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You have an ASP.NET web application running on a web-farm ...
You have an ASP.NET web application running on a web-farm that does not use sticky sessions - so the requests for a session are not guaranteed to be served the same machine. Occasionally, the users get error message Validation of viewstate MAC failed. What could be one reason that is causing this er... 2008-11-11, 4931👍, 0💬

What Is a Recycle Bin
What Is a Recycle Bin? - Oracle DBA FAQ - Oracle Basic Concepts Recycle bin is a logical storage to hold the tables that have been dropped from the database, in case it was dropped in error. Tables in recycle bin can be recovered back into database by the Flashback Drop action. Oracle database recyc... 2007-04-22, 4924👍, 0💬

What Is an Oracle Instance
What Is an Oracle Instance? - Oracle DBA FAQ - Oracle Basic Concepts Every running Oracle database is associated with an Oracle instance. When a database is started on a database server (regardless of the type of computer), Oracle allocates a memory area called the System Global Area (SGA) and start... 2007-04-21, 4920👍, 0💬

What are the precautions you will take in order that StateServer Mode work properly ?
.NET INTERVIEW QUESTIONS - What are the precautions you will take in order that StateServer Mode work properly ? Following are the things to remember so that StateServer Mode works properly :- * StateServer mode session data is stored in a different process so you must ensure that your objects are s... 2009-06-09, 4915👍, 0💬

What is UDDI ?
.NET INTERVIEW QUESTIONS - What is UDDI ? Full form of UDDI is Universal Description, Discovery and Integration. It is a directory that can be used to publish and discover public Web Services. If you want to see more details you can visit the http://www.UDDI.org . 2009-10-01, 4914👍, 0💬

What is a Web Service ?
.NET INTERVIEW QUESTIONS - What is a Web Service ? Web Services are business logic components which provide functionality via the Internet using standard protocols such as HTTP. Web Services uses Simple Object Access Protocol (SOAP) in order to expose the business functionality.SOAP defines a standa... 2009-10-01, 4911👍, 0💬

Can Non-Default constructors be used with Single Call SAO?
.NET INTERVIEW QUESTIONS - Can Non-Default constructors be used with Single Call SAO? Non-Default constructors can not be used with single call objects as object is created with every method call, there is no way to define Non-default constructors in method calls. It is possible to use Non-Default c... 2009-09-01, 4911👍, 0💬

Can you describe IUKNOWN interface in brief ?
.NET INTERVIEW QUESTIONS - Can you describe IUKNOWN interface in brief ? Every COM object supports at least one interface, the IUnknown interface. All interfaces are classes derived from the base class IUnknown. Each interface supports methods access data and perform operations transparently to the ... 2010-01-19, 4906👍, 0💬

How to set the focus in an element using JavaScript?
How to set the focus in an element using JavaScript? Use the "focus()" method of the element object: &lt;script> function setFocus() { if(focusElement != null) { document.forms[0].elements["my elementname"].focus();} } &lt;/script> 2008-08-19, 4901👍, 0💬

What’s a quick way to append a value to an array?
What’s a quick way to append a value to an array? arr[arr.length] = value; 2008-10-28, 4894👍, 0💬

How to create a popup warning box?
How to create a popup warning box? alert('Warning: Please enter an integer between 0 and 100.'); 2009-01-06, 4887👍, 0💬

What is the difference between Cache object and application object ?
.NET INTERVIEW QUESTIONS - What is the difference between Cache object and application object ? The main difference between the Cache and Application objects is that the Cache object provides cache-specific features, such as dependencies and expiration policies. 2009-04-28, 4870👍, 0💬

How to write messages to the screen without using "document.write()"?
How to write messages to the screen without using "document.write()"? Changing the contents of an element is a much better solution. When the method showStatus is invoked, it will change the content of the span. ... function showStatus(message) { var element = document.getElementById("mysta tus");el... 2008-12-23, 4862👍, 0💬

What the different phase/steps of acquiring a proxy object in Webservice ?
.NET INTERVIEW QUESTIONS - What the different phase/steps of acquiring a proxy object in Webservice ? Following are the different steps needed to get a proxy object of a webservice at the client side :- * Client communicates to UDI node for WebService either through browser or UDDI's public web serv... 2009-10-13, 4854👍, 0💬

How is JavaScript different from Java?
How is JavaScript different from Java? JavaScript was developed by Brendan Eich of Netscape; Java was developed at Sun Microsystems. While the two languages share some common syntax, they were developed independently of each other and for different audiences. Java is a full-fledged programming langu... 2008-03-11, 4843👍, 0💬

The question is from software maintenance.Please help
Indicate the basic criteria used in testing requirements specifications. 2011-03-24, 4839👍, 0💬

Do webservices have state ?
.NET INTERVIEW QUESTIONS - Do webservices have state ? (How can we maintain State in Webservices ?) Webservices as such do not have any mechanism by which they can maintain state. Webservices can access ASP.NET intrinsic objects like Session, application and so on if they inherit from “WebService” b... 2009-10-20, 4839👍, 0💬

What are the other ways in which you can maintain state ?
.NET INTERVIEW QUESTIONS - What are the other ways in which you can maintain state ? Other than session variables you can use the following technique to store state : * Hidden fields * View state * Hidden frames * Cookies * Query strings 2009-06-16, 4837👍, 0💬

How to hide JavaScript code from old browsers that does not support JavaScript?
How to hide JavaScript code from old browsers that does not support JavaScript? Use the below specified style of comments: &lt;script language=javascript> &lt;!-- javascript code goes here // --&gt; &lt;/script> or Use the &lt;NOSCRIPT> and &lt;/NOSCRIPT> tags and code the di... 2008-10-07, 4828👍, 0💬

Which config file has all the supported channels/protocol ?
.NET INTERVIEW QUESTIONS - Which config file has all the supported channels/protocol ? Machine.config file has all the supported channels and formatter supported by .NET remoting.Machine.config file can be found at “C:\WINDOWS\Microsoft.NET\Fram ework\vXXXXX\CONFIG”path. Find element in the Machine.... 2009-09-01, 4825👍, 0💬

.NET Remoting Overview ?
.NET Remoting Overview ? .NET Remoting is very flexible. You have a wide range of communications options and activation methods, as well as full control over a distributed object's lifecycle. You can choose TCP or HTTP communications protocols on any port, using text or binary formatting. The .NET R... 2009-03-27, 4824👍, 0💬

Which class does the remote object has to inherit ?
.NET INTERVIEW QUESTIONS - Which class does the remote object has to inherit ? All remote objects should inherit from System.MarshalbyRefObject. 2009-08-04, 4817👍, 0💬

What is Platform Invoke or pinvoke?
Managed Code and Unmanaged Code related ASP.NET- What is Platform Invoke or pinvoke? The process of executing native code from within a .NET assembly is called platform invoke, or pinvoke for short. You use platform invoke to call the Win32 API directly, to access existing (legacy) DLLs your company... 2009-03-30, 4807👍, 0💬

How to put a close window link on a page?
How to put a "close window" link on a page? &lt;a href='javascript:window.close( )'class='mainnav'> Close &lt;/a> 2008-10-07, 4788👍, 0💬

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.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML