Advanced Java Interview Questions Pdf Free Download
Medical Science Microbiology Biochemistry Biotechnology Biochemical Engineering Others General Knowledge Puzzles Quiz Sudoku Online Tests Ask your question? Close Menu . What is Comparable and Comparator interface ? List their differences. Download the pdf file after providing the linkfor viewingall the questions. Set , which is a collection that cannot contain duplicate elements. What is HTTP Tunneling ? HTTP Tunneling is a technique by which, communications performed using various network protocols are encapsulated using the HTTP or HTTPS protocols. What is difference between ArrayList and LinkedList ? Both the ArrayList and LinkedList classes implement the List interface, but they differ on the following features:An ArrayList is an index based data structure backed by an Array . thanksReply tn November 13th, 2014 at 1:49 amThere is a detailed explanation of HashMap internals at and JDK6 source code is at is correct in that HashMap will accept multiple keys with the same hashCode.
This lock is acquired on the class's Class object.[ Page 1 of 31 Jump. What is a Constructor, Constructor Overloading in Java and Copy-Constructor ? A constructor gets invoked when a new object is created. Why Advanced Java Interview Questions? In this section you can learn and practice interview questions based on "Advanced Java" and improve your skills in order to face the interview, competitive examination and various entrance tests (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence. If the conversion goes the other way, this operation is called unboxing.6. What will happen to the Exception object after exception handling ? The Exception object will be garbage collected in the next garbage collection.47. Java Code Geeks and all content copyright 2010-2016, Exelixis Media P.C. Inheritance provides re-usability of code and can be used to add additional features to an existing class, without modifying it.AbstractionAbstraction is the process of separating ideas from specific instances and thus, develop classes in terms of their own functionality, instead of their implementation details. Encapsulation is usually achieved by hiding information about the internal state of an object and thus, can be seen as a strategy used in order to provide abstraction.General Questions about Java1. An abstract class may contain non-final variables.Members of a Java interface are public by default. What does the static keyword mean ? Can you override private or static method in Java ? The static keyword denotes that a member variable or method can be accessed, without requiring an instantiation of the class to which it belongs.
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