write down what best describe the following:

1.________ has two types : primitives ,parameter .. and communication between layer in the same system.

2.After a collesion occure CSMA/CD send a ________ frame.

3.Which TCP/IP stack layers have to be passed when a computer accesses an Internet website in a web browser ________________

4.The________________ protocol provides a connectionless service to its applications

5.________________ is used in CSMA to indicate the start of the frame.

6.________________ establishes two connections between the hosts. One connection is used for data transfer, the other for control information.