Can an unreferenced object be referenced again?
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what is the purpose of "virtual"?
Explain Big-O notation with an example
Which class has no duplicate elements?
Using callable statement how can you pass out parameters, explain with example?
for(i=0;i<100;i++) { int i=method();//method returns no's from 1 to 10; /* insert some stmts which can give output like no.of times numbers(1-10) returned. (for example if it returns 2 then i want output how many times 2 returned) like that i want output for no's 1 - 10 how many times each no returned. */ }
What is default specifier ??? Use of default specifier ???
explain how many oops concepts available in java with realtime scenarios?
what is hashmap& hashtable with example?
what are the rules to use try catch finally?
What about main() method in java ?
How does split work in java?
What is the difference(or similarity if there are some) between object and a variable?