Microsoft Certified Solutions Developer (MCSD) Certification Practice Test

What feature does the Task.Run() method provide in C#?

1. It schedules a Task for execution

2. It creates a Task but does not execute it

3. It allows monitoring of Task execution

4. It cancels the execution of a Task

The correct answer is: It schedules a Task for execution

The Task.Run() method in C# is designed to schedule a Task for execution on a ThreadPool thread. When this method is called, it not only creates a Task object but also initiates its execution immediately on a background thread. This is particularly useful in scenarios where you want to run a piece of code asynchronously without blocking the calling thread. By leveraging Task.Run(), developers can efficiently offload work, especially in scenarios where the application might be performing long-running computations or I/O-bound operations, thus improving the responsiveness of the application. This method abstracts much of the complexity associated with threading, making it easier to write parallelized code without having to manually manage threads. The other provided options do not accurately capture the primary purpose of Task.Run(). Creating a Task without executing it would imply that only the Task object is created, but no execution is initiated, which is not the case with Task.Run(). Monitoring Task execution typically involves using other features such as Task.Status or continuations rather than directly with Task.Run(). Lastly, Task.Run() does not provide functionality to cancel a Task; instead, cancellation is handled through a separate mechanism using CancellationToken.