7. Audio+Video=magic <video src=&quot;movie.ogg&quot; controls=&quot;controls&quot;></video> <audio src=&quot; song.ogg &quot; controls=&quot;controls&quot;></audio>

12. Using Meter < meter >60%</ meter > < meter >3/5</ meter > < meter >6 blocks used (out of 10 total)</ meter > < meter value = &quot;0.6&quot; >Medium</ meter >

14. Using Progress <progress>Step 3 of 6</progress> <progress>50%Complete</progress> <progress value = &quot;0.5&quot; > Half way! </progress>

15. Form Controls: Numbers < input type = &quot;number&quot; > < input type = &quot;range&quot; >

16. Form Controls: Combo Boxes < input list = &quot;title-list&quot; > < datalist id = &quot;title-list&quot; > < option value = &quot;...&quot; > </ datalist >

17. Difference between HTML4 and HTML5 It contains attributes like control menu, spell check etc. It was not available It inbuilt multimedia element in html5 like Audio,video,convas No multimedia supported without third party Strictly parsing rules introduced in html5 so handle the error. It was lack of rules of parsing so it is difficult to handle error. It brought new element for web structure like nav,header etc Elements like nav, header were not present. HTML5 HTML4