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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Where do you see yourself in years? Even if the implementation changes e. What is the difference between AWT and Swing?

Arulkumaran’s Books and Publications Spotlight

No, there is no need to import this package. It is also possible for programs to create objects that are not subject to garbage collection. You can only declare a method or function but not provide the implementation. Some Java keywords are import, super, finally, etc.

These are more abstract than arrays and access is restricted. Thread can be created by: It is safe to say: In a nutshell, polymorphism is a bottom-up method call. For Q75 — Q84 tailor your answers to the job.

LATEST JAVA interview Questions pdf arul kumar

When a thread is created and started, what is its initial state? No, constructor cannot be inherited.

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Sends user actions to the controller Allow s controller to select a view. The Swing Action architecture is used to implement shared behavior between two or more user interface components. Abstract class Interface Have executable methods and abstract methods. Immediate management Give me an example of a time you motivated others? My dad keeps telling me to find a permanent job instead of contractingwhich aryl his view provides better job security but I keep telling him that in my view in Information Technology the job security is achieved only by keeping your knowledge and skills sharp and up to date.

Which number is denoted by leading 0x or 0X in java? What is the difference between the size and capacity of a Vector? Kumarr premature flushing of buffers. Invoking object does not directly instantiate flyweights. Better naming convention is to have a meaningful name starting with a lowercase like: What is the difference between the paint and repaint methods? Which one to use?

Arun Kumar _ Java 5_J2EE Interviews Questions and Answers

What are the usages of Java packages? What is an Iterator?

No in jqva case the finally block will not execute because when you say System. You should try to relate back to your past experiences at your previous employments, community events, sporting events etc. Instance variables are variables within kumag class but outside any method. You could use database triggers to communicate between applications sharing the same database and write pollers which polls the database periodically to determine when the cache should be refreshed.

What has been your experience in giving presentations to small or large groups? Only repaint method can be explicitly invoked which implicitly calls paintComponent method and only paintComponent method should be overridden if required. How to call the superclass constructor? What are synchronized methods and synchronized statements?

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Two years later I decided to start contracting. Integer or a java. Refer Q25, Q72 etc Memory issues: It improves the runtime performance of computer programs based on bytecode.

Later on H alfCicle can be added without breaking your called code i. What is the difference between aggregation and composition? If the user leaves the page and returns without killing the current browser session, the start method is called without being preceded by init.

A signed Applet is a trusted Applet. What is the difference between a Web server and an application server? A class loader is an object that is responsible for loading classes.

This is also known as subtyping. For example, if a file is to be opened, but the file cannot be found, an exception occurs. You can create a package as follows with package keyword, which is the first keyword in any Java program followed by import statements. Java is a high-level programming language originally developed by Sun Microsystems and released in The following method is specified in the Comparator interface.