Ngbanwe site na afọ analog na afọ dijitalụ na-ekepụta ohere ọhụrụ maka ndị nchọpụta nyocha. N'isi nke a, ekwusiwo m ike na nnukwu ihe ọmụma data agaghị eji dochie nnyocha ma na ụba nke nnukwu data na-abawanye-ọ bụghị ebelata-uru nke nyocha (ngalaba 3.2). Ọzọ, m chịkọtara usoro nchịkọta nchọpụta zuru ezu nke e mepụtara n'oge mbụ nke abụọ nke nchọpụta nyocha, nke ahụ nwere ike inyere ndị nchọpụta aka ịzụlite ma nyochaa oge nke atọ (ngalaba 3.3). Atọ atọ ebe m na-atụ anya ịhụ ohere ndị na-akpali mmasị bụ (1) ntinyeghị ihe gbasara omume (nkebi nke 3.4), (2) mkparịta ụka nke nchịkwa kọmputa (nkebi nke 3.5), na (3) ijikọ nyocha na nnukwu data data (ngalaba 3.6). Nnyocha nyocha na-agbanwe mgbe nile, na-agbanwe site na mgbanwe na teknụzụ na ọha mmadụ. Anyị kwesịrị ịnakwere evolushọn ahụ, ka anyị na-aga n'ihu inweta amamihe site na mbụ.