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Alt tag in HTML
gives an alternative information about an image if for some reason the user doesn’t see it.
CGI
common gateway interface. Technology that allows browsers to submit forms to the database.
When are tables used
Tables are used to store tabular information
WYSIWYG
what you see is what you get.
Multi mode html editor
site management editor like Atom
JPEG
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Biggest heading when display on a page
H2
Breadcrumb navigation
lets the user see his current location on the website
Flat file database
infromation stored in a single table, in a simple text
Relational database
a database structured to recognize relations between stored items of information, it reduces duplicate data and increases speed
1 KB =
8 kb
JPEG description
supports lossy compression, can store a very high amount of colors, best suited for photos, image file size is low.
PNG description
is a lossless compression format, is better used for images that have a sharp transition between colors, artwork, png images also offer a transparency mode used for logos, image file size is higher that JPEG.
DOM properties
An interface that treats HTML as a tree structure document. It defines a logical structure by giving HTML elements an object quality that has its own properties depending on the initial HTML attribute.
It represents the page so that languages like JavaScript can change its structure and functionality.
DHTML
Dynamic HTML is a set of technologies that are used to manipulate the structure of web pages, to add functionality and change the visual aspect.
With DHTML it is possible to create a web page that reacts to user’s action without having to contact the server to download applications.