3.6.3. Tour of the system

• Change to the /proc directory.
  
• What CPU(s) is the system running on?
  
• How much RAM does it currently use?
  
• How much swap space do you have?
  
• What drivers are loaded?
  
• How many hours has the system been running?
  
• Which filesystems are known by your system?
  
• Change to /etc/rc.d | /etc/init.d | /etc/runlevels and choose the directory appropriate for your run level.
  
• What services should be running in this level?
  

• Which services run in graphical mode that don't run in text mode?
  
• Change to /etc
  
• How long does the system keep the log file in which user logins are monitored?
  
• Which release are you running?
  
• Are there any issues or messages of the day?
  
• How many users are defined on your system? Don't count them, let the computer do it for you!
  
• How many groups?
  
• Where is the time zone information kept?
  
• Are the HOWTOs installed on your system?
  
• Change to /usr/share/doc .
  
• Name three programs that come with the GNU coreutils package.
  
• Which version of bash is installed on this system?