The disadvantage of the AS/400 is that it locks you into IBM and that they're fairly expensive for what they do. The AS/400 series is now known as System i. Source(s): My wife used to sell AS/400 at IBM. http://en.wikipedia.org/wiki/AS/400. Jan O Â· 8 years ago.here are a number of models and configurations available.. It is a database computer which has very good connectivity to other computers & equipment. Because of its good connectivity, it is also used as a server base by many ISP's. Many software suppliers provide business packages which run on the AS400.
The Celtic knot, which is sometimes referred to as the mystic or endless knot, is a symbol that represents the interconnection of all things and the continuous cycle of existence that is created from this connection. There are many versions of the Celtic knot, and each has its own meaning.
A less spiritual representation also relates to the knots endless nature. Because of it's never ending path, the Celtic knot can represent an uninterrupted life cycle. Some may use this symbol as a charm of sorts â warding against sickness or setbacks that might interfere with an otherwise calm and stable life.