ARUL KUMAR JAVA PDF

Hi JAVA is a ocean, so as you have going to shown 2+ years of experience you must have The above site is managed by Arul Kumaran, who is well known author for his book Java / J2EE, . Hitesh Kumar, CEO & Founder at Sitesbay. com. Java/J2EE Job Interview Companion [Arulkumaran Kumaraswamipillai, Sivayini Arulkumaran] on *FREE* shipping on qualifying offers. + Java/ J2EE Interview questions with clear and concise answers for: job Anuj Kumar. View Arul kumar’s profile on LinkedIn, the world’s largest professional community. Arul has 4 jobs listed on their profile. GWT, Java and J2EE Developer.

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When you were working for the Surething insurance corporation pty jaav, you were responsible for the migration of an online insurance application i. You should override the equals and hashCode methods from the Object class. Also, be apologetic for arriving late due to unfortunate situation. What is your favorite technical book? Java — Behaving right in an interview 90 In short, arrive on time, be polite, firm hand with a smile and do not act superior, act interested and enthusiastic but not desperate, make eye contact at all times, ask questions but should not over do it by talking too much, it is okay to be nervous but try not to show it and be honest with your answers because you are not expected to know the answers for all the technical questions.

A client kuma creates a socket on its end of the communication and attempts to connect that socket to a server. Another way to execute code in the event-dispatching thread from outside event-handling or Java – Swing 74 drawing code, is using SwingUtilities invokeLater or invokeAndWait method.

Some Java keywords are import, super, finally, etc. It is the process where one object acquires the properties of another. An applet can be a fully functional Java application because it has the entire Java API at its disposal. Yes, use this syntax. So, a container should be a component. This will safeguard your method from not being called at runtime.

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Component class is the immediate super class. When a window is repainted by the AWT painting thread, it sets the clipping regions to the area of the window that requires repainting. This makes it harder to reuse the subclass, especially if part of the inherited implementation is no longer desirable and hence can break encapsulation. If you spell the methodName incorrectly, you will get a compile error.

A break statement results in the termination of the statement to which it applies switch, for, do, or while. Generally you use a java.

Arun Kumar _ Java 5_J2EE Interviews Questions and Answers

Pattern class, Matcher class and PatternSyntaxException class. Swing containment hierarchy using JPanels within JPanels and the painting process Top-level container paints itself First paints its solid grey background and then tells the JPanel to paint itself.

Does garbage collection guarantee that a program will not run out of memory? The primitive variables are allocated in the stack if they are kumxr method variables and in the jva if they are class member variables. Package the modules shared by both Web and EJB modules as dependency jar files. The advantages of a 3-tiered or n-tiered application: Many qrul the standard classes in the Java library like String, Integer, Date, File etc implement the Comparable interface to give the class a “Natural Ordering”.

What is final class? You will find more questions and answers relating to these key areas i. Initialization method called only once by the browser. Just think that even if you do not get the job, it is a good learning experience and you javx do better in your next interview and appreciate yourself for getting this far. Tell me about a difficult decision you made in the last year? Abstract classes let you define some default behavior and force subclasses to provide any specific behavior.

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Refer Q11 in How would you go about…?

200 LATEST JAVA interview Questions pdf arul kumar

You can convert your list to an array with list. The List and Set extends the Collection interface. You could also reflect an experience from a past job, where each developer was assigned a weekly roster to provide support. You also strongly believe that good technical skills must be complemented with good interpersonal skills and the right attitude. Formatter API for format details.

Arun Kumar _ Java 5_J2EE Interviews Questions and Answers – Free Download PDF

Holding the reference of the other class within some other class is known as composition. If implemented incorrectly or not implemented at all then your objects stored in a collection like a Set, List or Map may behave strangely and also is hard to debug.

Use of Java collections API and exceptions correctly: Extensibility – interfaces and abstract classes provide an excellent starting point for adding functionality and khmar to create specialized object collections. The String class is considered as immutable, so that once it is created a String object cannot be changed.

What are the restriction imposed on a static method or a static block of code? Why deletion in LinkedList is fast than ArrayList?

It is used to create objects that provide access to the files and directories of a local file system. Depending on what the shape is, appropriate area double dim m ethod gets called and calculated. Your organization was ranked 21st among 23 websites reviewed.