Latest Answer: Classes are usually first defined and then instantiated using the new operator. Anonymous classes combine the process of definition and instantiation into a single step. Anonymous classes are defined at the location they are instantiated, using additional ...
Latest Answer: To create objects we generally use new keyword mentioning indirectly the size to allocate the memory.We do not know the size occupied by abstact methods so we cannot create object for abstract methods. ...
Latest Answer: Given ans is sufficient ...
Latest Answer: we are writing String(as[]) beacuse it is very easy to change from string to any data type ...
Why statement printf("%d%d%d",++a,a,a++) in C and = a++; System.out.printf("%d%d%d",++a,a,a++) in Java gives different output?
Because in C++ function argument associativity is right to left but in java it is left to right
Because C++ solve postfix ++,-- after assignment (=) operator.
Latest Answer: Yes.Because C++ solve postfix ++,-- after assignment (=) operator. ...
Latest Answer: caught exception: That mean when u declare the particular type of exception(checked and unchecked exception) u will get caught exception.uncaught exception: ...
Latest Answer: XML parsing is done to retreive data from xml.(i.e,from root elements, attributes..tags)SAX parser is used to retreive data in a fashion that when it encounters any tag the data encountered is returned back.DOM parser constructs a content tree for the ...
Latest Answer: To connecting with any data base need connection and afetr compltion of task that connection get expire so next tim again we need to create connection its degrade the performanceTo avoid this we have coonction pooling in the connection pooling we ...
Latest Answer: Collections.sort(al) ...
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