![]() Note that one of the most asked topics for java collection interview questions is generics. It can be simply done by calling Collections.sort() or Collections.reverseOrder() method. More so, it is an interface that defines the methods in which you can obtain one element at a time in a collection.Ħ. What is enumeration?Įnumeration is the traversal of legacy elements only on the collection. This is because Serializable and Cloneable need not be extended because of their very specialized behavior. Why does Collection only extend Iterable and not Cloneable and Serializable? Name the class of Java collection framework that is used when you do not need duplicates? Which method of the Collections class is used to return an integer hash code? ![]() Collection requires an object as a parameter, but the map takes a key-value pair. The Map interface is a part but does not extend the Collection interface. Which interface is part of the collection framework but does not extend the Collection interface? Why? Let us explore some generic java collection interview questions : 1. Generic Java Collection Interview Questions ![]() If you are new to Java, then you should first check out What Java is and the resources to learn it. In this blog, we would be covering frequently asked java collection interview questions for experienced candidates and freshers to crack their following interview. In Java, questions on collections are most common amongst the interviewers. ![]()
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