C# Timeout implementation

timeout.cs

public void ComputeResultWithTimeout()
{
    var task = Task.Factory.StartNew(() => ComputeResult("vrau"));

    //task.Wait(0999);
    task.Wait(1000);

    if (task.IsCompleted)
        Console.WriteLine($"oba! {task.Result}");
    else
        Console.WriteLine("oh não! tempo esgotado...");
}

public int ComputeResult(string someParameter)
{
    Thread.Sleep(1000);
    return 42;
}