Paper 1 - The internet

what is the internet

a worldwide collection of computer networks

what is the purpose of the internet

to enable communication on an international scale

what is hosting

hosting is the storing of files and data on a web server

what is the world wide web

a collection of websites that are hosted on web servers and accessed through the http protocol

what are URLs

addresses used to access web servers and resources on them

what is a Domain Name Service (DNS) used for

to translate website domain names into IP addresses

why do we use domain names instead of IP addresses

they are much easier for humans to remember

what are Domain Name servers

servers which store IP addresses and their matching domain names

what is the cloud

remote storage that is accessed through the internet

what are the advantages of using cloud storage

can access files from any device as long as you have internet

access can be granted to another user so they can remotely access your data

reduced need to make back ups as the cloud storage services should do that for you

what are the disadvantages of using the cloud

there is no guarantee that someone else is not accessing your data

there is no guarantee that your data is being backed-up

access to data is only possible with an internet connection