7.can muliple inheritan e possible in java using abstract class

8.what is o/p of below code
interface a{
int i=10}

interface b{
int i=5}

class c a,b{
sop(i)
}

o/p:?

9.write code for jdbc connection in java

10.how Hashmap internally work

11.write code to retrieve elements from hashtable

12.diff between vector and arraylist

13.what is synchronization

14.what ibm websphere?is it application server or web server?why you use it?

15.diff between application server and web server

16.what is o/p of below code

class a
{
int i=10}

class b
{
int i=5}

public class c extends a,b{
psvm{

sop(i)

}

}

Question

7.can muliple inheritan e possible in java using abstract class


8.what is o/p of below code
interface a{
int i=10}

interface b{
int i=5}
 

class c a,b{
sop(i)
}

o/p:?


9.write code for jdbc connection in java


10.how Hashmap internally work


11.write code to retrieve elements from hashtable


12.diff between vector and arraylist


13.what is synchronization


14.what ibm websphere?is it application server or web server?why you use it?


15.diff between application server and web server


16.what is o/p of below code

class a
{
int i=10}


class b
{
int i=5}
 


public class c extends a,b{ 
psvm{

 sop(i)

 }


}

It will produce Compile time error ! · Accepted Answer

It will produce Compile time error as a class can only extend one class. It can implement many Interface It will produce Compile time error as a class can only extend one class.

Deloitte

Pergunta de entrevista da empresa Deloitte

Resposta da entrevista

Empresas seguidas

Buscas de vagas