Capture feature and attribute data is stored in a data file, together with GPS and ESP (external sensor) data
Line art, photographs, text and other graphic elements that are maintained as an electronic group
A file consisting of data in the form of text, numbers, or graphics, as distinct from a program file containing commands and instructions
A Radiance data file describes a scalar function over N-dimensional space as a linearly interpolated table of discrete values (See the CD-ROM section on File Formats for file syntax and semantics )
A file on which data values are written or a file from which data values are read during execution of a program
A collection of observations on several characteristics, arranged in the form of a spreadsheet Each row of the file represents a single case or observation Each column represents a single characteristic or variable