Lo mugqa wokukhiqiza wethreyi lekhebulaimishini ekhethekile yeithreyi lekhebulaukwakha umqulu,futhi ingaqeda ukukhiqizwa kwecwecwe layo lekhava,esebenza kakhulu ekudluliselweni kwamandla, imishini namathuluzi, izakhiwo zezentengiselwano nezinye izinsiza, okuhlanganisa amagumbi ekhompyutha, izindawo zokupaka, izikhungo zedatha, amahhovisi, abahlinzeki besevisi ye-inthanethi, izibhedlela, izikole/amanyuvesi, izikhumulo zezindiza nezimboni, njll.