1.self intro
2.resume two projects
3.class , object, abstraction example
4.expection handling....try,catch, throws, finally
..
static keyword in java
5.public static void main - define
6.sql ,second largest salary in SQL
7.delete ,truncate explain
8.constraints in SQL , primary key , unique key, foreign key
9.access modifier
10.Array
11.List
12.ArrayList
13.garbage collection
14.Local variables, global variables
