
Student's
Guide to Information
Technology
payroll, stock control, invoicing, purchase records, and financial
accounting procedures has also been going on for a long time, ever
since the introduction of large and expensive punched card equipment
early in this century.
The reason why the world of the manager, the administrator, and
the secretary has been so long unaffected by these developments is
simply that the equipment was so large and expensive that it could
only be economically used for large routine jobs with long production
runs - such as generating hundreds of invoices or thousands of pay-
slips - which is not what the jobs of manager ...