1.Service is not having any UI (User Interface).

a.True

b.False

2.Which of the following is a Java call-back method invoked when a view is clicked.?

a.OnClickDetector

b.OnClickListener

c.OnTapListener

d.None of these

3.Choose correct data type in following line of code: SharedPreferences obj = getSharedPreferences(_______,MODE_PRIVATE).

a.int

b.double

c.String

d.char

4.Resumed is the state of an activity, when it is visible and ready to use.

a.True

b.Falst

5.In XML ___________ Symbol is use to define the ID of a view.

a.$

b.@+

c.&

d.#