An instance of AnimationDrawable is instantiated as a class variable because it is used in multiple methods within the MainActivity class.
Answer the following statement true (T) or false (F)
True
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A priority queue can be implemented using
a) a list of queues b) a minheap c) a stack d) both a) and b) are correct e) all of a), b), and c) are correct
Which of the following statements are true?
1. if obj1.equals(obj2) then obj1.hashcode() == obj2.hashcode() 2. if !obj1.equals(obj2) then obj1.hashcode() != obj2.hashcode() a. 1 b. 2 c. both d. none
Regarding enumerations, the ____ method returns an integer that represents the constant's position in the list of constants; as with arrays, the first position is 0.
A. valueAt B. positionOf C. ordinal D. indexOf
A component can be made available or unavailable by passing true or false to the ____ method.
A. getSource() B. setEnabled() C. setSelected() D. setBounds()