"-j" is a option. For many programs it means different things.
In the tar utility, "-j" means to use BZip2 compression.
utilities is nothing but predefined commands in linux
Linux is just the kernel. If you combine utilities that were made as a result of the GNU project with the linux kernel, you get GNU Linux, which is considered as a complete operating system
fghj
If you mean inventing the Linux Kernel, then it's Linus Torvalds. I
Exactly what the name says: It displays and sets the date on a Linux system.
what fatal error in linux
Yes, you can. It's called dualbooting. I guess with Linux you mean a Linux Distribution like Ubuntu? Check the related link if you want to know how.
Linxu is just the kernel, but I know what you mean, the most popular GNU/Linux distribution is Ubuntu
Linux Terminal Server Projecthttp://www.ltsp.org/
dc - an arbitrary precision calculator
It is usually an abbreviation for File System.
Linux is an operating system much like Microsoft Windows is. What mounting on this system mean is an additional filesystem was attached to the existing filesystem.