PROGRESS 1
PROGRESS 1 OSI Layer Model Application layer: This is the only layer that directly interacts with data from the user. In this case, software applications like web browsers such as Google Chrome and Microsoft Edge rely on the application layer to initiate communications. For example, when a student requests content in ULearn such as a lecture note, this application session will return the content “lecture note” to the student. But it should be made clear that client software applications are not part of the application layer, rather the application layer is responsible for the protocols and data manipulation that the software relies on to present meaningful data to the user. Application layer protocols include HTTP. Presentation layer: This layer is primarily responsible for preparing data so that it can be used by the application layer, in other words, presentation makes the data presentable for applicatio...