TCP/IP Flashcards
1
Q
When one layer provides a service to a layer above it e.g. TCP providing error correction for HTTP
A
Adjacent layer interaction
2
Q
What is a pdu at transport layer
A
Segment
3
Q
What is a pdu at Network layer
A
Packet
4
Q
What is a pdu at the data link layer
A
Frame
5
Q
OSI Model
A
App Presentation Session Transport Network Data link Physical
6
Q
TCP/IP
A
App Transport Network Data link Physical
7
Q
Same layer interaction
A
When one PC communicates with another using headers
8
Q
Uses sequence numbers to identify missing messages
A
TCP
9
Q
What layer are TCP/UDP
A
Layer 4-Transport
