Compaq Fortran 77 statements contain the following data items:
Fixed, self-describing values.
Stored values represented by symbolic names.
Groups of values that are stored contiguously and can be referred to individually or collectively. Individual values are called array elements.
A contiguous segment of a character variable or character array element.
Structured data items consisting of one or more elements (scalars and arrays) or one or more groups of these elements. Different record elements in the same record can have unlike data types.