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  • Linux - The shell

    Introduction to the shell The command interpreter is the interface between the user and the operating system, hence the name "shell". The shell therefore acts as an intermediary between the operating system and the user thanks to... Read more

    Linux
    October 16, 2008 at 09:43 AM

  • Linux - User management

    First step of the administrator In case several people have access to a system, it is necessary for the administrator to manage the users. To do so, the usual commands and the files to be configured must be known. You should know the... Read more

    Linux
    October 16, 2008 at 09:43 AM

  • Macintosh - Introduction

    A brief history of the Macintosh This article's goal is to trace the history of Apple, Inc. through its major products, and in particular its flagship: the Macintosh. Steve Wozniak and Steve Jobs were two high school friends to whom we... Read more

    Mac OS
    October 16, 2008 at 09:43 AM

  • Analyst-programmer (developer)

    Developer The profession of a developer (also called an analyst-programmer) involves designing and developing a computer application; that is, transcribing a need into a computer-based solution written in computer language.... Read more

    IT professions
    October 16, 2008 at 09:43 AM

  • Information systems architect

    Information systems architect An information systems architect designs architecture for an information system, meaning that he/she plans out the individual elements of the information system and how to implement them, as well as being... Read more

    IT professions
    October 16, 2008 at 09:43 AM

  • Network technician

    Network technician The job of a network technician is to work with network equipment and wiring in order to ensure that users have the best possible quality of service. In large corporations, the network technician may act under the... Read more

    IT professions
    October 16, 2008 at 09:43 AM

  • Webmaster (Website administrator)

    Webmaster (Website administrator) A webmaster (also called a website administrator) is in charge of maintaining and developing the company's website. To do so, he/she works to define the architecture and tree structure of the website,... Read more

    IT professions
    October 16, 2008 at 09:43 AM

  • Netiquette

    When you use the Internet you should respect Internet rules of behavior, do not annoy other users and be yourself. No matter what happens, you are never connected to the Internet anonymously (despite what you may think). Generally... Read more

    Netiquette
    October 16, 2008 at 09:43 AM

  • Nslookup

    Introduction to nslookup Nslookup (Name System Lookup) is a tool for querying a domain name server in order to get information regarding a domain or host, and diagnosing any configuration problems that may have arisen on the DNS. When... Read more

    Networking tools
    October 16, 2008 at 09:43 AM

  • Ping

    The Ping tool "Ping" (short for Packet INternet Groper) is without a doubt the best-known network administration tool. It is one of the simplest tools, because all it does is send packets to check if a remote machine is responding and,... Read more

    Networking tools
    October 16, 2008 at 09:43 AM

  • Traceroute

    Introduction to Traceroute Traceroute is a network diagnostic tool found on most operating systems, which is used for determining which path a packet has taken. The traceroute command can be used to draw up a map of the routers found... Read more

    Networking tools
    October 16, 2008 at 09:43 AM

  • PC Case

    The casing The case (or chassis) of a computer is the metallic box which houses the various internal components. Cases also have other uses, such as blocking noise produced by the computer, and protection from electromagnetic radiation.... Read more

    Computer
    November 1, 2012 at 04:14 PM

  • Computer Bus: What Is It?

    In computing, a bus is defined as a set of physical connections (for example, cables, printed circuits, etc.) that can be shared by multiple hardware components in order to communicate with one another. The purpose of buses is between... Read more

    Computer
    January 26, 2021 at 10:57 AM

  • Motherboard

    What is and what does a motherboard do ? The primary component of a computer is the motherboard (sometimes called the mainboard). The motherboard is the hub which is used to connect all of the computer's essential components. As its... Read more

    Computer
    January 18, 2021 at 11:19 AM

  • What is a network card?

    A network card (also called a network adapter, network interface card, or NIC for short) acts as the interface between a computer and a network cable. The purpose of the network card is to prepare, send, and control data on the network.... Read more

    Computer
    February 15, 2021 at 03:49 PM

  • Sound card connections and color codes

    A sound card (also called audio card) is the part of a computer which manages its audio input and ouput. Nowadays, computers usually have it integrated on their motherboard. In this article we will introduce this important component. ... Read more

    Computer
    February 15, 2021 at 11:20 AM

  • Hard drive

    The hard drive is the component that is used to permanently store data, as opposed to RAM, which is erased whenever the computer is restarted. This is why the term mass storage device is sometimes used to refer to hard drives. The hard... Read more

    Computer
    January 18, 2021 at 11:50 AM

  • FireWire Bus (iLink / IEEE 1394)

    Presentation of FireWire Bus (IEEE 1394) The IEEE 1394 bus (name of the standard to which it makes reference) was developed at the end of 1995 in order to provide an interconnection system that allows data to circulate at a high speed... Read more

    Computer
    October 16, 2008 at 09:43 AM

  • Computer - ISA, MCA and VLB Buses

    Expansion buses (sometimes called peripheral buses) have connectors that allow you to add expansion cards (peripherals) to a computer. There are different types of standard internal buses that are characterised by: their shape, the... Read more

    Computer
    February 15, 2021 at 03:56 PM

  • Introduction to Memory

    The term memory applies to any electronic component capable of temporarily storing data. This article will explain the different categories of memory, the technical characteristics of memory and the differences between Flash Memory,... Read more

    Computer
    January 22, 2021 at 03:43 AM