Nkhani

Khodi yozindikira zolakwika (kodi yoyang'ana): cheke chapawiri chimakhala ndi n-1 bit information unit ndi 1 bit check element. N-1 bit information unit ndi data yovomerezeka muzambiri zomwe timatumiza, ndipo 1-bit cheke unit imagwiritsidwa ntchito pozindikira zolakwika ndi khodi ya redundancy. Chodabwitsa: ngati n...

Moni, Owerenga. M'nkhaniyi ndikambirana za OSI-Data Link Layer Error Control ndikufotokozera. Tiyeni tiyambire… Kuti timvetsetse kasamalidwe ka ulalo wa data tiyeni titenge chitsanzo, ngati chipangizo A chikufunika kulumikizana ndi chipangizo B, ulalo wolumikizirana ...

Moni Owerenga, M'nkhaniyi tiphunzira za Kuwongolera Zolakwa ndi gulu lowongolera zolakwika. M'kati mwa kufalitsa deta, chifukwa cha mphamvu ya phokoso pa tchanelo, mawonekedwe a mafunde amatha kusokonekera akaperekedwa kwa wolandila, re...

Mu dongosolo la digito logawika ma multiplexing kulankhulana, kuti mulekanitse molondola zizindikiro za nthawi, mapeto otumizira ayenera kupereka chizindikiro choyambira cha chimango chilichonse, ndipo njira yodziwira ndi kupeza chizindikiro ichi pamapeto olandira imatchedwa chimango synchr. .

Zosanjikiza zakuthupi zili m'munsi mwa chitsanzo cha OSI, ndipo ntchito yake yaikulu ndikugwiritsa ntchito sing'anga yopatsirana kuti ipereke mgwirizano wakuthupi kwa wosanjikiza wa data kuti utumize mitsinje yaying'ono. Zosanjikiza zakuthupi zimatanthawuza momwe chingwe chimalumikizidwa ndi netiweki c ...

Anthu ambiri samamvetsetsa bwino za ma module a doko lamagetsi, kapena nthawi zambiri amasokonezeka ndi ma module optical, ndipo sangathe kusankha ma module amagetsi amagetsi molondola kuti akwaniritse zofunikira zonse za mtunda wotumizira komanso kukhathamiritsa mtengo. Kotero, mu Art iyi ...