What is reflection in C# interview?

What is reflection in C# interview?

In simple words : Reflection is used when you want to inspect / determine / modify contents of an assembly. Reflection is used get the metadata information of an assembly.

What is reflection in C# Real Time example?

Reflection enables you to use code that was not available at compile time. . NET Reflection allows application to collect information about itself and also manipulate on itself. It can be used effectively to find all the types in an assembly and/or dynamically invoke methods in an assembly.

What is reflection in .NET C#?

Reflection is when managed code can read its own metadata to find assemblies. Essentially, it allows code to inspect other code within the same system. With reflection in C#, you can dynamically create an instance of a type and bind that type to an existing object.

What are all the C# important topics for an experienced interview?

Following are the topics from C#.NET

• . NET Framework.
• CLR.
• CLS.
• CTS.
• Classes & Objects.
• OOP’s.
• Concepts of OOP’s (Encapsulation, Inheritance, Polymorphism, Abstraction)
• Difference b/w Abstract & Interface.

Is .NET reflection slow?

Reflection does not drastically slow the performance of your app. You may be able to do certain things quicker by not using reflection, but if Reflection is the easiest way to achieve some functionality, then use it. You can always refactor you code away from Reflection if it becomes a perf problem.

What are properties in C#?

Properties are the special type of class members that provides a flexible mechanism to read, write, or compute the value of a private field. Properties can be used as if they are public data members, but they are actually special methods called accessors.

How to get property value using reflection in C #?

How to get the property value using reflection in C#? Here’s the full code snippet demonstrating the retreival of the property value using reflection at runtime using C#. Run Code Snippet. using System; using System.Linq; using System.Reflection; namespace ConsoleApp1 { public class Employee { public string Name { get; set;

What do you need to know about reflection?

Reflection provides objects (of type Type) that describe assemblies, modules and types. You can use reflection to dynamically create an instance of a type, bind the type to an existing object, or get the type from an existing object and invoke its methods or access its fields and properties.

How to get the type of a variable in reflection?

If you are using attributes in your code, reflection enables you to access them. For more information, see Attributes. Here’s a simple example of reflection using the static method GetType – inherited by all types from the Object base class – to obtain the type of a variable:

What do you need to know about reflection in Java?

Reflection provides objects (of type Type) that describe assemblies, modules, and types. You can use reflection to dynamically create an instance of a type, bind the type to an existing object, or get the type from an existing object and invoke its methods or access its fields and properties.