Multiple choice

View.post(runnable) is a

  1. worker thread

  2. UI thread

  3. service call

  4. foreground process

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In Android, View.post(Runnable) executes the Runnable on the UI thread (main thread). This method is commonly used to update UI elements from background threads, as all UI operations must occur on the UI thread. The posted Runnable executes after the current message queue processing, ensuring thread-safe UI updates.