Multiple Choice
The Collection class or interface that allows only unique elements is the ___________ class or interface.
A) List< T >
B) Set< T >
C) Vector< T >
D) all of the above
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q34: The method _ can be used to
Q35: What must you do before adding a
Q36: The method containsObject o)of the ArrayList class
Q37: The primary interface/interfaces for a collection class
Q38: Write a Java statement that changes the
Q40: The List interface is for collections that
Q41: A Java collection is any class that
Q42: Write a Java statement to recover the
Q43: If you want a class that implements
Q44: A vector can potentially encounter an ArrayIndexOutOfBoundsException.