In the Java Collections Framework (JCF), the Properties class extends ________? a. HashMap b. Hashtable c. TreeMap d. HashSet

In the Java Collections Framework, TreeMap extends which class and implements which interface? a. Extends HashMap; implements sortedMap b. Extends AbstractMap; implements NavigableMap c. Extends Hashtable; implements TreeSet d. Extends LinkedHashMap; implements List

which of the following collections supports accessing elements through keys and values?A. HashMapB. HashTreeC. HashListD. HashSet

Which of the following statements is/are incorrect for Java Collection Framework (JCF)? a. Vector is similar to. ArrayList, which represents a dynamic array b. Stack is a subclass of Vector that implements a standard last-in,first-out stack. c. Unlike HashMap, Hashtable doesn’t store Key/value pairs. d. Class Properties are used to maintain a list of values in which both key and value are String.

Which of the following classes is part of the Java Collections Framework and implements the List interface? a. HashSet b. LinkedList c. TreeMap d. PriorityQueue

The __________ is a collection that stores key-value pairs.a.)Arrayb.)HashMapc.)HashSetd.)ArrayList