🐧
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. imp questions

short-notes

  1. Linux Distros

  2. Kudzu

  3. File Security

  4. ISP simulation

  5. Vi text editor

  6. Root login vs super login

"Root login" and "super login" refer to two different concepts related to user access and privileges in a Linux or Unix-like operating system. Let's clarify the differences:

  1. Root Login:

    • User: The "root" user is the superuser or system administrator in a Linux system. It has full access and control over the entire system.

    • Login: Root login refers to the act of logging into a Linux system using the root user's credentials (username and password).

    • Privileges: When logged in as root, you have unrestricted access to system files, directories, and settings. You can execute any command, modify any file, and make system-wide changes. Root privileges should be used with caution, as they can potentially harm the system if misused.

    Example of Root Login:

    # To log in as the root user
    su -
  2. Super Login (or Superuser Login):

    • User: The term "super login" or "superuser login" is not a standard terminology in Linux but may refer to the act of logging in as a superuser or a user with elevated privileges.

    • Login: It involves logging into a Linux system with a user account that has superuser privileges but is not necessarily the "root" user. Superuser privileges may be assigned to other users through configuration, typically using the sudo (Superuser Do) mechanism.

    • Privileges: A superuser, other than root, can perform administrative tasks and execute commands with elevated privileges but may have some limitations defined by system administrators. This approach enhances security by limiting the number of users with full root access.

    Example of Super Login:

    # To log in as a user with sudo privileges
    sudo -i

In summary, a root login specifically refers to logging in as the root user, which provides complete control over the system. On the other hand, a super login is a more generic term and may refer to any user who logs in with elevated privileges, often achieved through the sudo mechanism. It's a security best practice to grant superuser privileges to specific users rather than using the root account directly, as it allows for better control and auditing of system activities.

  1. Command shell

  2. File Permissions

  3. ISP Simulation

  4. Run level in linux

  5. DNS Server

  6. UNIX System

  7. Mounting and un-mounting

  8. Df and Du Command

  9. Scheduling System Tasks

  10. Linux vs. Unix

  11. Scheduling System Tasks

  12. NIS Server

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Last updated 1 year ago

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