OS/2 file systems maintain a standard set of information on file objects. This standard set of information is referred to as Level 1 file information. Level 1 file information includes the name and size of the file object, and the date and time the file object was created, last accessed, and last written to.
Applications can attach additional information to a file object in the form of an extended attribute (EA). There can be many EAs associated with a file object and, because of their flexibility, almost any information about the file can be stored in one.
The following topics are related to the information in this chapter: