JPEG 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-JPEG (Iqembu Lochwepheshe Bezithombe Ezihlangene) ifomethi yesithombe esetshenziswa kabanzi eyaziwa ngokucindezelwa kokulahlekelwa kwayo. Amafayela e-JPEG afanele izithombe nezithombe ezinama-gradients anombala abushelelezi. Banikeza ibhalansi enhle phakathi kwekhwalithi yesithombe nosayizi wefayela.