Is an array a vector?
Can you start a thread twice in Java?
Why do we use return statement?
33. try { 34. // some code here 35. } catch (NullPointerException e1) { 36. System.out.print(”a”); 37. } catch (RuntimeException e2) { 38. System.out.print(”b”); 39. } finally { 40. System.out.print(”c”); 41. } What is the result if a NullPointerException occurs on line 34? 1 c 2 a 3 ab 4 ac
What are the advantages of java inner classes?
public class Test { public static void main(String ar[]) { Integer a = 10; Integer b =10; Integer c = 145; Integer d = 145; System.out.println(a==b); System.out.println(c==d); } }
Explain treeset?
What is fail fast in java?
Why can't we make jsp as a controller and action servlet in struts?
what is singlton class?where it is use in real time senario.
Do I need java for windows 10?
What is a Java switch statement, and how can it be used?
What does opcode mean?