Listing top 20 Java interview questions answers covering various topics in core java such as Collections, OOPs, Multithreading, Programming and Garbage Collections. These java questions and answers have been collected and reviewed by the industry experts.
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Top 20 Core Java interview Questions | java-questions.com Reviews
https://java-questions.com
Listing top 20 Java interview questions answers covering various topics in core java such as Collections, OOPs, Multithreading, Programming and Garbage Collections. These java questions and answers have been collected and reviewed by the industry experts.
java-questions.com
JSP interview questions | J2ee interview questions
http://java-questions.com/jsp-interview-questions.html
Q1) What is a JSP? What is it used for? What do you understand by the term JSP translation phase or compilation phase? Q2) Explain the life cycle methods of a JSP? Before the JSP file has been translated and compiled into the Servlet. The JSP file has been translated and compiled as a Servlet. Prior to handling the requests in the service method the container calls the jspInit() to initialize the Servlet. Called only once per Servlet instance. Q3) What are different type of scripting elements? Q4) What a...
Java Exception Interview questions
http://java-questions.com/Exceptions-interview-questions.html
Java Exception Interview Questions. Q1) What is an Exception? Ans) The exception is said to be thrown whenever an exceptional event occurs in java which signals that something is not correct with the code written and may give unexpected result. An exceptional event is a occurrence of condition which alters the normal program flow. Exceptional handler is the code that does something about the exception. Q2) Exceptions are defined in which java package? Q3) How are the exceptions handled in java? Ans) Runt...
Multithreading interview questions
http://java-questions.com/Threads-interview-questions.html
Java Multhithreading Interview Questions. Multithreading or Concurrency is one of the popular topic in java interview questions. Large scale applications such as Banking, Big data processing, scaling for millions of users often uses multithreading and async functionality pretty heavily. Q1) What is a Thread? Ans) In Java, thread means two different things:. An instance of class java.lang.Thread. A thread of execution. Q2) What is difference between a thread and a process? Ans) Threads support concurrent ...
Collections in Java programming interview questions
http://java-questions.com/collections-interview-questions_1.html
Collection Java Interview Questions. Q) Why is it preferred to declare: List String list = new ArrayList String (); instead of ArrayList String = new ArrayList String ();. Ans) It is preferred because:. If later on code needs to be changed from ArrayList to Vector then only at the declaration place we can do that. The most important one – If a function is declared such that it takes list. E.g void showDetails(List list);. Q) Which data structure HashSet implements? Q) What is a ConcurrentHashMap? Inserti...
Java Immutable class interview questions
http://java-questions.com/ImmutableClass-interview-questions.html
Immutable Class Interview Questions. Q1) What is an immutable class? Immutable class is a class which once created, it’s contents can not be changed. Immutable objects are the objects whose state can not be changed once constructed. e.g. String class. Q2) How to create an immutable class? To create an immutable class following steps should be followed:. Create a final class. Set the values of properties using constructor only. Make the properties of the class final and private. True Since the state of th...
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Interesting inconsistency with java String pool « Ramblings from a Bihari!
https://deepakjha.wordpress.com/2008/07/31/interesting-inconsistency-with-java-string-pool
Ramblings from a Bihari! Just another WordPress.com weblog. Interesting inconsistency with java String pool. I was just trying out the intern() method of java.lang.String class and found an interesting issue. The intern() method is supposed to put the string literal in the intern pool and give you back a handle to that. Let me explain the scenario with two programs:-. Public static void main(String[] args) {. Char[] c = new char[]{‘a’,’b’,’c’};. String s = new String(c).intern();. S = null;. July 31, 2008.
Useful Links | Rocksolutions's Blog
https://rocksolutions.wordpress.com/useful links
A blogger's diary on Web Based Technologies in plain english…. Interesting Algorithms in CS. Http:/ www.simple-talk.com/sql/performance/performance-tuning-tips-for-database-developers/. Http:/ www.javaworld.com/javaworld/jw-09-2001/jw-0928-rup.html. Java Interview Questions Answers. Http:/ www.java-questions.com/. One thought on “ Useful Links. October 20, 2010 at 4:34 pm. Nice blog. keep it up. Leave a Reply Cancel reply. Enter your comment here. Fill in your details below or click an icon to log in:.
Java : Finding top-K elements in unsorted array in linear time | Random Posts
https://harithimanshu.wordpress.com/2010/10/17/java-finding-top-k-elements-in-unsorted-array-in-linear-time
Just another WordPress.com weblog. Java : Finding top-K elements in unsorted array in linear time. BUILD SUCCESSFUL (total time: 0 seconds). Python : finding substring in a string. 2010 in review →. 3 Responses to “Java : Finding top-K elements in unsorted array in linear time”. November 4, 2010 at 11:45 pm. Good work man, appreciate the amount of effort you are putting in writing the code for the questions …. November 5, 2010 at 12:09 am. Sure Harshit, I would try to do that. February 19, 2011 at 5:16 pm.
Cisco CCDA CCDP Questions CCSP Answers CCIP CCDE Questions Answers
http://certificationking.com/questions/Cisco-CCDA-CCDP-CCIP-CCSP-CCDE-Questions-Answers.html
Are you seeking Microsoft, Cisco, Comptia, Oracle, Sun, Novell, Citrix, CIW, Checkpoint, Lotus, Cisco CCDA Certification! CertificationKing endeavours in helping you, in preparing for your Cisco CCDA Exam Cisco CCDP Questions. Our Cisco CCDE exam material will provide you everything you need to pass this test. We have compiled the most realistic, high-quality Cisco exam questions CCDA Answers for you. 3COM Questions ACSM Questions Answers. ACI Questions APC Questions Answers. BICSI Questions RCDD Answers.
Use of hashcode() and equals() | Tech Read..
https://tech-read.com/2009/02/12/use-of-hashcode-and-equals
Use of hashcode() and equals(). Asymp; 24 Comments. Use of hashCode() and equals(). Object class provides two methods hashcode() and equals() to represent the identity of an object. It is a common convention that if one method is overridden then other should also be implemented. Before explaining why, let see what the contract these two methods hold. As per the Java API documentation:. It is NOT required that if two objects are unequal according to the equals(Java.lang.Object) method, then callin...Null ...
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The Java Puzzle
Wednesday, May 11, 2011. DreamFind Released: Download it now. Add to del.icio.us. This is the main release page of DreamFind. DreamFind is a Java based free Desktop File Indexer. To access the files one needs the most in an easy and fast. DreamFind also provides features to open some of the popular websites. By opening in the browser using easy to remember shortcuts. The objective of DreamFind is to search a file in the directories/folders important to a user using a auto-updating index of files. 2 When ...
Coffee Quest
We try to visit local cafes where ever we go. Hopefully we find good ones, sometimes they are not so memorable! I will be posting reviews and other coffee musings along the way. Check back often to see articles, reviews and more! View my complete profile. Coffee myth busted: morning cups offer no boost in. CoffeeBean Queens - Panama City Beach, FL. Lake George Coffee and Chocolate Festival. Cafe con Leche, Apalachicola, FL. Coffee reduces the risk of chronic liver disease. Rock Hill Bakehouse, Glens Falls.
Java Queries
Tuesday, May 15, 2007. What do you understand by Synchronization? Synchronization is a process of controlling the access of shared resources by the multiple threads in such a manner that only one thread can access one resource at a time. In non synchronized multithreaded application, it is possible for one thread to modify a shared object while another thread is in the process of using or updating the object's value. Synchronization prevents such type of data corruption. Posted by Ashish @ 10:11 PM.
Top 20 Core Java interview Questions
Core Java Interview Questions. PS: If you like the page or have any questions, feel free to comment at end. Q) What is polymorphism? Ans) The ability to define a function in multiple forms is called Polymorphism. In java, c there are two types of polymorphism: compile time polymorphism (overloading) and runtime polymorphism (overriding). Happens when several methods have same names but different number or type of parameters. Overloading is determined at the compile time. Finally keyword is used with try-...
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Java-Rawr (♥ ジャワ) - DeviantArt
Window.devicePixelRatio*screen.width 'x' window.devicePixelRatio*screen.height) :(screen.width 'x' screen.height) ; this.removeAttribute('onclick')" class="mi". Window.devicePixelRatio*screen.width 'x' window.devicePixelRatio*screen.height) :(screen.width 'x' screen.height) ; this.removeAttribute('onclick')". Join DeviantArt for FREE. Forgot Password or Username? The Queen ♛. Digital Art / Hobbyist. 9829; ジャワ. Deviant for 3 Years. This deviant's full pageview. 9829; ジャワ. Last Visit: 2 days ago. 10047; Na...
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Java Redefined
This blog provides easy to learn examples on various Java topics. Thursday, 11 January 2018. Links to this post. Friday, 22 December 2017. Java Blockchain Mining and Consensuses. Mining and Consensuses in Blockchain. In the previous blog we got to know what a Blockchain is, and how you can we create a Java based Blockchain. Which can not be tampered (Integrity). But this causes another problem in the network. Links to this post. This blog provides a working Blockchain example in Java. Bitcoin is not Bloc...
java-regular-expression-tester.mynotiz.de
Java Regular Expression Tester
Java Regular Expression Tester. Plattformunabhängiger Java Regular Expression Tester. Treffer werden im Text grün markiert und gezählt. Windows XP/Windows Vista/Windows 7. Unter Windows einfach mittels Doppelklick starten! Oder über die Konsole:. Java -jar javaRegularExpressionTester 1.2.jar. Von Projektseite: javaRegularExpressionTester 1.2.jar. Java Regular Expression Feld. Text Feld zum Testen. Groß- und Kleinschreibung ignorierbar. Status ob Regular Expression gültig ist. 2010-05-28 Version 1.2.
