Labarai

Lambar gano kuskure (lambar rajistan ma'auni): lambar rajistan ma'amala ta ƙunshi rukunin bayanai na n-1 da 1 bit check element. Naúrar bayanin bit N-1 shine ingantaccen bayanai a cikin bayanan da muke aikawa, kuma ana amfani da sashin duban 1-bit don gano kuskure da lambar sakewa. Binciken ban mamaki: idan n...

Sannu, Masu Karatu. A cikin wannan labarin zan tattauna akan OSI-Data Link Layer Error Control tare da bayani. Bari mu fara… Don fahimtar watsawar layin haɗin bayanai bari mu ɗauki misali, idan na'urar tana buƙatar sadarwa tare da na'urar B, hanyar haɗin sadarwa ...

Sannu Masu Karatu, A cikin wannan labarin za mu koyi menene Sarrafa Kuskure da Rarraba sarrafa kurakurai. A cikin tsarin watsa bayanai, saboda tasirin hayaniya a tashar, siginar siginar na iya lalacewa lokacin da aka watsa shi zuwa mai karɓa, sake ...

A cikin tsarin sadarwar multixing na lokaci na dijital, don raba daidai siginar ramin lokaci, ƙarshen aika dole ne ya samar da alamar farkon kowane firam, kuma hanyar ganowa da samun wannan alamar a ƙarshen karɓar ana kiranta frame synchr. .

Layer na zahiri yana ƙasan ƙirar OSI, kuma babban aikinsa shine amfani da matsakaicin watsawa ta zahiri don samar da haɗin jiki don layin haɗin bayanan don watsa rafukan bit. Layer na zahiri yana bayyana yadda ake haɗa kebul zuwa cibiyar sadarwa c...

Mutane da yawa ba su da cikakken bayani game da na'urorin tashar tashar wutar lantarki, ko kuma galibi suna rikicewa da na'urorin gani, kuma ba za su iya zaɓar na'urorin tashar wutar lantarki daidai ba don biyan fa'idar juna na buƙatun nesa na watsawa da haɓaka farashi. Saboda haka, a cikin wannan art ...