7 Layer OSI Model

Data Encapsulation

Questions• 1. What is OSI Model ?

• 2. What is TCP ?

• 3. What are the differences between TCP and UDP ?

• 4. Which layer is responsible for converting data packets from the Data Link layer into electrical signals ?

• 5. At which layer is routing implemented, enabling connections and path selection between two end systems ?

Questions

• 6. Which layer defines how data is formatted, presented, encoded and converted for use on the network ?

• 7. Which layer is responsible for creating, managing and terminating sessions between applications ?

• 8. Which layer provides logical addressing that routers will use for path determination ?

Questions

• 9. Which layer specifies voltage, wire speed, and pinout cables and moves bits between devices ?

• 10. Which layer combines bits into bytes and bytes into frames, uses MAC addressing, and provide error detection ?

• 11. Which layer is responsible for keeping the data from different applications separate on the network ?

Questions

• 12. Which layer segments and resembles data into a data stream ?

• 13. Which layer provides the physical transmission of the data and handless error notification, network topology, and flow control ?

• 14. Which Layer manages device addressing, tracks the location of devices on the network, and determine the best way to move data ?

Questions

• 15. What is Data Encapsulation ? or Order of Encapsulation ? or Which layer is represented by frames ? Which layer is represented by segments ? Which layer is represented by Packets ? Which Layer is represented by bits ?

• 16. MAC address works on which layer ?

Important Questions

• What is the 7 layer OSI model?

• State the purpose and comment on the origin of the model.

• State the 7 layers and comment on the purpose of each layer.

7 Layer OSI Model Presentation

• https://youtu.be/O_rsqVtaloI