Glossary Important terms for Linux

Tip:- To find detail of any term just press ctrl+f on your keyboard. A search box would open simply type the term in it. And it will show the term for you.

Network File System (NFS) is a network file system protocol originally developed by Sun Microsystems in 1984,  allowing a user on a client computer to access files over a network as easily as if the network devices were attached to its local disks.

Mounting, in computer science, is the process of making a file system ready for use by the operating system

Internet Relay Chat (IRC) is a Internet text messaging popularly known as chat and synchronous conferencing.Its main purpose is group communication but can also be used on one to one communication via private message.


The Lightweight Directory Access Protocol, or LDAP is an application protocol used for querying or modifying directory services over tcp/ip.

The Network Information Service (NIS) provides a simple network look up service consisting of databases and processes.

Rounting is the process of selecting the path along which the data or network traffic would be send.

Simple Network Management Protocol (SNMP) is used in network management systems to monitor network-attached devices for conditions that warrant administrative attention.

Secure Shell or SSH is a network protocol that allows data to be exchanged using a secure channel between two networked devices.

X-Windows system:-
The X Window System (commonly X or X11) is a computer software system and network protocol that provides a graphical user interface (GUI) for networked computers.

PHP is a scripting language originally designed for producing dynamic web pages.

Server Farms:-

A server farm or server cluster is a collection of computer servers usually maintained by an enterprise to accomplish server needs far beyond the capability of one machine.

The Linux partition splitter is fips. This tool can only run from the MS-DOS command-line interface.

vi is one of the most commonly used text editor.

IDE drive:-
IDE (Integrated Drive Electronics) is a standard electronic interface used between a computer motherboard's data paths or bus and the computer's disk storage devices.Most computers sold today use an enhanced version of IDE called Enhanced Integrated Drive Electronics (EIDE).

SCSI drive:-
Small Computer System Interface, or SCSI, is a set of standards for physically connecting and transferring data between computers and peripheral devices. SCSI is an intelligent interface: it hides the complexity of physical format. Every device attaches to the SCSI bus in a similar manner.

GRUB Loader:-
GNU GRUB developed from a previous package called the Grand Unified Bootloader. GRUB is the reference implementation of the Multiboot Specification, which allows a user to have several different operating systems on their computer at once, and to choose which one to run when the computer starts.

LILO Loader:-
LILO (Linux Loader) is a generic boot loader for Linux. But now GRUB is used more over Lilo Loader.

The third extended filesystem, which is current default for Red Hat Linux. Includes a journal, which records all pending changes, such as data to be written to disk.

A journal records all pending changes, such as data to be written to disk. If a drive crashes, Linux can check the journal for pending changes. No disk check is required which can save a considerable amount of time.

 Everything in Linux is configured as a File. Directories, hardware device drivers and partition all are represented by files. The organizational system for Linux Files is known as FILESYSTEM HIERARCHY STANDARD (FHS).


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