Technology Questions

Q:

What is the difference between start_form and open_form in scripts? Why is it necessary to close a form always once it is opened?

Answer

strat_form using this we can open many layoutses
open_form using this we can open the layout
performance will be high

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Subject: ABAP

0 2015
Q:

How to assign address to the reference?

Answer

ClassName refName = new ClassName();


or


ClassName refName;


refName = new ClassName();

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Subject: Java

0 2014
Q:

What is Broadcast ?

Answer

To send data/info to all of the members of the network..( simple 176.16.255.255 for class B network)

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0 2012
Q:

Explain Not Null constraint.

Answer

Oracle NOT NULL is used on a column to ensure that the value for that column can never be NULL.
Example:
Below, the constraint is that the id should never be NULL. If it is, oracle throws an error.
create table employee ( id number NOT NULL, Name varchar(200) );

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Subject: Oracle

0 2011
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 2009
Q:

What is Web Browser ?

Answer

Web browser is a software application used to locate,retrieve and display content on the World Wide Web, including Web pages, images, videos and other files.


Examples : Microsoft Internet Expiorer , Mozilla Firefox , Google Chrome, Opers , Safari etc...

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Subject: Web Technology

0 2009
Q:

What does a Business Analyst do, what are their responsibilities?

Answer

The most important responsibilities of a business systems analysts are as a communication conduit between the stakeholders and the team 


 

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0 2009
Q:

Differentiate linked list from arrays.

Answer

Arrays can store data in a fix allotted space. The use of linked list allows more flexibility because space is dynamically allocated as needed.

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0 2009