You are here:Home»Tips & Tricks»Computers & Electronics»Networking Tutorials -

Networking Tutorials

User Rating:  / 0

Networking Tutorials

A network or communication network is a system of interconnected communication devices that can communicate with one another and share information. Therefore computer network can be defined as:
A system in which more than one computers or large number of computers are interconnected together, communicate freely with one another and share information is called computer network.
A network can be internal to an organization or span the world by connecting itself to the internet. In computer network, network operating system is used that controls and co-ordinates the activities of computers that are connected to the network. The example of these operating systems are: windows NT, UNIX, and Novell etc.

Types of Network
Networks are of three types. These are:
  • Local Area Network (LAN)
  • Wide Area Network (WAN)
  • Metropolitan Area Network (MAN)

    Local Area Network
    A local area network is a network system in which computers are interconnected in a limited geographical area, such as network of computers in college computer laboratory or network of computers in office building etc.

    Wide Area Network
    A wide area network is a network system that covers a large geographical area such as different cities of country or different countries of the world. In WAN telephone lines, satellites, microwave, fiber optic etc. are used as transmission media.

    Metropolitan Area Network
    A Metropolitan area Network is a network system that covers area of a single city. Usually, MAN connects more than one LANS in a city or town and covers a smaller geographical area than a WAN. The cable television, telephone companies or local corporations use MAN.
  • Galveston Bay oil spill threatens bird migration

    Galveston Bay oil spill threatens bird migrationMcALLEN, Texas (AP) — Crews armed with infrared cameras planned to work through the night after a barge carrying nearly a million gallons of especially thick, sticky oil collided with a ship in Galveston Bay, leaking an unknown amount of the fuel into the popular bird habitat as the peak of the migratory shorebird season was approaching.

    ...

    With new look, 80-year-old Paris zoo to re-open

    With new look, 80-year-old Paris zoo to re-openPARIS (AP) — Its gray, man-made mountain that might lure King Kong still protrudes over treetops, but nearly everything else has changed as Paris' zoo prepares to re-open after a multi-year, multimillion-euro (dollar) makeover.

    ...

    Engage Employees And Increase Productivity With an Employee Wellness Program

    Engage Employees And Increase Productivity With an Employee Wellness ProgramA wellness program is needed to address the mental, emotional, physical, personal and professional health of an employee, thereby increasing employee engagement, productivity and retention.

    ...

    Global tech-driven market sell-off persists

    Global tech-driven market sell-off persistsLONDON (AP) — The Nasdaq-inspired sell-off dragged across global markets on Tuesday despite a modest rebound on Wall Street ahead of the start of the quarterly corporate earnings season.

    ...

    Longtime Substitute Teacher Leaves Job After Being Told To Unfriend Students On Facebook

    Longtime Substitute Teacher Leaves Job After Being Told To Unfriend Students On FacebookA New Hampshire substitute teacher is ending her 35-year career because she opposes her school’s social media policy. Carol Thebarge, 79, recently took to Facebook to announce that she was leaving her job after being told by administrators that she had to unfriend students on Facebook. “Today will be my last day at Stevens High,” Thebarge wrote last week. “I was given an ultimatum. To either delete every student from my facebook , and do not post

    ...

    'Thunder' case suspect says he has mental illness

    LAS VEGAS (AP) — A man accused of firing a gun as he tried to make off with costumes and props used by Thunder From Down Under male performers in Las Vegas denies the allegations against him.... Read more...
    You are here: Home Tips & Tricks Computers & Electronics Networking Tutorials