/P filename refers to a show at a 1 in front of the screen to view the next page, press any key. /W displays the name of the data file means according to the width of the screen.
/ P represents the name the file one by one if you want to see the next screen, press any key / w is the name the file according to the width of the screen.
/ P means show name file by 1 screen shots if you would like to see the next page, press any key / W means show name file based on the width of the screen.