Theme, UI thread, work theme, Async task

Question

I'm confused, trying to understand the concept Processes, and Threadsin Android. Below I will discuss a few questions. These may be silly questions, but please help me answer in order to answer these questions and clarify my doubts.

1) If I create a thread, where will it work? in Main (UI) Thread?

2) If my created thread works in the background as a worker Thread, then what's the point AsyncTask(I mean, how is it better than a thread)?

3) Is it possible to create Thread in AsyncTask?

Answer 1

 1. If i create a thread where it will run? in Main(UI) thread/Worker Thread?

.

2.If my created thread runs on worker `Thread` then what is the use of `AsyncTask` (I mean how it is better than thread)?

AsyncTask .. , , Activity.. AsyncTask. Ui, onProgressUpdate(). , .

 3)Can we create a thread in Async task?

, , , AsyncTask doInBackGround(), Thread, Thread AsyncTask.

Answer 2

• Activity. . Activity . .
• Async - , , backround, . : .
• Asynctask .

Answer 3

1) , .

2) Async Task . - . progressdialogs. ( AsyncTask), , .

3) , . , .