Do you think that open source Operating systems are hard to use

If it is personal for everyday use, the conclusion is: not good to use
Reasons: one, have got used to Microsoft products, you will feel very awkward operation, one enters a kind of lost the feeling of two commonly used software that can not be installed on your system, although some of the software system, built-in alternatives (such as office), but equally awkward; Linux has the advantage of its open source nature of (any one who loves it can be improved since it is) and the approximate cost of free, as well as UNIX-inherited blood and smaller market share -- - the system is relatively safe. At this stage in its presence mainly in the individual foreign (genuine, but also cheap) and network server (security and stability).

Most of the new Distrobutions such as Ubuntu have what is called a live CD. You take the CD and place it in the drive on your PC and reboot. At the start up look for a key to select the device to boot from. Dell is F12, others use F2. Select the CD drive. You can test out the system without anything going to your hard drive this way you can test drive Linux. Remeber that when you shut down all is lost! This is just a test drive. Just search the web to learn more about Live CD's or send me a message.