Technical Interview Questions

At its core, the ASP.NET execution engine compiles the page into a class, which derives from the code behind class (which in turn derives directly or indirectly from the Page class). Then it injects the newly created class into the execution environment, instantiates it, and executes it. ASP.NET, on the other hand, can accept code [...]

You can deploy an ASP.NET Web application using any one of the following three deployment options.1.XCOPY Deployment
2.Using the Copy Project option in VS .NET
3.Deployment using VS.NET installer

ASP.NET Configuration
The ASP.NET configuration system features an extensible infrastructure that enables you to define configuration settings at the time your ASP.NET applications are first deployed so that you can add or revise configuration settings at any time with minimal impact on operational Web applications and servers.
The ASP.NET configuration system provides the following benefits:
* Configuration information [...]

There are number of important settings that can be stored in the configuration file. Here are some of the most frequently used configurations, stored conveniently inside Web.config file..
1. Database connections
2. Session States
3. Error Handling
4. Security

web.config:
Web.config file, as it sounds like is a configuration file for the Asp .net web application. An Asp .net application has one web.config file which keeps the configurations required for the corresponding application. Web.config file is written in XML with specific tags having specific meanings.
machine.config
As web.config file is used to configure one asp .net web [...]

string is actually ref Type but some difference with other ref object
Value type - bool, byte, chat, decimal, double, enum , float, int, long, sbyte, short,strut, uint, ulong, ushort
Value types are stored in the Stack
Reference type - class, delegate, interface, object, string
Reference types are stored in the Heap

Boxing is an implicit conversion of a value type to the type object
int i = 123; // A value type
Object box = i // Boxing
Unboxing is an explicit conversion from the type object to a value type
int i = 123; // A value type
object box = i; // Boxing
int j = (int)box; // Unboxing
Convertion of [...]

IClonable interface is used to clone objects like constructor copy in c++