System.Runtime.Remoting
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What are Design Patterns ?
Design Patterns are best proven techniques for a common design problem. It is only a design technique and not code. Though code is available for almost all design patterns in all popular languages, design patterns mean the design technique alone.Each design pattern explains a repeated problem, gives standard solution to the problem.
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What are the different types of diagram in UML?
1. Use Case Diagram
2. Class Diagram
3. Interaction Diagrams
4. Activity Diagram
5. State Diagram
6. Physical Diagrams
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What are the differences between ASP Session and ASP.NET Session?
Asp.net session supports cookie less session & it can span across multiple servers whereas these are not available in ASP sessions.
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Which is faster among DataSet and DataReader ? Why ?
DataReader is faster as it has only one record at a time, and Dataset is slower as it fetches the entire table or set of tables.
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What are two different types of remote object creation mode in .NET ?
Object can be created using Remoting in two different ways , they are :
1. SAO (Server Activated Objects)
It is also called as Well-Known call mode. It is stateless.
2. CAO (Client Activated Objects)
It has state.
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What is CAS ?
CAS(Code Access Security) belongs to .NET Security Model and determines whether a piece of code is allowed to run or not and if allowed to run then what resources it can access.
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What are the steps followed by the Garbage Collector ?
1. Mark all the managed memory as garbage
2. Look for used memory blocks, and mark them as valid memory
3. Discard all unused memory blocks
4. Compact the heap
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what is MARS in ADO.NET ?
MARS(Multiple Active Result Sets) allows you to execute multiple queries or Stored Procedures with a single Connection.
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How will you enable ADO.NET MARS ?
You can enable MARS by setting the MultipleActiveResultSets attribute in the Connection String as follows,
"Server=localhost;Database=Northwind;" +
"Trusted_Connection=True;MultipleActiveResultSets=True";
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What is the use of ADO.NET Connection Pooling ?
The use of ADO.NET Connection Pooling is it reuses connections from a pool of Connections instead of establishing connection every time.
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