Distinguish the difference/relationships between folder,file,records, and fields:
Folder - contains records, and in which each record is specified in a single line.
File- stores information.
Tuple-an item or collection of data.
Fields-is a place where you can store data.
-Information in the database is generally stored in several different files. Each file consists of series of records. Each records consists of several fields, with each field containing an individual data item.
-fields, records, files and objects optimized to deal with very large amounts of data stored on a permanent structure.