utilities is nothing but predefined commands in linux
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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.
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.
what fatal error in linux
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/
It is usually an abbreviation for File System.
dc - an arbitrary precision calculator
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.
fsck (means "file system check").