HTML amafayela
I-PDF (Portable Document Format), ifomethi edalwe i-Adobe, iqinisekisa ukubukwa kwendawo yonke ngombhalo, izithombe, nokufometha. Ukuphatheka kwayo, izici zokuphepha, nokuthembeka kokuphrinta kuyenza ibaluleke kakhulu emisebenzini yamadokhumenti, ngaphandle kobunikazi bomdali wayo.
I-HTML (I-Hypertext Markup Language) iwulimi olujwayelekile lokudala amakhasi ewebhu. Amafayela e-HTML aqukethe ikhodi ehlelekile enamathegi achaza isakhiwo nokuqukethwe kwekhasi lewebhu. I-HTML ibalulekile ekuthuthukisweni kwewebhu, okuvumela ukudalwa kwamawebhusayithi asebenzisanayo futhi abukekayo.