Interview Questions

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.

<?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.
?>

Plug and Play is a technology wherein hardware components that are installed on PCs using Microsoft operating system are immediately recognized and made usable. This means that the drivers necessary to make it work are already available on the operating system package.

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

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.

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

NTFS is short for New Technology File System. It is the standard file system that is being used by operating systems starting from Windows NT, Windows 2000, Windows XP, and even the newer versions like Vista and 7. It was originally designed to have a better performance on file storage and retrieval under the Windows NT family.

whenever user visits a page application Application_start event occurs