linfun day1 april21

[student@localhost ~]$ history
    1  chvt 2
    2  pwd
    3  whoami
    4  sudo chvt 3
    5  chvt 4
    6  id
    7  sudo useradd linda
    8  id linda
    9  sudo passwd linda
   10  su - linda
   11  id linda
   12  usermod -aG wheel linda
   13  sudo usermod -aG wheel linda
   14  id linda
   15  su - linda
   16  su -
   17  sudo passwd root
   18  sudo -i
   19  history
   20  id
   21  cat /etc/passwd
   22  cat /etc/group
   23  grep 1001 /etc/group
   24  ssh [email protected]
   25  history
   26  sudo yum install nmap
   27  whoami
   28  whoami --help
   29  whoami --version
   30  whoami -v
   31  hostname
   32  hostname --help
   33  hostname --help | less
   34  date
   35  date --help | less
   36  date --date='TZ="America/Los_Angeles" 09:00 next Fri'
   37  date --help | less
   38  uname
   39  uname --help
   40  uname -a
   41  uname -r
   42  arch
   43  passwd -h
   44  passwd --help
   45  sudo passwd -l linda
   46  su - linda
   47  sudo passwd -u linda
   48  su - linda
   49  touch hello
   50  ls
   51  ls -l
   52  cd /
   53  touch hello
   54  cd
   55  ls -l hello
   56  touch hello
   57  ls -l hello
   58  last
   59  sudo loginctl --help
   60  sudo loginctl list-sessions
   61  sudo loginctl kill-session 4
   62  sudo loginctl list-sessions
   63  ssh [email protected]
   64  exit
   65  sudo apt install vim
   66  nano /etc/hosts
   67  ls -l /etc/hosts
   68  sudo nano /etc/hosts
   69  man passwd
   70  man useradd
   71  man lvcreate
   72  man -k user
   73  man -k user | wc
   74  man -k user
   75  man man
   76  man -k user | grep 8
   77  man -k sander
   78  man man
   79  man apropos
   80  man mandb
   81  mandb
   82  sudo mandb
   83  man ls
   84  pinfo '(coreutils) ls invocation'
   85  ls --help | less
   86  cd /usr/share/doc
   87  ls
   88  cd pam/
   89  ls
   90  less Linux-PAM_SAG.txt
   91  pwd
   92  cd /etc
   93  ls
   94  ls -l
   95  cd
   96  ls
   97  ls -a
   98  ls -l /home
   99  ls -ld /home
  100  cd /etc
  101  ls -lrt
  102  ls --help | less
  103  ls a*
  104  ls -d a*
  105  ls -d a?a*
  106  ls -d a??
  107  ls -d [ab]*
  108  ls -d [a-e]*
  109  cd
  110  mkdir myfiles
  111  ls
  112  rmdir myfiles
  113  man hier
  114  history
  115  exit
  116  history