Interview Questions??

====== MASTER THESE CONCEPTS WITH EXPERIENCE INTERVIEW QUESTIONS?? ==========

 1. Volatile keyword in java?

2. Solid design principles? What are 5 SOLID Design Principles?

S -

O -

L -

I -

D -

3.  Multithreading in java ? Good amount of Working with Multithreading.

a. Is is possible to start a thread twice?

No. After starting a thread, it can never be started again. If you does so, an IllegalThreadStateException is thrown. In such case, thread will run once but for second time, it will throw exception.

Let's understand it by the example given below:

1. public class TestThreadTwice1 extends Thread{  
2.  public void run(){  
3.    System.out.println("running...");  
4.  }  
5.  public static void main(String args[]){  
6.   TestThreadTwice1 t1=new TestThreadTwice1();  
7.   t1.start();  
8.   t1.start();  
9.  }  

4. Concurrent HashMap ?

5. Collections ?

6. Java Fundamantals?

7. Oops?

8. DS and Algo ?

9. Very-good problem Solving Skill? How to improve it?

10. Cloud Deployment And Development.

11. Working With Spring Experience?

12. Which Specific Java Version have you used?

13. Strems Api implementation?

14. Functional interfaces?

15. Lemda Expression?

16. What is Most used Jvaa 8 Concepts?

17. What are Design Patterns have you used in Previous Org? Total 23. 

(A). Creational DP, (B.). Structural DP, (C.) Behavoural DP.

18. have you worked on serialization deserialization concept?

19. Implementation part of SOLID Principles??

20. Experience on concurrenthashmap java?

21.