service Bus?
24. How does Azure Backup work?
25. What is Azure VPN Gateway?
26. What are Azure Virtual Machines Scale Sets?
27. What is Azure Traffic Manager?
28. Explain Azure CDN (Content Delivery Network).
29. What is Azure Disk Encryption?
30. What is Azure Site Recovery?
31. How do you secure Azure resources?
32. What is the Azure Pricing Calculator?
33. How does Azure Policy work?
34. What are Azure Availability Sets?
35. Explain Azure Multi-Factor Authentication (MFA).
36. What is Azure ExpressRoute?
37. How do you set up Azure Networking?
38. What is Azure API Management?
39. What is the difference between Azure Functions and Azure Logic Apps?
40. What is Azure Application Gateway?
41. What are Azure Managed Disks?
42. Explain the concept of Azure B2B and B2C.
43. What is Azure Automation?
44. What is the difference between Azure AD and AD DS?
45. What is Azure Data Lake?
46. What is Azure Data Factory?
47. How does Azure Resource Manager (ARM) Templates work?
48. What is the difference between Azure SQL Database and SQL Server on Azure VM?
49. What is Azure Data Bricks?
50. Explain the Azure AD Conditional Access.
51. What is Azure Network Security Group (NSG)?
52. What is Azure Security Center?
53. How does Azure Storage Explorer work?
54. What is Azure Event Hubs?
55. Explain Azure Firewall.
56. What is Azure Blueprint?
57. What is Azure Application Insights?
58. What is the difference between Azure Table Storage and Azure Cosmos DB?
59. How do you implement high availability in Azure?
60. What are Azure Reservations?
61. What is Azure Private Link?
62. What is Azure Synapse Analytics?
63. How do you manage compliance in Azure?
64. What is Azure Front Door?
65. Explain the use of Azure Bastion.
66. What are Azure Governance tools?
67. How does Azure Hybrid Benefit work?
68. What is Azure Sentinel?
69. How do you manage multi-tenant applications in Azure?
70. What are the best practices for securing an Azure environment?
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DEV Community
End-to-End AWS DevOps Project: Automate Java Application Build and Deployment on Amazon EKS
In this project, we’ll build and deploy a Java application on Amazon Elastic Kubernetes Service (EKS)...
I just published an in-depth guide on building and deploying a Java application to Amazon EKS using a fully automated CI/CD pipeline with AWS tools!
What’s Inside?
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With installation commands, setup instructions, and step-by-step explanations, this guide is designed to make your DevOps journey easier and more efficient.
📌 Perfect for DevOps engineers looking to gain hands-on experience with AWS tools and EKS deployment!
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If you want to become a Certified Kubernetes Administrator, or you want to become an EXPERT in Kubernetes, learn Kubernetes from scratch and understand everything, this repo is a good choice.
1. Kubernetes
2. Helm
3. Operator
4. Prometheus
5. EKS
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Many DevOps Engineers struggle to fully understand the structure of an Ansible directory and how everything ties together.
To make it easier, I've broken it down to help you better understand each component and its purpose.
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𝗛𝗲𝗿𝗲'𝘀 𝗮 𝗟𝗶𝘀𝘁 𝗼𝗳 20 𝗺𝗼𝘀𝘁 𝗰𝗼𝗺𝗺𝗼𝗻𝗹𝘆 𝘂𝘀𝗲𝗱 𝐃𝐨𝐜𝐤𝐞𝐫 🐬 𝗖𝗼𝗺𝗺𝗮𝗻𝗱𝘀!!
❤️ 𝐅𝐨𝐥𝐥𝐨𝐰 @prodevopsguy 𝐟𝐨𝐫 𝐦𝐨𝐫𝐞 𝐬𝐮𝐜𝐡 𝐜𝐨𝐧𝐭𝐞𝐧𝐭 𝐚𝐫𝐨𝐮𝐧𝐝 𝐜𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬!!! // 𝐉𝐨𝐢𝐧 𝐟𝐨𝐫 𝐃𝐞𝐯𝐎𝐩𝐬 𝐃𝐎𝐂𝐬: @devopsdocs
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DEV Community
🚀 Mastering DevOps: The Ultimate GitHub Repositories to Accelerate Your Journey♾
Looking to embark on your journey to becoming a proficient DevOps Engineer? Here's a handpicked list...
Are you looking to boost your DevOps skills? I've curated a list of the Most Useful DevOps/Cloud GitHub Repositories that will help you master the art of DevOps, whether you're just getting started or already have experience.
- Realtime DevOps projects for hands-on learning
- Comprehensive guides for CI/CD, Kubernetes, AWS, Azure, and more
- Tool-specific insights and installation guides
- Cheatsheets and setup installers to streamline your workflow
Join our community in mastering these tools and techniques to become a pro DevOps Engineer!
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The repository contains hands-on DevOps projects suitable for individuals at various skill levels, ranging from beginner to advanced.
Projects in this repository showcase the integration of DevOps practices with other cutting-edge technologies such as Machine Learning, Git, GitHub, etc.
The projects included cover a wide array of topics within the DevOps domain, providing practical experience and insights into real-world scenarios.
Whether you're new to DevOps or looking to enhance your skills, this repository offers valuable resources and projects to help you learn and grow in the field.
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➜ Easy to Use: ECS makes it simple to manage containers, especially if you already use AWS. It’s great for quick setups.
➜ Faster Development: With ECS, you can build and launch your apps faster, getting them into production sooner.
➜ Good for Small Teams: If your team doesn’t have a dedicated DevOps person, ECS helps reduce the amount of management you need to do.
➜ Simple Applications: For straightforward apps, ECS provides just the right amount of control without being complicated.
➜ Works Well with AWS: ECS is made for AWS users, so you don’t have to worry about complicated multi-cloud setups.
➜ Cost-Effective: ECS can save you money because there are no extra fees for control planes.
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1707116300601.gif
1.4 MB
Linux's file system is tree-like. The base is "/", with everything else branching off.
/bin
/boot
/dev
/etc
/home
/lib
/media
/mnt
/opt
/proc
/root
/sbin
/srv
/tmp
/usr
/var
cd
ls
mkdir
rmdir
cp
mv
rm
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1714359907264.gif
1.2 MB
𝐀𝐳𝐮𝐫𝐞 𝐍𝐞𝐭𝐰𝐨𝐫𝐤 𝐑𝐞𝐟𝐞𝐫𝐞𝐧𝐜𝐞 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞❗️
Planning a microservices architecture on Microsoft Azure? This post dives into the essential network components that will ensure your application is secure, scalable, and highly available.
🔶 Azure's Networking Powerhouse for Microservices:
✔️ Azure Virtual Network (VNet): The foundation for isolating and segmenting your network within Azure. VNets allow secure communication between microservices and, if needed, with the internet.
✔️ Azure Load Balancer or Azure Application Gateway: Distribute traffic evenly across your services or instances.
🔷 Load Balancer: Operates at layer 4 (TCP/UDP), perfect for general traffic distribution.
🔷 Application Gateway: A layer 7 (HTTP/HTTPS) option offering advanced features like SSL termination, WAF (Web Application Firewall), and URL-based routing – ideal for HTTP-based microservices.
✔️ Network Security Groups (NSGs): Enforce security rules at the subnet or network interface level, safeguarding your microservices from unauthorized traffic.
✔️ Azure DNS: Provides name resolution using Microsoft's infrastructure, crucial for service discovery within your microservices architecture.
😎 𝐅𝐨𝐥𝐥𝐨𝐰 @prodevopsguy 𝐟𝐨𝐫 𝐦𝐨𝐫𝐞 𝐬𝐮𝐜𝐡 𝐜𝐨𝐧𝐭𝐞𝐧𝐭 𝐚𝐫𝐨𝐮𝐧𝐝 𝐜𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬!!! // 𝐉𝐨𝐢𝐧 𝐟𝐨𝐫 𝐃𝐞𝐯𝐎𝐩𝐬 𝐃𝐎𝐂𝐬: @devopsdocs
Planning a microservices architecture on Microsoft Azure? This post dives into the essential network components that will ensure your application is secure, scalable, and highly available.
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1. Automated Deployment Pipeline:
- Learn to set up CI/CD pipelines using Jenkins, GitLab CI, or GitHub Actions.
- Automate testing, integration, and deployment processes.
2. Containerized Applications with Docker:
- Containerize a web application using Docker.
- Deploy multi-container applications with Docker Compose.
3. Infrastructure as Code (IaC):
- Use Terraform or AWS CloudFormation to manage and provision cloud infrastructure.
- Practice writing modular and reusable code.
4. Kubernetes Cluster Setup:
- Set up a Kubernetes cluster from scratch.
- Deploy and manage applications in a Kubernetes environment.
5. Monitoring and Logging:
- Implement monitoring using Prometheus and Grafana.
- Set up centralized logging with ELK Stack (Elasticsearch, Logstash, Kibana).
6. Configuration Management:
- Use Ansible or Puppet to automate configuration management tasks.
- Write playbooks/manifests to manage server configurations.
7. Version Control and Collaboration:
- Contribute to open-source projects on GitHub.
- Learn best practices for branching, merging, and pull requests.
8. Cloud Services Deployment:
- Deploy and manage applications on AWS, Azure, or Google Cloud.
- Get hands-on experience with services like EC2, S3, RDS, and Lambda.
- Document your projects on GitHub with detailed README files.
- Write blogs or create videos to explain your projects.
- Network with other DevOps enthusiasts and professionals.
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Horizontal scaling involves altering the number of pods available to the cluster to suit sudden changes in workload demands. As the scaling technique involves scaling pods instead of resources, it’s commonly a preferred approach to avoid resource deficits.
Contrary to horizontal scaling, a vertical scaling mechanism involves the dynamic provisioning of attributed resources such as RAM or CPU of cluster nodes to match application requirements. This is essentially achieved by tweaking the pod resource request parameters based on workload consumption metrics.
Cluster scaling involves increasing or reducing the number of nodes in the cluster based on node utilization metrics and the existence of pending pods. The cluster autoscaling object typically interfaces with the chosen cloud provider so that it can request and deallocate nodes seamlessly as needed.
Manual scaling in Kubernetes involves adjusting the number of nodes or resources allocated to a cluster manually. This can be done by adding or removing nodes, adjusting resource requests and limits, and distributing workloads across nodes to optimize performance.
Predictive scaling stands as a transformative approach in the orchestration of cloud-native applications, allowing Kubernetes to not just react to current demands but to anticipate future needs. This forward-looking strategy harnesses the power of data analysis and machine learning to create a more dynamic, efficient, and user-oriented scaling process.
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DevOps & Cloud (AWS, AZURE, GCP) Tech Free Learning
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\.gitlab-ci\.yml.\.circleci/config\.yml.\.travis\.yml.Remember that the best choice depends on your team's specific needs, existing tools, and preferences. Evaluate factors like ease of setup, integration, scalability, and community support when making your decision!🚀
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The daily activities of a DevOps engineer can vary depending on the specific organization, project, and team structure.
However, here are some common tasks and responsibilities that DevOps engineers typically engage in on a day-to-day basis:
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We add daily Tools Setup, Installations, Guides with each and every commands with clear explanation
More added daily so fork the repository for updates
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