Mkpọchi koodu eletrọnịkị bụ ngwaahịa eletrọnịkị nke na-achịkwa ọrụ sekit ma ọ bụ mgbawa (sistemụ njikwa nnabata) site na ntinye nke koodu ahụ, si otú ahụ na-achịkwa mmechi nke ngbanwe igwe, na-emecha ọrụ nke imeghe na mkpọchi.Ọ nwere ọtụtụ ụdị, ngwaahịa sekit dị mfe, na ngwaahịa ndị dabeere na mgbawa nwere arụmọrụ dị elu.N'oge a, a na-enweta mkpọchi koodu eletrọnịkị a na-ejikarị eme ihe site na iji mgbawa dị ka isi.N'ebe nchekwa nchekwa teknụzụ nchekwa, mkpọchi koodu eletrọnịkị nwere ọrụ mkpu mgbochi izu ohi na-edochi mkpọchi koodu ọdịnala ọdịnala, nke na-emeri mmejọ nke mkpọchi koodu igwe na obere koodu na arụmọrụ nchekwa adịghị mma, na-eme ka koodu mkpọchi ma teknụzụ na n'ime. arụmọrụ Nke dị n'elu na-eme ka ọ dị mma site na otu nzọụkwụ.