WHAT IS WEB?
• It is an information space where documents and other web resources can
be accessed through the Internet using a web browser. The Web has
changed people's lives immeasurably. It is the primary tool billions of
people worldwide use to interact on the Internet. It was invented by Tim
Berners-Lee at CERN in 1989 and opened to the public in 1991.
• Web resources may be any type of downloadable media. Web pages are
documents interconnected by hypertext links formatted in Hypertext
Markup Language (HTML). The HTML syntax displays
embedded hyperlinks with URLs, which permits users to navigate to other
web resources.
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The World Wide Web (WWW), commonly known as the Web, is the world's dominant software
platform.
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WHY WEB ?
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• A web browser takes you anywhere on the
internet. It retrieves information from other parts
of the web and displays it on your desktop or
mobile device. The information is transferred using
the Hypertext Transfer Protocol, which defines how
text, images and video are transmitted on the web.
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HOW WEB WORKS ?
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• A web browser takes you anywhere on the internet. It
retrieves information from other parts of the web and
displays it on your desktop or mobile device. The
information is transferred using the Hypertext Transfer
Protocol, which defines how text, images and video are
transmitted on the web.
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WHAT IS WEB APPLICATION ?
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A Web application (Web app) is an application
program that is stored on a remote server and
delivered over the Internet through a browser
interface. Web services are Web apps by
definition and many, although not all, websites
contain Web apps. According to Web.
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• Web Server contains Web container only.
• A web server is good in case of static contents
like static html pages.
• Web server consumes less resources like CPU,
Memory etc. as compared to application server.
• Web Server provides the runtime environment
for web applications.
• Web Server supports HTTP Protocol.
• Apache Web Server.
Web VS Web Application
WEB WEB APPLICATION
•Web application is a client side and server-side
software application .
•A web application is a program provided by a third
party, stored on a remote server, and can be
accessed from any web browser with any device.
•A web Application is an online program that is
primarily using a web browser as a medium to
Accomplish a certain allocated task.
•Example of a web application is an E-Commerce
online store.
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ANCHOR TAG
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Anchor Tag Types
Three types of Anchor Tags. They
are:-
• From one page to another page.
• From one portion to another
portion.
• From one application to another
application.
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FORM TAG
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1.What is Form?
• The <form> element is a container for different types of input elements,
such as: text fields, checkboxes, radio buttons, submit buttons, etc.
2.Html Form Elements ?
The HTML <form> element can contain one or more of the following form elements:
•<input>
•<label>
•<select>
•<textarea>
•<button>
•<fieldset>
•<legend>
•<datalist>
•<output>
•<option>
•<optgroup>
TABLE TAG
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What is table in HTML explain ?
• An HTML structure for creating rows and columns
on a Web page.
The Table tag defines the overall table and the Table
Row (TR) tag is used
to build each row. The Table Data (TD) tag defines the
actual data. Prior
to HTML5, tables were often used for virtually every
element on the page.
TABLE TAG
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What is Rowspan and Colspan in
HTML?
•The rowspan and colspan are <td> tag
attributes.
These are used to specify the number of
rows or
columns a cell should span. The rowspan
attribute
is for rows as well as the colspan attribute is
for
columns. These attributes have numeric
values, for
example, colspan=3 will span three columns.
Rowspan=3 will span three rows.