1. Ikhanda eliphakeme: Inhloko yesixhumi iphezulu, ukuze ibe nokuzinza okungcono nokuthembeka uma ixhunywe ngokuqinile.
2. Indandatho: Umumo wesixhumi uyindandatho, okulula ukuyifanisa nezinye izixhumi zendandatho futhi kulula ukuyixhuma nokuyikhipha.
3. Ukuzikhiya: Isixhumi siyazivala, sifana nelokhi ejikelezayo.Ngemva kokufaka isixhumi, ungakwazi ukusizungezisa ukuze usikhiye, okuyinto elula futhi ezinzile.
1. Imishini yezimboni ezishintshayo: njengamarobhothi, imigqa yokukhiqiza ezenzakalelayo, njll.
2. Imishini yasemkhathini: njengezindiza, amasathelayithi nezinye izinto ezisezingeni eliphezulu.
3. Imishini kagesi yezimoto: njengesistimu yokuzijabulisa esebhodini, isistimu yokuzulazula ye-GPS, njll.
4. Imishini yokuxhumana: njengemishini yesiteshi sesisekelo, okokusebenza kwefiber optical, njll.