He used it for building a table from successive differences, and for adding large numbers of harmonic terms". Eckert stated, "The first extensive use of the early Hollerith Tabulator in astronomy was made by Comrie. In Punched Card Methods in Scientific Computation, W. "File" was used in the context of computer storage as early as January 1940. The word "file" derives from the Latin filum ("a thread"). Computer files may be reopened, modified, and copied an arbitrary number of times.įiles are typically organized in a file system, which tracks file locations on the disk and enables user access. Certain files can store multiple data types at once.īy using computer programs, a person can open, read, change, save, and close a computer file. A file may be designed to store an Image, a written message, a video, a computer program, or any wide variety of other kinds of data. Files can be shared with and transferred between computers and mobile devices via removable media, networks, or the Internet.ĭifferent types of computer files are designed for different purposes. Just as words can be written to paper, so can data be written to a computer file. For a more detailed and technical article, see File system.Ī computer file is a computer resource for recording data in a computer storage device, primarily identified by its file name. This article is about computer files and file systems in general terms.
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