I am studying C# Task, async/await and I have encountered a situation that I do not quite understand. I made two code snippet, the first one is based upon console application, and the second one is based upon wpf. Here are the two code snippet:

I am studying C# Task, async/await and I have encountered a situation that I do not quite understand. I made two code snippet, the first one is based upon console application, and the second one is based upon wpf. Here are the two code snippet:

I want to create a service what runs multiple tasks on different times.