Are COM objects managed or unmanaged?

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Since COM objects were written before .NET, apparently they are unmanaged.
Any code not written in the Microsoft .NET framework environment is UNMANAGED. So naturally COM+ is unmanaged because it is written in Visual Basic 6.

2014-12-02, 2557👍, 0💬

I canâ€™t import the COM object that I have on my machine. Did you write that object?
I canâ€™t import the COM object that I have on my machine. Did you write that object? You can only import your own objects. If you need to use a COM component from another developer, you should obtain a Primary Interop Assembly (PIA) from whoever authored the original object. The answer to (5) is o... 2014-12-04, 2522👍, 0💬

How do you call unmanaged methods from your .NET code through PInvoke?
How do you call unmanaged methods from your .NET code through PInvoke? Supply a DllImport attribute. Declare the methods in your .NET code as static extern. Do not implement the methods as they are implemented in your unmanaged code, youâ€™re just providing declarations for method signatures. 2014-12-08, 2500👍, 0💬

How do you generate an RCW from a COM object?
How do you generate an RCW from a COM object? Use the Type Library Import utility shipped with SDK. tlbimp COMobject.dll /out:.NETobject.dll or reference the COM library from Visual Studio in your project. 2014-12-04, 2488👍, 0💬

Describe the advantages of writing a managed code application instead of unmanaged one. Whatâ€™s involved in certain piece of co
Describe the advantages of writing a managed code application instead of unmanaged one. Whatâ€™s involved in certain piece of code being managed? The advantages include automatic garbage collection, memory management, support for versioning and security. These advantages are provided through .NET F... 2014-11-19, 2477👍, 0💬

How do you create thread in.NET?
How do you create thread in.NET? 1) Import System.Threading 2) Create a new thread using new Thread() and assign the address of the method 3) Use Thread.Start method to start the execution using System; using System.Threading; public class Test { static void Main() { ThreadStart job = new ThreadStar... 2014-11-19, 2440👍, 0💬

What is the test coverage?
From the following code, atleast how many test cases are needed to guarantee 100%coverage Input Number_of_Coins Total=0 While Number_of_Coins>0 Input Value_of_Coin Total=Total + Value_of_Coin Number_Of_Coins=Number_of_Coin s- 1 End Loop Print "Your coins are worth" & Total What is the correct op... 2014-11-24, 2367👍, 0💬

Can you retrieve complex data types like structs from the PInvoke calls?
Can you retrieve complex data types like structs from the PInvoke calls? Yes, just make sure you re-declare that struct, so that managed code knows what to do with it. 2014-12-08, 2353👍, 0💬

So can a COM object talk to a .NET object?
So can a COM object talk to a .NET object? Yes, through Runtime Callable Wrapper (RCW) or PInvoke. 2014-12-02, 2265👍, 0💬

what is Application testing
Why is it important to test applications before the product reaches the end user? The software can hold deviations, which can lead to a loss in trust from supplier From contract and leagal point of view, it is important that the product has been tested properly To assure that manuals are correct 2014-11-24, 2245👍, 0💬

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