Which of the following layers in the OSI model facilitates the functioning of programs such as Skype and BitTorrent?
A) application layer
B) transport layer
C) session layer
D) presentation layer

Question

Quizplus · Accepted Answer

The application layer is responsible for providing services to the end-users, such as Skype and BitTorrent. These programs use protocols that operate at the application layer and provide functions such as file sharing and voice and video communication. The transport layer, session layer, and presentation layer are lower-level layers that are responsible for ensuring that data is correctly transmitted and received between devices, but they do not directly facilitate the functioning of programs like Skype and BitTorrent.

Which of the Following Layers in the OSI Model Facilitates