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P

• UNIX commands

• pagers
  • less
  • more

• passwd command

• paging
  • output to screen

• password
  • changing
  • guidelines for
  • forgotten
  • preventing prompt for
  • problems with
  • security provided by

• PATH variable

• pathname
  • display to working directory

• permissions
  • changing for access

• pine mail program

• pipe

• positional parameters
  • accessing with the shift command
  • examples of
  • passing command arguments with
  • used in shell scripts

• PostScript
  • files, printing

• preview
  • files

• print queue
  • examining
  • removing jobs from

• printer
  • changing
  • environment variable for

• printing
  • cancelling
  • files
  • manual pages
  • PostScript files

• processes
  • running in background
  • cancelling
  • running in foreground
  • killing
  • monitoring
  • restarting
  • sending signals to
  • suspending

• programming See shell scripts

• prompt
  • changing
  • definition of
  • display current directory in
  • display username in
  • display system name in