Introduction - If you have any usage issues, please Google them yourself
boot process kernel (/ unix,/vmunix,/boot/zImage) to be loaded memory system shutdown until the start process, the init will scan/etc/inittab, this document will list of available terminals and attributes, once found the terminal , getty (mingetty and LINUX) will be given prompt and login passwords, recognizing completion, will start the corresponding shell (/ etc/passwd file users in the domain SHELL)