Model definitions Flashcards
1
Q
What is the Physical Layer?
A
Cable and Network Interface Cards - Electric Signals
2
Q
What is the Data Link Layer?
A
Switches and MAC Addressing
3
Q
What is the Network Layer?
A
Logical or IP addressing; Determines Best path for the destination.
4
Q
What is the Transport Layer?
A
Defines Ports and Reliability
5
Q
What is the Session Layer?
A
Starts and Ends session and also keep them isolated.
6
Q
What is the Presentation Layer?
A
Type of Data; HTTPS - Encryption Services
7
Q
What is the Application Layer?
A
Network access to Application e.g. Web Browser.
