Chapter 5 - Debugging, Monitoring, and Testing

1. In Visual Studio 2017, what is the difference between pressing F5, Ctrl + F5, Shift + F5, and Ctrl + Shift + F5?

   • F5 saves, compiles, runs, and attaches the debugger, Ctrl + F5 saves, compiles, and runs the debugger, Shift + F5 stops the debugger, and Ctrl + Shift + F5 restarts the debugger.

2. What information can you find out about a process?

   • The Process class has many properties including: ExitCode, ExitTime, Id, MachineName, PagedMemorySize64, ProcessorAffinity, StandardInput, StandardOutput, StartTime, Threads, TotalProcessorTime, and so on. You can find more information about Process Properties at https://msdn.microsoft.com/en-us/library/System.Diagnostics.Process_properties(v=vs.110).aspx

3. How accurate is the Stopwatch class?

   • The Stopwatch class can be accurate to within a nanosecond (a billionth of a second) but you shouldn't rely on that. You can improve accuracy by setting processor affinity as shown in the article at http://www.codeproject.com/Articles/61964/Performance-Tests-Precise-Run-Time-Measurements-wi

4. How do you reference another project in a .csproj file?

           <ItemGroup>
           <ProjectReference
           Include="..\Ch05_Calculator\Ch05_Calculator.csproj" />
           </ItemGroup>

5. When writing a unit test, what are the three As?

   • Arrange, Act, Assert.

6. What dotnet command executes xUnit test?

   •  dotnet test