Exercises 1

  • What is the linux kernel. (keep it simple)

  • How can I list the kernel name, version and release

Linux 5.4.0-33-generic #37-Ubuntu SMP Thu May 21 12:53:59 UTC 2020
  • How can I find out the name of the linux distro i use ?
Ubuntu 20.04 LTS \n \l
  • How can I configure my user environment ?
  • How can I give another user rwx access to one of my file (group access) ?
  • How can I restrict other users access to one of my file (group access) ?
  • How can I make katacode PS1 variable show as <user>@<host>:<working directory> $ or <user>@<host>:katacode $. How can i make it permanent, how can i make it only for my current session ?
root@katacode:~ $ cd /var/log/journal/
root@katacode:/var/log/journal $ cd ../dist-upgrade/
root@katacode:/var/log/dist-upgrade $