🐧
Linux
  • syllabus
  • unit 1-Introduction
    • Unit I: Introduction to Linux
    • 2. Advantages of Linux over other operating systems
    • 3.File systems
    • 4.Culture of free software
  • unit 2-Basics of Linux
    • 1.Commands
    • 2.shell
    • 3.Text Editors
    • 4.The file system of Linux
    • 5.Directories and their special purpose
    • 6.permission
  • unit 3-Installation
    • 1. Partitioning
    • 2. Installation of Linux
    • 3. Troubleshooting of installation
  • unit 4-System Administration
    • 1.Root login
    • 2.Superuser
    • 3.Configuration of hardware with kudzu
    • 4. Checking System Space:
    • 5. Monitoring System Performance:
    • 6. Working with a File System:
    • 7.Configuring modules
    • 8.jail shell
    • 9.awk
    • 10.sed
  • unit 5-User Management
    • 1.Creating user accounts
    • 2.Setting user defaults
    • 3.Providing support to users
    • 4.Modifying accounts
    • 5.Deleting user accounts
    • 6.Checking disk quotas
    • 7.Sending mail to all users
  • unit 6-Security and System Handling
    • 1.Understanding shell scripts
    • 2.System startup and shutdown
    • 3.Scheduling system tasks
    • 4.Backing up and restoring
    • 5.Password protection
    • 6.File security
  • unit 7-Setting up a Web Server
    • 1.Introduction to a web server
    • 2.Starting the Apache webserver
    • 3.Configuring the Apache webserver
    • 4.Monitoring server activities
  • unit 8-Setting up DHCP and NIS
    • 1.Introduction to DHCP
    • 2.Setting up DHCP Server
    • 3.Setting up DHCP Client
    • 4.Understand NIS
  • unit 9-Setting up a Database Server
    • 1.Configuring database server
    • 2.Checking the status
    • 3.Working with database
  • unit 10-Setting up DNS
    • 1.Introduction to DNS
    • 2.Setting up DNS and configuration
    • 3.Querying DNS
  • unit 11-ISP Simulation
    • 1.Integration of servers
    • 2.DNS, Web, Email, etc
  • fullform
  • Assignment
  • Practicals
    • 1.Linux utilities
    • 2.OS installation project work
    • 3.User management using a terminal
    • 4.Security level access control list
    • 1.Network setting
    • 2.Server configuration of DHCP, DNS, Database server
    • 3.Demonstration of the web, mail, file server
  • imp questions
    • short-notes
    • unit 1
    • unit 2
    • unit 3
    • unit 4
    • unit 5
    • unit 6
    • unit 7
    • unit 8
    • unit 9
    • unit 10
    • unit 11
    • unit ii
  • services
    • create_service
  • Viva+Practical
    • VIVA questions
    • Practical questions
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  1. unit 7-Setting up a Web Server

1.Introduction to a web server

Previousunit 7-Setting up a Web ServerNext2.Starting the Apache webserver

Last updated 1 year ago

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A web server is a fundamental component of the internet and the World Wide Web, serving as the backbone for delivering web content to users worldwide. It plays a pivotal role in the transmission and retrieval of web-based information and services. At its core, a web server is software or hardware that processes incoming requests from clients, typically web browsers, and responds by delivering web resources such as HTML pages, images, videos, or application data. Here's an introduction to the key aspects and functions of a web server:

  1. HTTP Protocol: The web server communicates with clients using the Hypertext Transfer Protocol (HTTP). HTTP defines a set of rules for how requests and responses should be structured, allowing web servers and browsers to understand each other's messages.

  2. Request-Response Model: Web servers operate on a request-response model. When a user enters a web address (URL) into their browser or clicks a link, a request is sent to the web server associated with that URL. The web server processes the request, retrieves the requested resources, and sends them back as a response to the client.

  3. Resource Delivery: Web servers are responsible for storing and serving web resources. These resources can be static files like HTML, CSS, JavaScript, and images, or dynamic content generated by server-side scripts and databases.

  4. Dynamic Content Generation: Web servers can generate dynamic content on the fly. This capability enables the creation of interactive web applications, such as online shopping carts, social media platforms, and content management systems (CMS). Server-side scripting languages like PHP, Python, and Ruby are often used to generate dynamic content.

  5. Hosting Multiple Websites: Many web servers support hosting multiple websites on a single physical server. This is achieved through virtual hosting, where each website is associated with a unique domain or IP address. Virtual hosting allows businesses and individuals to share server resources while maintaining separate web presences.

  6. Security: Web servers play a critical role in web security. They enforce access control, manage encryption for secure connections (HTTPS), and employ security modules to protect against various web threats, including attacks like Cross-Site Scripting (XSS) and SQL Injection.

  7. Load Balancing: In high-traffic scenarios, web servers can be configured for load balancing. Load balancing distributes incoming requests across multiple server instances to ensure even resource utilization, improved response times, and high availability.

  8. Logging and Analytics: Web servers log incoming requests and responses, facilitating traffic analysis, server performance monitoring, and troubleshooting. These logs can provide valuable insights into user behavior, error tracking, and security incidents.

  9. Content Management: Content management systems (CMS) like WordPress, Drupal, and Joomla rely on web servers to host and serve web content. CMS platforms allow users to create, edit, and publish web content without extensive technical knowledge.

  10. Global Accessibility: Web servers make web content globally accessible. Regardless of the user's geographic location, web servers ensure that websites are available 24/7, making the World Wide Web a truly worldwide network.