Technology Questions

Q:

What is decodeURI(), encodeURI() in JavaScript?

Answer

To send the characters that can not be specified in a URL should be converted into their equivalent hex encoding. To perform this task the methods encodeURI() and decodeURI() are used.


For example, the following code snippet performs the encoding of URL:


<script type="text/javascript">


          var uri = https://www.mysite.com/city?=Banglore; // original URI


          var ncodeuri=encodeURI(uri);


          document.write("<br />ncodeuri”);


          var dcodeuri = decodeURI(ncodeuri); 


          document.write(“<br>/>dcodeuri”);


</script>

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Subject: Web Technology

0 1974
Q:

What are the varoius components of physical database structure of Oracle database?

Answer

Oracle database comprises of three kinds of files:
- Datafiles
- Redo log files
- Control files

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Subject: Oracle

0 1974
Q:

What are meta tags used for?

Answer

-To store information usually relevant to browsers and search engines.


-To only store information usually relevant to browsers


-To only store information about search engines.


-To store information about external links

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0 1972
Q:

List out few of the applications that make use of Multilinked Structures?

Answer

Sparse matrix,


Index generation

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Subject: Technology

1 1968
Q:

What is a package?

Answer

Package is a collection of related classes and interfaces. package declaration should be first statement in a java class.

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Subject: Java

1 1967
Q:

JavaScript vs. Jscript

Answer

JavaScript:


- JavaScript is a scripting language developed by Netscape Communications.


- The Netscape Navigator interprets JavaScript embedded into Web pages.


- JavaScript is used for developing web applications.


- It is not dependent on Sun Microsystem's Java language.


JScript:


- Microsoft JScript is an open implementation of Netscape's JavaScript.


- JScript is a scripting language designed to create active online content. ActiveX controls, Java programs, etc can be linked and automated in the web pages using JScript.

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Subject: Web Technology

0 1966
Q:

How does a try statement determine which catch clause should be used to handle an exception?

Answer

When an exception is thrown , the catch block of the try statement are examined in the order in which they appear. The first catch block that is capable of handling the exception is executed. The remaining catch blocks are ignored

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Subject: Java

0 1963
Q:

How does traffic measured in hosting platform?

Answer

- The traffic can be measured using the size of the files that are transferred from one place to another (server-client). 


- It can also be measured by the size of the file that is being requested by the client from the server. 


- The number of visitors arriving on the website also involve in the measurement of the traffic using the web hosting platform. 


- The advertisements of the sites take more bandwidth to allow more number of users to be on the website. 


- More number of users provides higher traffic on the website thus it requires more bandwidth on the web hosting sites.

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Subject: Web Technology

0 1962