Why do we need singleton class?
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What does sprintf mean?
Why is java so important?
How many times garbage collector will invoke an object?s finalize() method?
What is the advantage of OOP in java?
What is the maximum size of byte array in java?
describe method overloading
What is the difference between variable & constant?
What is abstraction with strong example program? (not a general program)
Explain the scope or life time of class variables or static variables?
If I don't provide any arguments on the command line, then what will the value stored in the string array passed into the main() method, empty or null?
System.out.println(101/14) what is the output? a)6 b)14 c)7.14 d)0
What is difference between filereader and bufferedreader?