Java today is one of the most popular digital applications in web designing & is being preferred by the layman as well as high-end users for different purposes such as in flash video application, 3-D gaming, complex software development, etc. So students, java developers, and technical recruiters are producing their application using java platform. But if your basic java knowledge is not strong then you would not be able to develop your unique application and hence flourishing in the ever-growing & expanding IT industry would become impossible. Thus first work on your Core java interview questions to land up a plum job in the IT industry as well as to enhance your Java knowledge. Java, an object-oriented programming language offers three basic levels of programming viz. core java programming, specialized java programming & advanced Java programming. Out of these first basic level is called basic Java programming language & is the first step of mastering Java language. While attending a technical interview you will be asked most questions on the basic java as the interviewer wants to check the fundamental (core) knowledge of the candidate. There are many resources available both online & offline to prepare for the java interview questions but if you want to save your time and is looking for some ready reckoner guide to help you in preparing Core java interview questions, then do follow some of the tips described here.
- Make your fundamental java knowledge strong
Firstly go through all the core java interview questions like
- What is the OOP concept?
- What is an abstraction, encapsulation, inheritance, polymorphism principle? The difference between all these four principles.
- What are some basic features of Core java language?
- Why Java is preferred over another language?
- What is the basic application of java language?
- Practice core java programming by running a basic java program
Install basic java software on your desktop/laptop and practice some basic program by proper running & execution. During java interview questions round, you would be surely asked to recognize the error present in the program given or written by you. If you do not have sufficient practice on java programming, then you would find it very difficult to find the minute error hidden in the many steps of the program. Many times even a small semicolon, colon, bracket changes the complete execution of the program. So practice the program on the computer to excel into java interview questions.
- Use online & offline resources available for comprehensive knowledge
There are many books & questions series that are available on Core java interview questions in both online as well as offline format. If you surf the web regularly then you can subscribe to practice test series on basic java. Some of these practice tests are completely free while for others there is a nominal fee marked to the material so decide according to your need & prepare well interview questions on basic java. Besides, if you are looking for a hard copy version on Core java interview questions, then go through any book store & you will find numerous books on core java. But before buying look for the language & content as well as program illustrations. If you are not able to understand the content then it is futile to spend your money on that book. So choose the material wisely and prepare well for Core java interview questions.