week 2 part 2

Question 1

What layers are hop to hop and what layers are host to host

Answer 1

Host to host: Application, Transport, Network | Hop to hop: Data link and Physical

Question 2

What is decapsulation

Answer 2

Process of unwrapping headers from a message

Question 3

What is the address of the Application layer

Answer 3

Name

Question 4

What is the address of the Transport layer

Answer 4

Port number

Question 5

What is the address of the Network layer

Answer 5

IP address

Question 6

What is the address of the Data link layer

Answer 6

MAC address

Question 7

What is the main protocol of the Application layer

Answer 7

HTTP

Question 8

What is the main protocol of the Transport layer

Answer 8

TCP/UDP

Question 9

What is the main protocol of the Network layer

Answer 9

IP

Question 10

What is the main protocol of the Data link layer

Answer 10

Ethernet

Question 11

What is demultiplexing

Answer 11

A protocol can decapsulate to next several layers higher

Question 12

What are the first 3 Application layers of the OSI model

Answer 12

Application, Presentation, Session

Question 13

True or False: OSI model established by ISO (International Standards Organization) was used more than TCP/IP

Answer 13

False

Question 14

How many layers does the OSI model have

Answer 14

7