Hibernate interview question

Q-what is cache first level and second level explain
2)diffrence between load and get methos
3)when to use load and when to use get method
4)what are the core interface in hibernate
5)what is lazy loading
6)what are the API in hibernate
7) hibernate mapping
8)inheritance in hibernate
9)what is use of dilect class and reverse engineering
10)what is ORM tool
11)what is liferacycle of domail class
12) diffrence between session and sessionfactory
13)diffrence between lazy loading and early loading
14)what is proxy object
15)diffrence between crete and update