81. Which construct can provide both abstract and non-abstract methods?
Tags: Java
82. Which statement about Java interfaces is correct?
Tags: Java
83. Which collection maintains an ordered collection and permits duplicate elements?
Tags: Java
84. Which collection implementation internally uses a dynamic array?
Tags: Java
85. Which implementation is based internally on a doubly linked list?
Tags: Java
86. Which interface is implemented by `LinkedList` that allows it to function as a queue/deque?
Tags: Java
87. What is the main purpose of a marker interface?
Tags: Java
88. Which access modifier provides the widest accessibility?
Tags: Java
89. Which access modifier restricts access to within the declaring class?
Tags: Java
90. Which keyword is used to explicitly throw an exception?
Tags: Java
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