Unit 12

Website Management

  1. THE DIFFERENCE IN WEB BROWSERS.

Different browsers support different html tags (these are shown below). Also the displayed colours can be different, Netscape navigator does not support all the colours that Internet explore does.   Some browsers don’t support frames which will display a message telling the user that the page can’t be loaded, also some browsers want support scripting languages like java, some of these browsers can have plug-in added to help support different thing that the browser is lacking.

NETSCAPE ONLY TAGS - blink - layer - keygen - multicol - nolayer - server - spacer

INTERNET EXPLORER ONLY TAGS - bgsound - iframe - marquee

INTERNET EXPLORER 4 HTML ONLY TAGS - col - colgroup - del - fieldset - ins - label - legend - q - tbody - tfoot - thead

  1. THE DIFFERENCE IN SCREEN SIZE (RESOLUTION)

A web page is affected by the resolution of a screen, if the page was designed on an 800 x 600 resolution and viewed on a 1024 x 768 the page would be stretched and large areas of empty space would be shown. And if it was design the over way round the page would have to be scrolled up and down as well as side ways.

The first type of resolution on a computer is pixels. A pixel is the smallest change a computer can make to its display it is a single dot. Many pixels make up the computer's display. The lowest resolution that Microsoft Windows will run in is 640x480 - that is, 640 pixels wide, by 480 pixels high. That's over 300000 pixels! And that's considered low-resolution. If we increase the display resolution to a larger resolution such as 1280x1024, we fit many more pixels into the display. But because your monitor has not changed size, the pixels have become smaller to fit the screen. So everything on screen becomes much smaller

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  1. DOWNLOAD TIMES

Large web files slow the speed of a download because the line that the Internet is assessed through can only handle a certain amount of data.  If the data is larger than the data limit of the resources of the line are used up the larger the file the longer the resources are used up for.  Most home Internet connections are through a 56k modem this means a connection of 56 kb can be obtained this is very rare and the connection is usually 45k due to the amount of traffic connecting ...

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