OSI & TCP/IP model

1.what is TCP/IP model?

2.what is OSI model?

3.how does the encapsulation and decapsualtion process work on layers?

4.explain how load necessary information load in your web browser relevant to the request using OSI model?

5.explain whats happen each  layer in  OSI model?

6.explain data , segments , packets , and frames in the layers?

7.what is the PDU?

8.what is the same layer interaction and  adjecent layer interaction?

9.which layer of OSI model provides host to host communication?

10.what is process to process communication?