Multiple Choice
Which of the following is a rule that developers must always follow when writing multi-threaded Android applications? (Choose two)
A) A worker thread must not be created from inside the UI thread.
B) Each UI thread must not create more than one worker thread.
C) The UI thread must never be blocked.
D) The Android UI must not be accessed from outside the UI thread.
Correct Answer:

Verified
Correct Answer:
Verified
Q160: Which of the following is a NOT
Q161: Which of the following functions does not
Q162: How to enable JavaScript in WebView?<br>A) myWebView.
Q163: Which of the following make RecyclerView a
Q164: An AsyncTask can be cancelled anytime from
Q166: A developer can create a custom view
Q167: Which of the following sets the entire
Q168: Which of the following methods is called
Q169: Which of the following best defines an
Q170: Which of these is not defined as