Internet and Web Technology (CLASS-5) [HTML DOM]

Ayes Chinmay
Internet
&
Web Technology
(HTML DOM)

IWT Syllabus:
Module 2:
Java Script
Scripting: Java script: Introduction, statements, comments, variables, operators, documents,
forms, functions, objects, events, Strings, Numbers, Arrays, Date, Math, Random, Loops,
Regxp, errors, this, Let, Const., classes, debugging .
The HTML DOM (Document Object Model)
Introduction, DOM Methods, DOM Document, DOM Elements , DOM HTML, DOM CSS,
DOM Events, DOM Navigation, DOM Nodes , DOM Nodelist
The Browser Object Model (BOM)
The Window Object, Window Size, Window History, Window Navigator, Browser Detection,
JavaScript Timing Events, Cookies, Working on Cookies using Java script.

HTML DOM:
 The Document Object Model (DOM) is a programming interface for
HTML and XML(Extensible markup language) documents.
 It defines the logical structure of documents and the way a document is
accessed and manipulated.
 It is called as a Logical structure because DOM doesn’t specify any
relationship between objects.

HTML DOM:
 It is a World Wide Web Consortium (W3C) standard, used to access
documents such as HTML and XML.
 It is a programming API.
 It defines the objects, properties and methods for accessing
documents. It has three parts:
1. Core DOM
2. XML DOM
3. HTML DOM.

HTML DOM:
1. Window Object:
Window Object is at always at top of hierarchy.
2. Document object:
When HTML document is loaded into a window, it becomes a
document object.
3. Form Object: It is represented by form tags.
4. Link Objects: It is represented by link tags.
5. Anchor Objects: It is represented by a href tags.
6. Form Control Elements:: Form can have many control
elements such as text fields, buttons, radio buttons, and
checkboxes, etc.

HTML TREE DOM:
<Table>
<ROWS>
<TR>
<TD>Car</TD>
<TD>Scooter</TD>
</TR>
<TR>
<TD>MotorBike</TD>
<TD>Bus</TD>
</TR>
</ROWS>
</Table>

Model Questions:
1. Who describes and controls the making of various
Web standards?
(a) The World Wide Web Consortium
(b) IEEE and IETE
(c) Administrator and Mozilla
(d) IEEE
2. Which is not a type of CSS
(a) External (b) Internal
(c) Interline (d) Inline
3. The <Table> tag has which of the following
attributes?
(a) row (b) cellpadding
(c) font (d) link

Model Questions: (Cont.)
4. DOM is called as a ________ because it doesn’t specify any
relationship between objects and DOM is programming ____ ?
(a) Logical Structure, API (b) Physical Structure, API
(c) API Structure, Logical (d) API Structure, Physical
5. In an HTML document, the correct place to refer
to an external style sheet is
(a) In the <body> section.
(b) In <external> tag.
(c) At the top of the document.
(d) In the <head> section.

Next Class:
BROWSER OBJECT MODEL

Internet and Web Technology (CLASS-5) [HTML DOM]

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