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WLAN ingathe kufotokozedwa m'njira yotakata komanso yopapatiza: Kuchokera ku kawonedwe kakang'ono, timatanthauzira ndi kusanthula WLAN m'njira zotakata komanso zopapatiza. Mwanjira yotakata, WLAN ndi netiweki yopangidwa posintha zina kapena zonse zamawayilesi otumizira mawayilesi a LAN ndi mafunde a wailesi, monga infrared, l...

Constellation ndi lingaliro lofunikira pakusinthika kwa digito. Tikatumiza zizindikiro za digito, nthawi zambiri sitimatumiza 0 kapena 1 mwachindunji, koma choyamba timapanga gulu la zizindikiro za 0 ndi 1 (bits) molingana ndi chimodzi kapena zingapo. Mwachitsanzo, magawo awiri aliwonse amapanga gulu, ndiye, 00, 01, 10, ndi 11. Pali zigawo zinayi ...

Kuti mumvetsetse kulumikizana kwa data mu maukonde ndizovuta. M'nkhaniyi ndikuwonetsani momwe makompyuta awiri amalumikizirana, kusamutsa ndi kulandira zambiri ndi Tcp/IP protocol 5 wosanjikiza. Kodi Kulumikizana kwa Data ndi chiyani? Mawu akuti "kulumikizana kwa data" i...

Ma switch oyendetsedwa ndi apamwamba kuposa osayendetsedwa malinga ndi magwiridwe antchito, koma amafunikira ukadaulo wa woyang'anira kapena mainjiniya kuti azindikire zomwe angathe. Kuwongolera bwino kwambiri kwamanetiweki ndi mafelemu awo a data kumatheka pogwiritsa ntchito switch yoyendetsedwa. Mbali inayi, ...

Mafunde a kuwala ndi ma radiation a electromagnetic opangidwa ndi ma elekitironi pakuyenda kwa atomiki. Kuyenda kwa ma elekitironi mu maatomu a zinthu zosiyanasiyana n’kosiyana, choncho mafunde a kuwala kumene amatulutsa ndi osiyananso. Spectrum ndi chitsanzo cha kuwala kwa monochromatic komwe kumasiyanitsidwa ndi dispersion system (...

Kufotokozera kwamalingaliro: Ethernet ndiye njira yolumikizirana yodziwika kwambiri yotengera LAN yomwe ilipo. Netiweki ya Ethernet imagwiritsa ntchito matekinoloje a CSMA/CD (Carrier Sense Multiple Access and Conflict Detection). Efaneti imayang'anira matekinoloje a LAN: 1. Mtengo wotsika (osakwana 100 Ethernet network car...