Internet - by keeva

what is the internet?
1. A group of inter-connected networks
2. A global computer network providing a variety of information and communication facilities
3. Consisting of interconnected networks using standardized communication protocols
What is the world wide web?
1. A collection of web pages
2. Stored on computers all over the world
3. Accessed via the internet
4. No central storage
5. No owner
URL
1. Uniform resource locator
2. A URL is a web address
3. All web addresses are unique
Parts of a web address
1. www.abc.co.uk/images/logo.jpg
  1. www
    1. Hosted on the WWW
  2. abc
    1. Website address
  3. co
    1. Company
  4. .uk
    1. Country
  5. /images
    1. Folder
  6. /logo.jpg
    1. File
Connectivity
1. Deep sea cables
  1. https://www.youtube.com/watch?v=kx3qwqtZvs4
  2. Travels to many countries
  3. Reliable way to stay connected around the world
2. Bandwidth
  1. The amount of data that can be carried at a time
  2. https://www.submarinecablemap.com/#/
  3. http://www.speedtest.net/
Connection speed
1. The speed that data is transferred between your device and the internet
2. It can also sometimes be known as bandwidth
3. Download speed or receiving speed means the rate that information travels from the internet to your device
Broad band
1. 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
1. Advantages
2. Disadvantages
Buffer
1. A region of a physical memory storage
2. Used to temporarily store data while it is being moved from one place to another
3. May be used when moving data between processes within a computer

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Internet - by keeva

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	Created by Keeva McGuire over 4 years ago