Litaba

Ho utloisisa puisano ea data marang-rang ho thata. Sengoliloeng sena ke tla bonts'a habonolo hore na likhomphutha tse peli li hokahana joang, li fetisetsa le ho amohela tlhaiso-leseling ea data le protocol ea Tcp/IP ea mekhahlelo e mehlano. Khokahano ea data ke eng? Lentsoe "khokahano ea data" ke...

Li-switches tse laoloang li phahametse tse sa laoloang ho latela ts'ebetso, empa li hloka botsebi ba motsamaisi kapa moenjiniere ho hlokomela bokhoni ba bona ka botlalo. Tsamaiso e nepahetseng haholoanyane ea marang-rang le liforeimi tsa bona tsa data e khoneha ka ho sebelisa switch e laoloang. Ka hlakoreng le leng, ...

Maqhubu a khanya ke mahlaseli a motlakase a hlahisoang ke lielektrone nakong ea ho sisinyeha ha athomo. Ho tsamaea ha lielektrone liathomong tsa lintho tse sa tšoaneng ho fapane, kahoo maqhubu a khanya ao li a ntšang le ’ona a fapane. Spectrum ke mohlala oa khanya ea monochromatic e arohaneng ke tsamaiso ea ho hasana (...

Tlhaloso ea mohopolo: Ethernet ke mokhoa o tloaelehileng oa puisano oa protocol o amohetsoeng ke LAN e teng. Marang-rang a Ethernet a sebelisa mahlale a CSMA/CD (Carrier Sense Multiple Access and Conflict Detection). Ethernet e laola mahlale a LAN: 1. Theko e tlase (ka tlase ho 100 Ethernet netweke koloi...

Mokhoa oa ho fihlella le ho laola lisebelisoa tse fapaneng tsa komporo ka mecha ea litaba ho LAN e utloisisoa esale pele ka tsela e latelang. Khale koana, Ethernet e ne e sebelisoa ho hokahanya mela eohle ea likhomphutha tsa lapeng le bese ho hlokomela puisano e kopanetsoeng ea likhomphutha. Ha o sebelisa mokhoa ona ho romella data, o hloka...

1、 Mocheso o sebetsang Mocheso o sebetsang oa mochine oa optical. Mona, mocheso o bua ka mocheso oa matlo. Ho na le lithempereichara tse tharo tse sebetsang tsa mochine oa optical, mocheso oa khoebo: 0-70 ℃; Mocheso oa indasteri: - 40 ℃ - 85 ℃; Ho boetse ho na le exp...