Though Okular may most often be started from the KDE program menu, or a desktop icon, it can also be opened at the command line prompt of a terminal window. There are a few useful options that are available when doing this.
By specifying the path and name of a particular file the user can have Okular open that file immediately upon startup. This option might look something like the following:
For PDF documents, the name can be given as
named_destination is a particular named destination embedded in the document.
The following command line help options are available
Open a page with a given number in the document. Also available through
Start the document in presentation mode.
Start with print dialog.
Start with print dialog and exit after printing.
Unique instance control.
Allows to prevent Okular window raising after the start.