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Q:

.What are the different types of environments available in the web?

Answer

Intranet  (local Network)


Internet  (wide area Network)


Extranet (Private network over internet)

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Subject: Web Technology

Q:

How to set the cursor to wait in JavaScript?

Answer

The cursor can set to wait in JavaScript by using the property ‘cursor’ property. The following example illustrates the usage.


window.document.body.style.cursor = "wait"; 

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Q:

Where are cookies actually stored on the hard disk?

Answer

The storage of cookies on the hard disk depends on OS and the browser. The Netscape navigator on Windows, the file cookies.txt contains all the cookies. The path is :


c:\Program Files\Netscape\Users\username\cookies.txt


 


The Internet Explorer stores the cookies on a file by name username@website.txt is


c:\Windows\Cookies\username@Website.txt

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Q:

What is the difference between Client side JavaScript and Server side JavaScript.

Answer

Client side java script comprises the basic language and predefined objects which are relevant to running java script in a browser. The client side java script is embedded directly by in the HTML pages. This script is interpreted by the browser at run time.


Server side java script also resembles like client side java script. It has relevant java script which is to run in a server. The server side java scripts are deployed only after compilation.

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Subject: Web Technology

Q:

What are the advantages of the external over inline style methods?

Answer

- External Style Sheets are useful as it keeps the style and content separately and doesn’t allow it to mix with each other. It can control the styles for multiple documents, whereas inline style mixes the content with the style and make the code messier.


- External style sheet allows the creation of various classes in a structured way, whereas inline style sheet can’t create or control class elements.


- External style sheet can use selector and grouping methods to apply styles, whereas inline styles can’t use selector and grouping methods.

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Subject: Web Technology

Q:

What is the use of Media Types in CSS?

Answer

Media types in CSS define the media like audio and video to be used in your HTML document to represent the properties in a better way. The font property can be used for media types as it can be used for print media or screen media. Document requires a defined media to represent the screen that can be read on the paper. It is used as:@media 


<html>


<head>


<style>


@media screen


{


p.test {font-family:verdana,sans-serif;font-size:14px;}


}


@media print


{


p.test {font-family:times,serif;font-size:10px;}


}


</style>


</head>


<body>


----------Your code here----------


</body>


</html>

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Subject: Web Technology

Q:

What is the purpose of pseudo-elements?

Answer

Pseudo elements allow the use of the part of element and not the element itself. They are applied to block level element, which is used for the complete block for which the CSS is being written. This allow the subpart of an element to be styled like paragraphs and headings. For example:


selector:pseudo-element {property:value;}


p: first-line {text-transform: lowercase;}


It adds the style to the first line of the code in the paragraph.

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Subject: Web Technology

Q:

What is the difference between class selector and ID selector?

Answer

- Class selector can be given to an overall block. This is sometimes termed as block element as well, whereas ID selector identifies a unique name and a style for a specific element. 


- ID selector declares the style for only one particular element which can be differentiated from other element, whereas Class selector is being given for the whole complete block.

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Subject: Web Technology