This lab is split into three parts. The first part concentrates on getting familiarized with x86 assembly language, the QEMU x86 emulator, and the PC s power-on bootstrap procedure. The second part examines the boot loader for our course kernel, whic

利用管道实现父进程子进程之间的通信 三个进程分别实现单词串的输入、小写转换为大写、将其拆分为一个个单词输出-The use of the pipeline to communicate three parent process child process were achieved between the input word train, lowercase to uppercase, which was split into a word output