🧠 189. What is Cloud Hosting?

Cloud hosting means hosting applications on cloud servers rather than physical servers.

Benefits:

✅ Scalability

✅ High availability

✅ Pay-as-you-go pricing

Popular Cloud Providers:

AWS

Microsoft Azure

Google Cloud Platform

🧠 190. Difference Between AWS, Azure, and GCP

Cloud | AWS | Azure | GCP

Position | Market leader | Strong Microsoft integration | Strong AI & Analytics

Focus | Largest service portfolio | Enterprise-focused | Developer-friendly

Popularity | Most popular cloud platform | Popular in enterprises | Strong data services

AWS Popular Services:

EC2

S3

RDS

Lambda

Azure Popular Services:

Virtual Machines

Azure SQL

Azure Functions

GCP Popular Services:

Compute Engine

BigQuery

Cloud Functions

🔥 Frequently Asked DevOps Interview Questions

Git

1. What is Git?

2. What is GitHub?

3. What is branching?

4. What is rebasing?

5. What is merge conflict?

CI/CD

1. What is CI/CD?

2. Why is CI/CD important?

3. Explain deployment pipeline.

Docker

1. What is Docker?

2. Difference between container and virtual machine?

Kubernetes

1. What is Kubernetes?

2. What is a Pod?

3. What is a Deployment?

4. What is a Service in Kubernetes?

Cloud

1. What is cloud computing?

2. What is AWS?

3. What is Azure?

4. What is GCP?

5. What is serverless computing?

6. What is auto-scaling?

🎯 Interview Tip

For Full Stack Developer interviews, focus heavily on:

✅ Git & GitHub

✅ REST APIs

✅ Docker Basics

✅ CI/CD Concepts

✅ Cloud Fundamentals (AWS/Azure/GCP)

✅ Deployment Process

✅ Linux Commands

✅ Environment Variables

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