LVM (Logical Volume Manager)

Introduction LVM, or Logical Volume Management, is a storage device management technology that gives users the power to pool and abstract the physical layout of component storage devices for easier and flexible administration. Utilizing the device mapper Linux kernel framework, the current iteration, LVM2, can be used to gather existing storage devices into groups and …

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Linux File Permission

Linux is a clone of UNIX, the multi-user operating system which can be accessed by many users simultaneously. Linux can also be used in mainframes and servers without any modifications. But this raises security concerns as an unsolicited or malign user can corrupt, change or remove crucial data. For effective security, Linux divides authorization into 2 levels. Ownership Permission Every …

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Introduction to Linux

What is Operating System? Every time you switch on your computer, you see a screen where you can perform different activities like write, browse the internet or watch a video. What is it that makes the computer hardware work like that? How does the processor on your computer know that you are asking it to …

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Linux Fundamental

Why Linux? Linux can operate as a web, file, SMB (WinNT), Novell, printer, ftp, mail, SQL, masquerading, firewall, and POP server to name but a few. It can act as a graphics, C, C++, Java, Perl, Python, SQL, audio, video, and documentation, development workstation etc. Linux is a good solution for developers that need a …

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Linux Basic Commands

A command is a specific instruction given to a computer application to perform some kind of task or function. In Windows, commands are usually entered via a command line interpreter, like Command Prompt or Recovery Console. Commands must always be entered into a command line interpreter exactly. Entering a command incorrectly (wrong syntax, misspelling, etc.) could cause the command to fail …

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File Sharing in Linux

Types of Sharing tools in linux: 1.SCP 2.SFTP 3.FTP 4.NFS 5.Samba 1. SCP(Secure Copy): SCP or secure copy allows secure transferring of files between a local host and a remote host or between two remote hosts. It uses the same authentication and security as the Secure Shell (SSH) protocol from which it is based. SCP is loved …

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Disk Management & Partition

What is Disk partition? Disk Partition means dividing a single hard disk into multiple logical drive using partition editors such as fdisk, parted tools. Once a hard disk divided into several partition, directories and files of different categories may be store in different partition or location. Many new system admin create only two partition one …

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Advanced Permission

So in previous topic we learn about Normal Permission but now we will learn advanced Linux permission. Let’s Start: Normal Permission Special Permission ACL Permission Special Permission: Three special types of permissions are available for executable files and public directories. When these permissions are set, any user who runs that executable file assumes the user ID of …

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Linux Boot Process

Most of people have some doubt in Linux Boot Process so now Let’s Make it easier What Booting is? Booting (also known as booting up) is the initial set of operations that a computer system performs when electrical power is switched on. The process begins when a computer that has been turned off is re-energized, …

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