---
title: "Megha Varshini (@megha020307) | Hashnode"
description: "Megha Varshini (@megha020307) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@megha020307"
---

@megha020307

# Megha Varshini

@megha020307 · Joined September 2026

### [What Is Cloud Computing?](https://megha-blogs.hashnode.dev/what-is-cloud-computing?utm_source=hashnode&utm_medium=feed)

Learn what cloud computing is, how it works, its main types, benefits, common examples.

10 min read · [megha-blogs.hashnode.dev](https://megha-blogs.hashnode.dev/what-is-cloud-computing?utm_source=hashnode&utm_medium=feed)

[Sep 14](https://hashnode.com/posts/what-is-cloud-computing/6aa82c5ceb4976ad86357aa4)

### [What Is a Firewall? How It Protects Your Network](https://megha-blogs.hashnode.dev/what-is-a-firewall-how-it-protects-your-network?utm_source=hashnode&utm_medium=feed)

Learn what a firewall is, how it works, different types of firewalls, and how firewalls protect computers and networks from unauthorized access.

8 min read · [megha-blogs.hashnode.dev](https://megha-blogs.hashnode.dev/what-is-a-firewall-how-it-protects-your-network?utm_source=hashnode&utm_medium=feed)

[Sep 14](https://hashnode.com/posts/what-is-a-firewall-how-it-protects-your-network/6aa82aeffaf7cde3e8f81bb6)

### [What Is a MAC Address?](https://megha-blogs.hashnode.dev/what-is-a-mac-address?utm_source=hashnode&utm_medium=feed)

Learn what a MAC address is, how it identifies devices on a network, how it differs from an IP address.

7 min read · [megha-blogs.hashnode.dev](https://megha-blogs.hashnode.dev/what-is-a-mac-address?utm_source=hashnode&utm_medium=feed)

[Sep 14](https://hashnode.com/posts/what-is-a-mac-address/6aa829b871f282ace31b4c36)

### [What Happens When You Type a URL in Your Browser?](https://megha-blogs.hashnode.dev/what-happens-when-you-type-a-url-in-your-browser?utm_source=hashnode&utm_medium=feed)

Ever wondered what happens after you type a website URL and press Enter? Learn how browsers, DNS, servers, HTTP/HTTPS, and web pages work.

7 min read · [megha-blogs.hashnode.dev](https://megha-blogs.hashnode.dev/what-happens-when-you-type-a-url-in-your-browser?utm_source=hashnode&utm_medium=feed)

[Sep 14](https://hashnode.com/posts/what-happens-when-you-type-a-url-in-your-browser/6aa828a370aa7fba296198b4)

### [What Is a Web Server? A Beginner-Friendly Guide](https://megha-blogs.hashnode.dev/what-is-a-web-server-a-beginner-friendly-guide?utm_source=hashnode&utm_medium=feed)

Learn what a web server is, how it works, how it handles browser requests, and why web servers are important for websites and web applications.

4 min read · [megha-blogs.hashnode.dev](https://megha-blogs.hashnode.dev/what-is-a-web-server-a-beginner-friendly-guide?utm_source=hashnode&utm_medium=feed)

[Sep 14](https://hashnode.com/posts/what-is-a-web-server-a-beginner-friendly-guide/6aa8278bdb342e03d434f47e)