What are 4 pillers of object orinted programming?
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What are autoboxing and unboxing? When does it occur?
what is the use of custom tags? with example?
Why all programming languages have main as a execution starting point?
Can you declare the main method as final?
what is thread? What are the high-level thread states? Or what are the states associated in the thread? : Java thread
What is java util collection?
Can we access private data outside of the class directly in java programming language? Why There is no runtime checking in java, which leads to access the private data directly outside of a class?
Can we overload the constructors?
when a request is generated from apache tomcat 5.5 and goes to oracle 10g or mysql,,, how the oracle or mysql reads the request as apache is a web server and oracle 10g is application server? when the oracle 10g provides response, how the apche tomcat reads it???
Is array primitive data type in java?
What is protected access modifier?
How do u provide security in java