Programming ||

• <abbr> - defines and abbreviations or acronym.
• <address> - defines contact information for the author/owner  of a document.
• <bdo> - defines the text direction.
• <blockquote> - defines a section that quoted from another source.
• <cite> - defines the title of work.
• <q> - defines a short inline quotation.
• BDO stands for Bi-Directional Override 
• JavaScript - makes HTML pages more dynamic and interactive.
• <script> - tag is used to define a client-side script.
• <noscript> - tags defines an alternate content to be displayed to user that have disable scripts in there browser or have a browser that doesn't support script.
• <blockquote> - element defines a section that quoted from another.
• <q> - tag  defines a short quotation. Browser normally insert quotation marks around the quotation.
• <cite> - defines the title of the creative work.
• <bdo> - tag is use to override the current text direction.
• <!----> - HTML comment tag.