Which is the Best Java Web Framework ?

Java - Collections - Interview Questions and Answers on Vector

Q1. What is the difference between ArrayList and Vector ?

Ans. Vectors is synchronized whereas ArrayList is not. 

Q2. What is the package name for  Vector class?

Ans.java.util

Q3. Which is the Parent Class of  Vector class?

Ans.AbstractList

Q4. Which interfaces are implemented by Vector?

Ans.Serializable, Cloneable, Iterable, Collection, List, RandomAccess

Q5. Do you know of any subclass of Vector ?

Ans. Stack


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