Files with 900 extension are mainly related to the NCBridge boot software for NCD NC900 Business Network Computers.
900 file extension - NCBridge NC900 boot software data
What is 900 file? How to open 900 files?
File type specification:
File extension 900 is associated with the NCBridge, a software used to booting and running NC900 a NCD Business Network Computers.
A typical .900 file stores some kind of data for booting NC900.
NCBridge NC900 is obsolete product.
This 900 file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.