Networking and Services
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Is a system that permits networked applications running on different hosts to work together.
Are applications that require networks to work
File Transfer Protocol
Web applications in which an information provider created the content.
Users provide the content in these applications
Are designed to facilitate group relationships. (included in web 2.0 applications)
Social Media Applications
Applications run on devices called _____
-any device connected to a network
What is neccessary for two host computers to connect to each other over a network.
Central part of the network
Users connect to networks through______.
-the _____ are connected through either copper wire, optical fiber, or radio transmission
Where is all applications processing done?
On the Host
users used this in the early years of networking. it only had enough intelligence to communicate with the central host and to show characters on the screen
In it's original sense, a large central computer serving many terminal users.
A server program on a server host provides services to a client program on a client host.
Hyper Text Transfer Protocol
provides service to your browser by sending you the webpages you request
1. The client sends a request message to the server
2. Server sends back response
Client hosts provided service directly to other client hosts
Servers for internal corporate applications are managed by an outside company.
Network speeds are measured by this
bps (bits per second)
Kbps (kilobits per second)
1 Billion bps
Gigabits per second (Gbps)
1 Trillion bps
Terabits per second (Tbps)
1 Million bps
Megabits per second (Mbps)
Gives you a reserved capacity all the way between you and the other party
When data transmission is _____, it means that there are _____ of traffic separated by long silences. This is very wasteful if you are using reserved-capacity-circuits.
_____ is economical for voice (telephone) data, but not for bursty data
Circuit Switchings Guaranteed Capacity
1. They can provide much faster speeds than telephone modem service
2. Are always-on-connections
3. is very expensive
Leased Line Circuit
What would you like to do?
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