No server, No predictable communication, Intermittenly connected and can change IP, Highly scalable, but difficult to manage. Thins bittorrent, host has to be active, no server. You can move a lot of data but need cooperation
Card 24
Question
In P2P does a peer have a client or server process?
Answer
Both
Card 25
Question
Hybrid P2P and server/client
Answer
Server performs some centralized activity so that peers can establish communication. Peer has two client processes(server and peer) and a server process. Think online gaming.
Card 26
Question
Can an application run multiple processes
Answer
Yes
Card 27
Question
Can an OS run multiple applications
Answer
Yes
Card 28
Question
How do applications interact with the network
Answer
through sockets
Card 29
Question
What sens/recieves messgaes to/from a socket
Answer
A process
Card 30
Question
What is the interface between Application and Transpor layers
Answer
Sockets
Card 31
Question
A socket can be thought of as an
Answer
API for the application to access the network.
Card 32
Question
What do process need to be addressed by
Answer
a port number
Card 33
Question
Port 20/21
Answer
File Transfer Protocol
Card 34
Question
File Transfer Protocol
Answer
Port 20/21
Card 35
Question
Prot 22
Answer
SSH(secure shell)
Card 36
Question
SSH(secure shell)
Answer
Prot 22
Card 37
Question
Port 23
Answer
Telnet
Card 38
Question
Telnet
Answer
Port 23
Card 39
Question
Port 53
Answer
Domain Name System
Card 40
Question
Domain Name System
Answer
Port 53
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