When you register a qualification for an employee, the program automatically  enters a line number in the Line No. field to keep track of all the qualifications  for the employee in the Employee Qualification table.
Ko za delavca vpišete usposobljenost, program samodejno vnese številko vrstice v polje Številka vrstice in tako spremlja vse delavčeve usposobljenosti v tabeli Usposobljenost delavca.