On-line Help

 
 man  command 		 display manual entry for  command

 man -k  keyword 		 list manual pages that pertain to keyword

 learn 		 on-line tutorial (AIX only)

 info 		 on-line tutorial, help pages and manuals, stored on CD-ROM.

           		 Can only be used with X-Windows Terminals. (AIX only)

 answerbook 		 on-line help (SUN only)

 insight 		 on-line help (SGI only)

 lrom   		 on-line help (HP only)

 dxbook 		 on-line help (ULTRIX and DEC OSF/1 only)