Basic Knowledge of Networking

Microsoft Excel enables users to format, organize and calculate data in a spreadsheet. By organizing data using software like Excel, data analysts and other users can make information easier to view as data is added or changed. Excel contains a large number of boxes called cells that are ordered in rows and columns. Why is Excel […]

A computer network is a telecommunications network which allows computers to exchange data with each other. In computer networks, networked computing devices exchange data with each other using a data link. The connections between nodes are established using either cable media or wireless media. Learn networking course at TCCI Computer networks support an enormous number […]

FTP is used to transfer files between computers on a network. We can use FTP to exchange files between computer accounts, transfer files between an account and a desktop computer, or access online software archives. The File Transfer Protocol (FTP) is a standard network protocol used for the transfer of computer files between a client […]

The OSI (Open Systems Interconnection) Data Model ISO standard for computer networks design and functioning. -Involves at least 7 layers, each playing a specific role when applications are communicating over the net. During the sending process, each layer (from top to down) will add a specific header to the raw data. At the reception, headers […]

A network can be defined as a group of computers and other devices connected in some ways so as to be able to exchange data.  Each of the devices on the network can be thought of as a node; each node has a unique address. -Addresses are numeric quantities that are easy for computers to […]