Chapter 1 – Hello, C#! Welcome, .NET Core!

1. Why can a programmer use different languages to write applications that run on .NET?

   Multiple languages are supported on .NET because each one has a compiler that translates the source code into IL (intermediate language) code. This IL code is then compiled to native CPU instructions at runtime by the CLR.

2. What do you type at the Command Prompt to compile C#?
   • For .NET Framework, we type csc sourcecode.cs
   • For .NET Core using .NET CLI in a folder with a project.json file, we type dotnet build
3. What is the Visual Studio 2015 keyboard shortcut to save, compile, and run an application without attaching the debugger?

   Ctrl + F5

4. What is the Visual Studio 2015 keyboard shortcut to view the Error List?

   Ctrl + W, E

5. What does ildasm.exe do?

   The IL Disassembler (ildasm.exe) tool reveals the manifest, metadata, embedded resources, and IL code inside a compiled .NET assembly.

6. Is the .NET Core better than the .NET Framework?

   It depends on what you need. The .NET...