Yes.
Operating systems using Linux are often found on servers, many popular sites' servers run Linux because of its stability and performance. Linux is also used by people wanting to learn how to build a kernel thru example, because Linux is open source, they can. Linux is also used by people who want to build a custom operating system for their needs.
As long as there are hardware, demand, and developers, there will be a custom build.Here's a list of the ones I've seen in:Intel x86 (i386): desktop/laptop computers, thin clientsIntel x86_64 and AMD (amd64): desktop/laptop computersARM: Nintendo DS, smartphones [Android*, Tizen], Raspberry Pi [Raspbian]MIPS: Sony Playstation 2, Sony Playstation PortablePowerPC: desktop computers [Pre-OS X Macs], and formerly Sony Playstation 3*Android is not a complete Linux-based system, but it does use a modified Linux kernel as part of the operating system.I've also heard that some custom firmwares for routers are also Linux-based.
It depends on the Linux you are running. There are thousands of Linux distros. It is possible that your distro wasn't intended to run DVD-ROM. But most Linux will run them.
One can find instructions on how to run e2sck Linux by checking the Linux website directly. There are clear instructions on how to run all Linux programs.
Yes. Many popular websites run PHP on Linux.
Linux can run with virtually any hardware configuration, but it is best to check the system requirements for your Linux distro.
with Linux you can run in almost any machine, but you need a minimal requirements and knowledge about the machine a example people cant run Linux in some cell phone has the power to run Linux but can´t because it is hard to get the information about the processor
Yes. Linux distributions that run on ARM processors can be run on a computer with a VIA 8505 processor.
a hackintosh is just a normal pc set up to run mac, most pc's run linux fine.
The use of a Linux Virtual Machine is to run a copy of Linux on your current operation system. This will allow you to run various applications that only run on Linux.
AutoCAD is not developed for Linux. Some versions will run in Wine, but most recent versions will not.
Yes, OpenOffice.org can run on Linux and some like Ubuntu include this office program.