Q20
What is the primary difference between a `Stack` and a `Queue` in the Java Collections Framework?
A.
A `Queue` allows duplicate elements, while a `Stack` does not
B.
A `Stack` allows duplicate elements, while a `Queue` does not
C.
A `Queue` uses a LIFO order, while a `Stack` uses a FIFO order
D.
A `Stack` uses a LIFO (Last-In-First-Out) order, while a `Queue` uses a FIFO (First-In-First-Out) order
AnswerAnswer: Option D
Solution
Answer: Option D
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