What is a web server?

A web server can actually mean one of two different things, either the actual computer hardware, or the software that runs on the web server, receiving requests from clients and responding to them. Here we will take a look at the hardware. At first glance, the specifications of a web server may be very similar…

What is Linux?

One term that a web master may see when researching web hosting companies is that the server uses the Linux operating system. This may be unfamiliar to those new to web hosting, and so a brief explanation may be needed. Linux was created by Linus Torvalds in 1991, while studying at the University of Helsinki,…

What is uptime?

Often you will see that a web hosting company offers, for example, “99.5% guaranteed uptime”. What does this mean, and why is it important? Put simply, uptime is the amount of time that your web site is up and running, and available to the world. In contrast, downtime means that your web site will be…

What is ASP?

Active Server Pages, or ASP, is a server-side scripting engine that allows web site developers to add interactive functions to web pages. Such dynamically-generated pages use input from the user to determine how a web page is presented. An example of its use would be to enable a web site visitor to log into a…

What does server overselling mean?

There is an old saying – “you can’t get a quart out of a pint pot”. Well, server overselling is one way of trying to achieve just that. Server overselling means that the web hosting company sells more disk space or bandwidth, or both, than the server can actually accommodate. The reasoning behind this is…

What is a virtual private server?

A virtual private server (VPS), also called a virtual dedicated server (VDS), is a virtual server that appears to the user as a dedicated server, but that is actually installed on a computer serving multiple websites. A single computer can have several VPSs, each one with its own operating system (OS) that runs the hosting…

What is a co-located server?

A co-located server is a server that is owned by you but located in a hosting companies’ data center. All that the hosting company will provide is rack space, power and Internet connections, and IP addresses. You are responsible for all other needs, the server hardware itself and all of the software that will be…

What Is a Dedicated Server?

Many web sites are hosted on shared servers, where many different web sites share the hardware resources of one server. In contrast, having a dedicated server means that just one web site is hosted on that server. This means that all of the resources of that server – its processor power and hard drive space…

What is Shared or Virtual Hosting?

When looking for a web hosting company you may see the terms shared hosting or virtual hosting. These terms, which are identical in meaning, mean that the server housing your web site also houses many other web sites, often a few hundred. Although these other web sites are housed on the same server, they do…

What is SSL and why do I need it?

SSL stands for secure sockets layer, and is the standard means of exchanging encrypted data across the Internet. The most common use of SSL is for securing credit card data. If you’ve ever bought something on the Internet and used a credit card to pay for it, then you were using SSL to complete the…