Computer Networks

Teletype Network Protocol (in short, Telnet) is a protocol for remotely accessing computers or devices over a computer network. It allows a user to establish a Command-Line Interface (CLI) session

Electronic Mail( or simply E-mail) is a paperless method of sending messages, notes, or letters from one person to another or even many people at the same time via the Internet.

A URL ( Uniform Resource Locator) is a formatted string address of a resource on the Web. Applications like web browsers, email clients, and other software

File Transfer Protocol (FTP) is a standard network protocol used to transfer files from one host to another host over a computer network. FTP operates on the Application Layer