Can we use Fragments for using number of activities within a single activities that runs concurrently

Is it possible to use fragments for number of activities within a single activities which runs concurrently.i want to know that if fragm开发者_StackOverflowents is same as activity.If i will use fragments Can it serve my purpose.

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Fragments are not as activities. And they won't let you do what you want. I will repeat my self: use Services or AsyncTasks.

As for Fragments, they are more like reusable views.