Task Represents an asynchronous operation.

 Task`1 Represents an asynchronous operation that produces a result at some time in the future.

 TaskCanceledException Represents an exception used to communicate task cancellation.

 TaskCompletionSource`1 Represents the producer side of a unbound to a delegate, providing access to the consumer side through the property.

 TaskFactory Provides support for creating and scheduling Tasks.

 TaskFactory`1 Provides support for creating and scheduling Task{TResult} objects.

 TaskSchedulerException Represents an exception used to communicate an invalid operation by a .

 UnobservedTaskExceptionEventArgs Provides data for the event that is raised when a faulted 's exception goes unobserved.

 TaskContinuationOptions Specifies flags that control optional behavior for the creation and execution of continuation tasks.

 TaskCreationOptions Specifies flags that control optional behavior for the creation and execution of tasks.

 TaskStatus Represents the current stage in the lifecycle of a .

 TaskExtensions Provides a set of static (Shared in Visual Basic) methods for working with specific kinds of instances.

 TaskScheduler Represents an abstract scheduler for tasks.