What is the difference between hashmap and hashtable? What is an interface?
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How large is a boolean?
What is object of class in java?
I have a Person object with 5 variables and I want to store them in a file called Person.txt. What should I do?
What is null statement?
What are autoboxing and unboxing? When does it occur?
What does string intern() method do?
What is the use of runnable interface?
Is Cegonsoft Pvt.Ltd. a good Institute?
What is the properties class?
Given: 11. public static void main(String[] args) { 12. Integer i = uew Integer(1) + new Integer(2); 13. switch(i) { 14. case 3: System.out.println(”three”); break; 15. default: System.out.println(”other”); break; 16. } 17. } ‘What is the result? 1 three 2 other 3 An exception is thrown at runtime. 4 Compilation fails because of an error on line 12.
How do you identify independent and dependent variables?
What is lossy conversion in java?