OSI Model Flashcards
1
Q
What does OSI stand for?
A
Open Systems Interconnection
2
Q
How many layers does the OSI Model have?
A
7
3
Q
What are the layers?
A
Physical Data link Network Transport Session Presentation Application
4
Q
What does application layer do?
A
Support user end applications
5
Q
What does presentation layer do?
A
Transforms data into a form that the application layer can understand
6
Q
What does session layer do?
A
Establishes, manages and terminate connections between applications
7
Q
What does transport layer do?
A
Transport of data between end systems or hosts
8
Q
What does network layer do?
A
Provides switching and routing technologies
9
Q
What does data link layer do?
A
Data packets are encoded and decoded into bits
10
Q
What does physical layer do?
A
Conveys bit stream through network at physical level
