meaning of rating system

1. Basic Operating System system> BOS An early [when?] IBM operating system. According to folklore, BOS was the predecessor to TOS on the IBM 360 and it was IPLd from a card reader. It may have been intended for very small 360s with no disks and limited tape drives. BOS died out really early [when?] as disks such as the 2311 and 2314 became common with the IBM 360, whereas disks had been a real luxury on the IBM 7090.

Related Words

basic operating system | convergent technologies operating system | disk operating system | distributed network operating system | general electric comprehensive operating system | macintosh operating system | microsoft disk operating system | network operating system | operating system | operating system/360 | operating system/multiprogramming of fixed tasks | portable operating system interface | rating system | tape operating system | the real-time operating system nucleus | unix operating system |

Developed & Maintained By Taraprasad.com