Some good books on programming Dec 12, 2012 20:12:21 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by bluejay77 on Dec 12, 2012 20:12:21 GMT -5 Dec 10, 2012 11:37:05 GMT -5 mcnoch said:"i5" is the former "eServer iSeries" is the former "AS/400".The medium sized companies still use it and the compatibles (co) as their "little mainframes".Seeen.wikipedia.org/wiki/IBM_System_zen.wikipedia.org/wiki/IBM_z/OSen.wikipedia.org/wiki/Linux