Technology Questions

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

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Q:

Who calls the main function of app during the app launch cycle?

Answer

During app launching, the system creates a main thread for the app and calls the app’s main function on that main thread. The Xcode project's default main function hands over control to the UIKit framework, which takes care of initializing the app before it is run.

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Subject: IOS

2 3001
Q:

Describe about Physical Data Integration?

Answer

- Physical Data Integration is all about creating new system that replicates data from the source systems.


- This process is done to manage the data independent of the original system.


- Data Warehouse is the example of Physical Data Integration.


- The benefits of PDI include data version management, combination of data from various sources, like mainframes, flat files, databases.


- A separate system is needed for handling vast data volumes.


 

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Q:

Which of the following are the debugging windows in .NET?

A) Breakpoints B) Output
C) Immediate D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

All the above listed are debugging windows in .NET

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Filed Under: .NET

0 2995
Q:

What JSON framework is supported by iOS (iPhone OS) ?

Answer

  • SBJson framework is supported by iOS.

  • It is a JSON parser and generator for Objective-C (Objective-C is the primary programming language you use when writing software for OS X and iOS. It is a superset of the C-programming language and provides object-oriented capabilities and a dynamic runtime).

  • SBJson provides flexible API's and additional control that makes JSON handling easy.

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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 2990
Q:

How does the PeopleSoft database interact with the Oracle?

Answer

A Peoplesoft database is expression which point out a database containing Peoplesoft objects. For Oracle and only for Oracle, Peoplesoft consists in 3 schemas namely:


- PS (PSDBOWNER table owner),


- PEOPLE (for connection checking) and


- SYSADM (by default), the last one contains all the objects/data.


One of the database objects is connected with single Oracle schema, and all processes that connect to the database use the standard PSFT login procedure. PSFT login is used because to refer to the collection of tables in the administrative schema within an Oracle database. Every process that makes a 2-tier connection to the database identifies itself with a PSFT user or operator ID. Hence the interaction goes.

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Subject: Oracle

0 2990
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 2983