PNG 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-PNG (Portable Network Graphics) ifomethi yesithombe eyaziwa ngokuminyanisa okungalahleki nokusekelwa kwengemuva elibonisa ngale. Amafayela e-PNG avame ukusetshenziselwa ihluzo, amalogo, nezithombe lapho ukulondoloza imiphetho ebukhali nokuba sobala kubalulekile. Ziyifanele kahle imidwebo yewebhu kanye nomklamo wedijithali.