[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.amitech.cz\/pro-nekoho-mozna-trochu-spanelska-vesnice\/#Article","mainEntityOfPage":"https:\/\/www.amitech.cz\/pro-nekoho-mozna-trochu-spanelska-vesnice\/","headline":"Pro n\u011bkoho mo\u017en\u00e1 trochu \u0161pan\u011blsk\u00e1 vesnice","name":"Pro n\u011bkoho mo\u017en\u00e1 trochu \u0161pan\u011blsk\u00e1 vesnice","description":"V dne\u0161n\u00ed dob\u011b je zcela norm\u00e1ln\u00ed, \u017ee se v konverzaci mlad\u00fdch lid\u00ed objevuj\u00ed odborn\u00e9, technick\u00e9 a jin\u00e9 v\u00fdrazy, kter\u00fdm star\u0161\u00ed generace, nebo lid\u00e9, nepohybuj\u00edc\u00ed se ve stejn\u00fdch kruz\u00edch, nerozum\u00ed. Ot\u00e1zka tedy zn\u00ed ? Wi-Fi Toto slovo zn\u00e1 a pou\u017e\u00edv\u00e1 dnes t\u00e9m\u011b\u0159 ka\u017ed\u00fd. Jedn\u00e1 se o v\u00fdraz z oboru informatiky, kter\u00fd popisuje bezdr\u00e1tovou komunikaci v r\u00e1mci po\u010d\u00edta\u010dov\u00fdch s\u00edt\u00ed. Je vyu\u017e\u00edv\u00e1no bezlicen\u010dn\u00edho frekven\u010dn\u00edho p\u00e1sma, co\u017e je vhodn\u00e9 pro budov\u00e1n\u00ed levn\u00e9, ale v\u00fdkonn\u00e9 s\u00edt\u011b. V\u00fdhodou je to, \u017ee nen\u00ed nutn\u00e1 instalace kabel\u016f. Zjednodu\u0161en\u011b…","datePublished":"2017-12-04","dateModified":"2017-12-04","author":{"@type":"Person","@id":"https:\/\/www.amitech.cz\/author\/#Person","name":"","url":"https:\/\/www.amitech.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/da76ffe9456a057fb26f92cd8eb3d2effca853864e9ae2a35290bd1e10b1f7d4?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/da76ffe9456a057fb26f92cd8eb3d2effca853864e9ae2a35290bd1e10b1f7d4?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"amitech.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.amitech.cz\/wp-content\/uploads\/img_a306432_w2042_t1517770998.jpg","url":"https:\/\/www.amitech.cz\/wp-content\/uploads\/img_a306432_w2042_t1517770998.jpg","height":0,"width":0},"url":"https:\/\/www.amitech.cz\/pro-nekoho-mozna-trochu-spanelska-vesnice\/","wordCount":563,"articleBody":" V dne\u0161n\u00ed dob\u011b je zcela norm\u00e1ln\u00ed, \u017ee se v konverzaci mlad\u00fdch lid\u00ed objevuj\u00ed odborn\u00e9, technick\u00e9 a jin\u00e9 v\u00fdrazy, kter\u00fdm star\u0161\u00ed generace, nebo lid\u00e9, nepohybuj\u00edc\u00ed se ve stejn\u00fdch kruz\u00edch, nerozum\u00ed. Ot\u00e1zka tedy zn\u00ed  ? Wi-Fi Toto slovo zn\u00e1 a pou\u017e\u00edv\u00e1 dnes t\u00e9m\u011b\u0159 ka\u017ed\u00fd. Jedn\u00e1 se o v\u00fdraz z oboru informatiky, kter\u00fd popisuje bezdr\u00e1tovou komunikaci v r\u00e1mci po\u010d\u00edta\u010dov\u00fdch s\u00edt\u00ed. Je vyu\u017e\u00edv\u00e1no bezlicen\u010dn\u00edho frekven\u010dn\u00edho p\u00e1sma, co\u017e je vhodn\u00e9 pro budov\u00e1n\u00ed levn\u00e9, ale v\u00fdkonn\u00e9 s\u00edt\u011b. V\u00fdhodou je to, \u017ee nen\u00ed nutn\u00e1 instalace kabel\u016f. Zjednodu\u0161en\u011b jde o internetov\u00e9 p\u0159ipojen\u00ed, kter\u00e9 je dostupn\u00e9 ve stoln\u00edch po\u010d\u00edta\u010d\u00edch, notebook\u00e1ch, t\u00e9m\u011b\u0159 v\u0161ech telefonech, tabletech a tak\u00e9 „chytr\u00fdch“ televiz\u00edch. To, \u017ee p\u0159ipojen\u00ed funguje, zjist\u00edte d\u00edky symbolu, specifick\u00e9mu pro Wi-Fi. Ukazuje kol\u00eds\u00e1n\u00ed sign\u00e1lu \u010di jeho \u00faplnou ztr\u00e1tu. Zprost\u0159edkovatelem p\u0159ipojen\u00ed je router. Myspace Kdy\u017e se \u0159ekne soci\u00e1ln\u00ed s\u00ed\u0165, v\u0161em hned nasko\u010d\u00ed Facebook, Instagram nebo Twitter. Do t\u00e9to kategorie spad\u00e1 i komunitn\u00ed s\u00ed\u0165 Myspace. Byl zalo\u017een\u00fd v roce 2003 ve USA. Na serveru jsou dostupn\u00e9 profily oby\u010dejn\u00fdch lid\u00ed, ale tak\u00e9 filma\u0159\u016f, hudebn\u00edk\u016f, herc\u016f a podobn\u011b. Vlastn\u011b je v mnoha ohledech podobn\u00fd Facebooku, m\u00e1 ale jedinou v\u00fdjimku. Profil si mohou zalo\u017eit pouze osoby star\u0161\u00ed 14 let. Sou\u010d\u00e1st\u00ed je tak\u00e9 Instant Messenger, kter\u00fd slou\u017e\u00ed k zas\u00edl\u00e1n\u00ed zpr\u00e1v, ale um\u00ed tak\u00e9 informovat o ud\u00e1lostech na Myspace, koment\u00e1\u0159\u00edch nebo \u017e\u00e1dostech o p\u0159\u00e1telstv\u00ed. D\u00e1le nab\u00edz\u00ed chat, diskusn\u00ed skupiny, blogy, seznamku a sd\u00edlen\u00ed vide\u00ed. HTTP Hypertext Transfer Protocol. T\u0159i nic moc ne\u0159\u00edkaj\u00edc\u00ed slova v angli\u010dtin\u011b. Odborn\u00fd p\u0159eklad zn\u00ed \u2013 internetov\u00fd protokol, kter\u00fd slou\u017e\u00ed k v\u00fdm\u011bn\u011b hypertextov\u00fdch dokument\u016f ve form\u00e1tu HTML, co\u017e je zna\u010dkovac\u00ed jazyk pou\u017e\u00edvan\u00fd pro tvorbu webov\u00fdch str\u00e1nek. Spole\u010dn\u011b s elektronickou po\u0161tou jde o nejv\u00edce pou\u017e\u00edvan\u00fd protokol, kter\u00fd se zaslou\u017eil o obrovsk\u00fd rozmach internetu v posledn\u00edch letech. S\u00e1m o sob\u011b neumo\u017e\u0148uje \u0161ifrov\u00e1n\u00ed a zabezpe\u010den\u00ed dat. K tomu slou\u017e\u00ed ozna\u010den\u00ed HTTPS, kter\u00e9 v\u00edd\u00e1me b\u011b\u017en\u011b p\u0159ed internetovou adresou. Protokol funguje na zp\u016fsobu dotaz-odpov\u011b\u010f. U\u017eivatel po\u0161le serveru dotaz ve form\u011b textu, kter\u00fd obsahuje nap\u0159\u00edklad informaci o schopnostech prohl\u00ed\u017ee\u010de nebo ozna\u010den\u00ed po\u017eadovan\u00e9ho dokumentu. Server pak odpov\u00ed v n\u011bkolika \u0159\u00e1dc\u00edch, kter\u00e9 popisuj\u00ed v\u00fdsledek hledan\u00e9ho dotazu. „Posledn\u00ed m\u00edle“ Tento term\u00edn se t\u00fdk\u00e1 telekomunikace. Jedn\u00e1 se o propojen\u00ed mezi koncov\u00fdm bodem telefonn\u00ed s\u00edt\u011b a \u00fa\u010dastn\u00edkem. Koncov\u00fdm bodem m\u016f\u017ee b\u00fdt nap\u0159\u00edklad \u00fast\u0159edna. Pojem k n\u00e1m pronikl z anglosask\u00e9ho prost\u0159ed\u00ed, origin\u00e1ln\u00ed slovn\u00ed spojen\u00ed pak zn\u00ed Last mile. Rozum\u00ed se j\u00edm \u00fa\u010dastnick\u00e9 veden\u00ed, nap\u0159\u00edklad telefonn\u00ed p\u00e1r, a technologie, kter\u00e1 hovor p\u0159en\u00e1\u0161\u00ed. Tak\u00e9 se k tomu poj\u00ed d\u00e1lkov\u00e9 nap\u00e1jen\u00ed koncov\u00e9ho za\u0159\u00edzen\u00ed. To mohou b\u00fdt t\u0159eba podvojn\u00e9 a s\u00e9riov\u00e9 p\u0159\u00edpojky. Nyn\u00ed se tento pojem pou\u017e\u00edv\u00e1 v datov\u00fdch p\u0159enosech. Ozna\u010duje tak krom\u011b veden\u00ed i zesilova\u010de, opakova\u010de sign\u00e1lu, moderny nebo vys\u00edla\u010de, kter\u00e9 jsou nutn\u00e9 k propojen\u00ed mezi \u00fa\u010dastn\u00edkem a provozovatelem s\u00edt\u011b.                                                                                                                                                                                                                                                                                                                                                                                                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