Common Network Services You Use Every Day
Services on a network
What is a network service?
A network service is something a network provides to users or devices, such as a website, email, shared files, or streaming media.
Everyday services
| Service | What it does |
|---|---|
| Web browsing | Lets you view websites |
| Lets you send and receive messages | |
| File sharing | Lets users store and access shared files |
| Streaming | Delivers audio or video over a network |
| Cloud apps | Runs software over the internet |
Client and server again
Most services use a client-server model: the client asks, and the server responds.
Which is an example of a network service?
Email is a network service used for sending and receiving messages.
Correct answer: Email
In the client-server model, who usually requests a resource?
The client makes the request, and the server provides the response.
Correct answer: The client
How streaming works at a high level
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1
Step 1: Your device requests media from a server.
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2
Step 2: The server sends small chunks of data.
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3
Step 3: Your device plays the media as it arrives.
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4
Step 4: More chunks continue to flow while you watch or listen.
What model uses a client that asks and a server that responds?
The client-server model is a common network architecture.
Correct answer: client-server model
Name one service commonly delivered over a network.
File sharing is a common network service.
Correct answer: file sharing