Technology Questions

Q:

Which namespaces in .NET are used for XML?

Answer

The System.xml.dll is the real physical file, which contains the XML implementation. Some of the other namespaces that allow .NET to use XML are as follows:


    


      =>  System.Xml

      =>  System.Xml.Schema

      =>  System.Xml.XPath

      => System.Xml.Xsl

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Subject: .NET

1 2925
Q:

Explain 5-4-3 rule

Answer

In a Ethernet network, between any two points on the network, there can be no more than five network segments or four repeaters, and of those five segments only three of segments can be populated.

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1 2923
Q:

Where SQL server user names and passwords are stored in SQL server?

Answer

They get stored in System Catalog Views sys.server_principals and sys.sql_logins.

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Subject: SQL

0 2918
Q:

What is TELNET?

Answer

TELNET is a client-server application that allows a user to log on to a remote machine, giving the user access to the remote system. TELNET is an abbreviation of terminal Network.

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1 2917
Q:

How do you destroy a particular or all Sessions?

Answer

<?php
session_start();
// store session data
$_SESSION['views']=1;
unset($_SESSION['views']); // If you wish to delete some session data, you can use the unset()
session_destroy(); // You can also completely destroy the session by calling the session_destroy() function. session_destroy() will reset your session and you will lose all your stored session data.
?>

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Subject: PHP

0 2914
Q:

What is a REPL in context of Node.js?

Answer

Read - Reads users input, parse the input into JavaScript data-structure and stores in memory


Eval - Evaluates the data structure


Print - Prints the result


Loop - Loops the above command until user press ctrl-c twice

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Subject: Web Technology
Job Role: Software Architect

0 2914
Q:

What do you mean by stack unwinding?

Answer

Stack unwinding is a process of calling all destructors for all automatic objects constructed at run time when an exception is thrown. Destructors are called between the places where the exception was thrown and where it is caught.

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Subject: C++

0 2912
Q:

What is purpose of VSAM?

Answer

VSAM acts as an interface between Application program & Operating System.

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0 2907