Internet

Domain Name System

• Special server that maches an Ip with a Domain Name
• Special server that maches a website with a Domain Name
• Special server that maches an Ip with a DSN
• Special server that maches an Ip with a webpage

Social Networking group available for suscriptions

• Channel
• Blog
• Portal
• Chat

A four part number separated by periods used to identify a computer connected to the Internet

• IP address
• Gateway
• Subnet Mask
• DNS

Address through which a computer gets access to the Internet

• Gateway
• IP
• DNS
• Subnet Mask

Address on the servers that translate Domain Names

• DNS
• IP
• Gateway
• Subnet Mask

Domain Name & Hosting

• You need these 2 things to connect to the Internet
• You need these 2 things to have a Website
• You need these 2 things to sell products online
• You need these 2 things to create a new protocol

Language used by Browsers to display Websites

• Protocol
• html
• smtp
• www

On the domain: www.business.co.uk the country suffix is used as a

• second level domain 
• top level domain
• DNS
• Gateway

A security certificate is used to:

• Confirm the identity of a website
• Make purchases online
• Use a protected connection
• Generate likes

What is a SSL?

• Security certificate
• Protocol
• DNS
• Portal