zypper is a command line package manager, how it is used, what options are there with this package manager are given below :

zypper                 # to print the list of available global options and commands
zypper help search     # to print help for the search command
zypper lp              # to see what patch updates are needed
zypper patch           # to apply the needed patches
zypper se sqlite       # to search for sqlite
zypper rm sqlite2      # to remove sqlite2
zypper in sqlite3      # to install sqlite3
zypper in yast*        # to install all packages matching 'yast*'
zypper up              # to update all installed packages with newer versions, where possible