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System Software | Device Drivers | Part - 2

Device Driver is a software & this is a type of system software. Driver are need for all the hardware installed in the computer because these drivers help to connect the hardware to the operating system, Without drivers the operating system will not give any commands. "The Driver acts like a bridge between the O/S & Hardware" Which Devices need Drivers : All hardware devices that are unknown to the operating system or Components that the operating system does not understand, drivers are need for them. Some device drivers come with hardware which is available in the CD & Some hardware requires drivers to be downloaded from the internet.  List of hardware device that require drivers : Card Reader Modem Motherboard Chipset Printer Web Cam Wi-fi Adapter Scanner Controller USB Devices Video Card Sound Card Which Devices not need Drivers : Nowadays, many drivers come in the operating system, due to which some hardware does not require drivers tha...
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Html Heading Tags - Dr Hack Virus

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Heading Tag 

Any Content needs the heading. Heading Show you about the matter & any document start with the heading, html heading tag define as a tittle and subtitle which you want show on webpages. 

No matter what sort of document you create, heading are titles or subtitles that you want to display on a page it's just about tells you the what purpose. The purpose of the headline is that by looking at it, we immediately find out on what subject it is.

HTML headings using <hn> Elements 

here h is heading & n is a Natural Number which ranges is 1 to 6.

HTML heading has six levels, which use the elements <h1>, <h2>, <h3>, <h4>, <h5> and <h6>. 

Importance of Heading :

  • The Heading Element carry all the universal attribute.
  • Each HTML Heading has a default size, If you want to specify the heading size we can use the style-attribute and CSS font-size properties. 
  • While we use the heading, the browser add blank space-line before the line the heading comes.
  • Search Engines use heading for indexing structure and content of the webpage.
  • <h1> is use for the main heading, <h2> is use for as a subheading and <h6> is define the least important heading.

Html Heading Code :



Output 




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