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What is the difference between VB and VB.NET?
Now VB.NET is object-oriented language. The following are some of the differences:Data Type Changes The .NET platform provides Common Type System to all the supported languages. This means that all the languages must support the same data types as enforced by common language runtime. This eliminates data type incompatibilities between various languages. For example on the 32-bit Windows platform,...
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What is a Metadata?
Metadata is information about a PE. In COM, metadata is communicated through non-standardized type libraries. In .NET, this data is contained in the header portion of a COFF-compliant PE and follows certain guidelines; it contains information such as the assembly’s name, version, language (spoken, not computer—a.k.a., “culture”), what external types are referenced,...
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Error while accessing the uploaded website
Hi,Recently i deployed a website using godaddy.com.but while accessing the website we r not getting internal pages.I m getting an error likeAn error has occurred while establishing a connection to the server. When connecting to SQL Server 2005, this failure may be caused by the fact that under the default settings SQL Server does not allow remote connections. (provider: SQL Network Interfaces,...
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What is managed code and managed data?
Managed code is code that is written to target the services of the Common Language Runtime. In order to target these services, the code must provide a minimum level of information (metadata) to the runtime. All C#, Visual Basic .NET, and JScript .NET code is managed by default. Visual Studio .NET C++ code is not managed by default, but the compiler can produce managed code by specifying ...
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Garbage Collection in .Net
When we say that GC works on "heap" memory then how "stack" memory gets freed or deallocated? Can someone tell me the algorithm used by GC to free the memory?
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Common Type System (CTS)
What is "Common Type System" (CTS)?
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Catch (Exception)
Why is catch (Exception) almost always a bad idea?
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ADO.NET
What is ADO .NET? Define the Data providers and classes of ADO.net and its purpose with example?
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Differences between Datagrid, Datalist and Repeater?
1. Datagrid has paging while Datalist doesnt. 2. Datalist has a property called repeat. Direction = vertical/horizontal. (This is of great help in designing layouts). This is not there in Datagrid. 3. A repeater is used when more intimate control over html generation is required. 4. When only checkboxes/radiobuttons are repeatedly served then a checkboxlist or radiobuttonlist are used as they...
DotNet Interview Questions
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