ISTM 310 MIDTERM REVIEW

What are the seven layer of the OSI 7 layer model? - Answer- 7. Application 6. Presentation 5. Session 4. Transport 3. Network 2. Data Link 1. Physical As data moves from the data the user cares about towards the direct connection between devices, it is _____ with additional information. - Answer- encapsulation, encapsulated At what layer in the OSI model is the human - CPU layer? - Answer- Application At what layer in the OSI model makes data usable? - Answer- Presentation At what layer in the OSI model maintains a connection? - Answer- Session At what layer in the OSI model does the transmiting of data across networks occur? - Answer- Transport At what layer in the OSI model do IP addresses use? - Answer- Network At what layer in the OSI model contains Wi-Fi and ethernet - Answer- Data Link At what layer in the OSI model houses the wires and raw bits? - Answer- Physical As data moves from the the direct connection between devices towards the data the user cares about, it is _____ with additional information. - Answer- decapsulation, decapsulated What is the cloud? - Answer- Leasing of space that is not your hardware How is the cloud green? - Answer- The cloud can save an organization money because they don't need to run and maintain physical servers and are better for the environment because you only pay for the exact energy you use with less excess energy wasted. Is the cloud a safer computing environment than an in-house network? - Answer- Not necessarily because the cloud provider is a bigger target to hit and you entrust your data in a single organization.