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 the transmission, storage, and retrieval of email messages across different Read more…

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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 the world’s first wide area network and a predecessor of Read more…

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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 of the C program in several respects. Definition Preprocessor directives Read more…

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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 Java programs answer to traditional CGI programming. Servlets are programs Read more…

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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 “Hyper Text Markup Language”. HTML is originated from SGML(Standard Generalized Read more…

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