Interview Questions

Q:

What is SAP R/3?

Answer

A third generation set of highly integrated software modules that performs common business function based on multinational leading practice. Takes care of any enterprise however diverse in operation, spread over the world. In R/3 system all the three servers like presentation, application server and database server are located at different system.

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Subject: SAP

0 1870
Q:

What is the difference between method overriding and overloading?

Answer

Overriding is a method with the same name and arguments as in a parent, whereas overloading is the same method name but different arguments

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Subject: Java

0 1870
Q:

What is the advantage of using frames?

Answer

- Frames make it easier to navigate through a site. 


- The links that appear in the frame can appear through out the site.

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Subject: Web Technology

0 1867
Q:

Which of the following statements is true concerning subqueries?

A) Does not start with the word SELECT. B) Involves the use of an inner and outer query.
C) Cannot return the same result as a query that is not a subquery. D) All of the above
 
Answer & Explanation Answer: B) Involves the use of an inner and outer query.

Explanation:
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Filed Under: SQL
Job Role: Analyst , Database Administration , IT Trainer

0 1866
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 1865
Q:

Which of the following topologies has the highest reliability?

A) Mesh B) Ring
C) Bus D) Star
 
Answer & Explanation Answer: A) Mesh

Explanation:

In the mesh topology, each computer is connected to the other with a separate physical link in a network. It is most reliable topology as the network does not get down in case one of the nodes is failed.

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1 1864
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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Q:

what is non-static member class?

Answer

Non-static member class is a class defined inside outer class with out static modifier.


EX:


class A { // top level class or outer class


    ......


    class B { //non-static member class


    }


    .....


}

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Subject: Java

0 1864