how the internet works
noura alkindi
how the internet works
web cache server
A web cache (or HTTP cache) is an information technology for the temporary storage (caching) of web documents, such as HTML pages and images, to reduce bandwidth usage, server load, and perceived lag.
ip adress
a unique string of numbers separated by full stops that identifies each computer using the Internet Protocol to communicate over a network.
dns
A DNS server is a server software program that performs Domain Name Services (DNS). This involves taking a full host name such as 'www.vicomsoft.com' or a domain name such as 'vicomsoft.com' and returning the corresponding Internet Protocol (IP) address such as 195.224.81.4.
url
A URL is one type of Uniform Resource Identifier (URI); the generic term for all types of names and addresses that refer to objects on the World Wide Web. The term "Web address" is a synonym for a URL that uses the HTTP / HTTPS protocol.
isp
An ISP (Internet service provider) is a company that provides individuals and other companies access to the Internet and other related services such as Web site building and virtual hosting.
Project Loon
what is project loon ?
Project Loon is a research and developmentproject being developed by Google with the mission of providing Internet access to rural and remote areas. The project uses high-altitude balloons placed in the stratosphere at an altitude of about 32 km (20 mi) to create an aerial wireless network with up to 3G-like speeds.
how loon moves ?
how loon connects
* Balloon- to balloon communications
* Balloon- to- ground communications
* Third for backup
The balloons use antennas equipped with specialised radio frequently technology.
Project loon currently uses ISM bands that are available for anyone to use.