Data transfer is also known as bandwidth which shows the actual amount of traffic generated from a website. Data transfer is measured in KB (Kilo bytes), MB (Mega Bytes), GB (Giga Bytes) or TB (Tetra Bytes). With every web hosting plan hosting company provides specific amount of bandwidth and if you exceed their limit they will through error message if someone request your site or they will charge for extra usage of data transfer.

Database is defined as a data stored on a web server in structural format. In terms of web hosting database is used for dynamic websites where all information stored, managed and modified when necessary. Linux based web hosting companies provide MYSQL database and windows based hosting companies provide MS SQL database. You can manage your database through control panel provided by hosting company.

An IP address that dedicatedly assigned to a single website. Some hosts provide a free dedicated IP with their hosting plan. Cheap hosting companies generally do not offer free dedicated IPs, they charge extra for a dedicated IP. Generally they charge $2 per month for a dedicated IP.

This is a type of hosting in which hosting companies provides entire server that will not share with anyone. You will have full control over the server configuration including hardware, software, operating system, etc. This is the fastest means of hosting because all server resources are utilized to your websites. Dedicated server is expensive means of hosting as companies do not share your server resources to any other. This hosting type is suitable for big website which is designed and developed for high traffic.

Disk space is a web space that allocated to you to host your website by hosting company. Usually for small static HTML website disk space requirement is very low. If you have a five page website then 2 to 5 MB space is more than enough to host your entire website. But for database driven website it requires more disk space.

Domain Name Server or domain name system that identify an IP address that assigned to a requested domain name. When you type in the URL of the website in your browser the DNS maps the IP address with the requested URL and execute the request.

Domain name is an easy to remember address of a website or company that corresponding to the IP address. Domain name is nothing else but an IP address assigned to easy to remember name of the organization. Every domain name associated with an IP address stored in DNS database.

This is an added feature offered by web hosting company to PARK your domain name even if you do not have website up and running.

Domain registrar is a company that accredited the authority to register domain name with certain TLDs (Top Level Domain).