File Transfer Protocol(FTP)

Introduction FTP stands for File Transfer Protocol. FTP was widely used in the past for transferring files between computers over the Internet, but it has largely been replaced by more secure and efficient protocols such as SFTP (Secure File Transfer …

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Domain Name System(DNS)

Introduction DNS stands for “Domain Name System”. All the websites on the Internet have unique names associated with them called domain names. Thus, to launch a website, we must have a unique domain name. To avoid any conflict within the …

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E-mail Protocols

Click this link for E-mail Basics Email protocols are a set of rules and standards that define how electronic mail messages are transmitted, received, and processed between different email systems. E-mail protocols are multiple protocols that work together to facilitate …

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TCP/IP Reference Model

History of TCP/IP Reference Model TCP/IP Reference Model was created in the 1970s by DARPA(Defense Advanced Research Project Agency), an agency of the United States Department of Defense. It laid the foundation for ARPANET(Advanced Research Project Agency Network), which was …

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Preprocessor Directives with Macro Examples in C

Macro Examples Example : A Preprocessor Directives with Macro Examples for Defining Constants in C to display the message/value. Example : A Preprocessor Directives with Macro Examples for Defining a Function like a Macro in C to find the square …

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Preprocessor Directives & Macro in C

Difference between Preprocessor Directives and Macro Preprocessor Directives Introduction The C pre-processor is not part of the compiler but is a separate step in the compilation process. The syntax of the pre-processor is different from the syntax of the rest …

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Introduction & History of Java

Introduction Java is the most popular programming language in the world today. Java offers three flavors of programming –  Java application, Java applets & Servlets. Java servlets are similar to applets programs except they execute on servers side. Servlets are …

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Tags & Attributes in html (Theory)

HTML Tags Definition HTML tags are used to define the structure and content of a webpage. Types of HTML Tags (A) Start/Opening Tag & End/Closing Tag : Most of the HTML tags come in pairs like  <h1> and </h1>, <body> and …

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Fundamentals of HTML

History Fundamentals of HTML was developed by WHATWG(Web Hypertext Application Technology Working Group, a community of people interested in evolving HTML and related technologies) in 1993. Introduction of Fundamentals of HTML The website of HTML is “https://html.spec.whatwg.org/”. HTML stands for …

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