
Computer Science
more likely that the header and/or trailer will be created by the database
program, and the basic information listed above may be supplemented by
other data according to the requirements of the program.
Exercise 1
Plan out a file for storing examination and test results for a period of
three years, showing the fields and record structure.
Serial files
The physical organization of the bytes of
a
file determines very considerably
how a file can be used, and the simplest form of organization is serial. A serial
file stores the bytes of a file in the order in which they are output from the
computer, and must retrieve them in th ...