Leading zeros are also generated by many older computer programs when creating values to assign to new records, accounts and other files, and as such are likely to be used by utility billing systems, human resources information systems and government databases.
Glavne nule takođe generišu mnogo stariji kompjuterski programi prilikom kreiranja vrednosti za dodelu novim nalozima, zapisima i ostalim datotekama, a kao takve verovatno će koristiti sistemi za naplatu komunalnih usluga, informacioni sistemi ljudskih resursa i vladine baze podataka.