Zusammenfassung der Ressource
Internet - by keeva
- what is the internet?
- A group of inter-connected networks
- A global computer network providing
a variety of information and
communication facilities
- Consisting of interconnected networks
using standardized communication
protocols
- What is the world wide web?
- A collection of web pages
- Stored on computers all over the world
- Accessed via the internet
- No central storage
- No owner
- URL
- Uniform resource locator
- A URL is a web address
- All web addresses are unique
- Parts of a web address
- www.abc.co.uk/images/logo.jpg
- www
- Hosted on the WWW
- abc
- Website address
- co
- Company
- .uk
- Country
- /images
- Folder
- /logo.jpg
- File
- Connectivity
- Deep sea cables
- https://www.youtube.com/watch?v=kx3qwqtZvs4
- Travels to many countries
- Reliable way to stay connected
around the world
- Bandwidth
- The amount of data that
can be carried at a time
- https://www.submarinecablemap.com/#/
- http://www.speedtest.net/
- Connection speed
- The speed that data is transferred between your device and the internet
- It can also sometimes be known as bandwidth
- Download speed or receiving speed means the
rate that information travels from the internet to
your device
- Broad band
- A high-capacity transmission technique using a wide
range of frequencies, which enables a large number of
messages to be communicated simultaneously.
- Medium (used for network connection)
- Wireless connection
- Advantages
- Disadvantages
- Buffer
- A region of a physical memory storage
- Used to temporarily store data while it is being
moved from one place to another
- May be used when moving data between
processes within a computer