2020-02-15 learning "in respect of such learning Linux," notes quiz Lesson
Instructor: Liu Trent
first chapter
deploy virtual environments installed Linux system, the novice must master the Linux command
1), vm virtual machine installation configuration
considerations : 1, less than 2G computer memory, the virtual machine memory to 1G, 4G computer memory or greater, the virtual machine memory to 2G;
2, the process of creating a new virtual machine, there is a first entry to: mounting operation later system (S); default installation because most mini Linux system simplifies the installation.
3, earlier versions can upgrade virtual machine virtual machine or selected Linux3.0 other options to install 64-bit kernel.
4, the network card to use only the host mode
5, the opening of the virtualization engine in the bios.
2), install a Linux system
NOTE things: 1, choose Server with GUI radio button. 2, it is best to install the English version;
3, time zone selected China; 4, Kdump cancel, (collection system kernel error) 5, no registration;
3), RPM, YUM
knowledge: 
4), RHEL 7 systemd init process:
Chapter 2 novice Linux commands must master
1), a powerful easy to use Shell
2), command parameters
3), common commands: echo, date, reboot, poweroff , wget, ps, pidof, kill, killall, top.
1, top ---- linux in "enhanced version of the windows task manager"
