{"id":4670,"date":"2022-01-18T11:36:17","date_gmt":"2022-01-18T10:36:17","guid":{"rendered":"https:\/\/preventista.sk\/info\/?p=4670"},"modified":"2022-01-19T08:27:05","modified_gmt":"2022-01-19T07:27:05","slug":"predstavujeme-vam-cloud-prirodzenu-sucast-nasich-zivotov","status":"publish","type":"post","link":"https:\/\/preventista.sk\/info\/predstavujeme-vam-cloud-prirodzenu-sucast-nasich-zivotov\/","title":{"rendered":"Predstavujeme v\u00e1m Cloud \u2013 prirodzen\u00fa s\u00fa\u010das\u0165 na\u0161ich \u017eivotov (1.\u010das\u0165 miniseri\u00e1lu)"},"content":{"rendered":"\n<p>Asi ka\u017ed\u00fd z&nbsp;n\u00e1s za\u017eil pocit, \u017ee skuto\u010dn\u00e9 pochopenie probl\u00e9mu nastane a\u017e v&nbsp;momente, ke\u010f sa ho s\u00e1m sna\u017e\u00ed niekomu vysvetli\u0165, resp. ke\u010f sa na tak\u00e9 vysvetlenie pripravuje<\/p>\n\n\n\n<p>Pozit\u00edvna reakcia, vidite\u013ene porozumenie a&nbsp;\u00fasmev posluch\u00e1\u010da (rozumej nie IT-\u010dk\u00e1ra) v&nbsp;takom pr\u00edpade ur\u010dite pote\u0161\u00ed &#x1f60a;<\/p>\n\n\n\n<p>A&nbsp;e\u0161te viac pote\u0161\u00ed, ke\u010f si posluch\u00e1\u010di adoptuj\u00fa pojmy a&nbsp;pr\u00edklady tak, \u017ee ich sami n\u00e1sledne pou\u017e\u00edvaj\u00fa pri konverz\u00e1cii. Jednak to potvrdzuje mieru pochopenia, a&nbsp;pri r\u00f4znorodej\u0161ej skupine diskut\u00e9rov (napr. biznis a IT) vznik\u00e1 s\u00falad v&nbsp;pochopen\u00ed omnoho r\u00fdchlej\u0161ie a&nbsp;jednoduch\u0161ie.<\/p>\n\n\n\n<p>A&nbsp;to je motiv\u00e1cia pre tento \u010dl\u00e1nok<\/p>\n\n\n\n<p>Cie\u013eom je poskytn\u00fa\u0165 ne-IT \u010ditate\u013eovi priestor pochopi\u0165 relat\u00edvne zlo\u017eit\u00fa IT problematiku Cloud computing, na b\u00e1ze prirovnan\u00ed k&nbsp;pr\u00edkladom z&nbsp;be\u017en\u00e9ho \u017eivota, a&nbsp;postupnom&nbsp;vysvet\u013eovan\u00ed pojmov a&nbsp;oblast\u00ed, ktor\u00e9 sa tejto problematiky t\u00fdkaj\u00fa<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"4680\" data-permalink=\"https:\/\/preventista.sk\/info\/predstavujeme-vam-cloud-prirodzenu-sucast-nasich-zivotov\/cloud-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?fit=940%2C788&amp;ssl=1\" data-orig-size=\"940,788\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Cloud-2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?fit=700%2C587&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=441%2C370&#038;ssl=1\" alt=\"\" class=\"wp-image-4680\" width=\"441\" height=\"370\" srcset=\"https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=700%2C587&amp;ssl=1 700w, https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=450%2C377&amp;ssl=1 450w, https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=320%2C268&amp;ssl=1 320w, https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=768%2C644&amp;ssl=1 768w, https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?w=940&amp;ssl=1 940w\" sizes=\"auto, (max-width: 441px) 100vw, 441px\" \/><\/figure><\/div>\n\n\n\n<p><strong>\u010co je to Cloud computing?<\/strong><\/p>\n\n\n\n<p>Cloud computing v&nbsp;oblasti IT (informa\u010dn\u00fdch technol\u00f3gi\u00ed), \u010falej zjednodu\u0161ene len Cloud, sa \u010dasto prirovn\u00e1va ku Columbovej \u017eene (pozn. \u017eena in\u0161pektora zo zn\u00e1meho americk\u00e9ho seri\u00e1lu[1]):<\/p>\n\n\n\n<p><em>v\u0161etci o&nbsp;nej po\u010duli, ale nik ju nevidel<\/em>&#8230;.<\/p>\n\n\n\n<p>Hoci prv\u00e9 my\u0161lienky o&nbsp;tom, \u017ee v\u00fdpo\u010dtov\u00e1 technika bude poskytovan\u00e1 ako slu\u017eba siahaj\u00fa a\u017e do roku 1960 [5], skuto\u010dne v\u00fdznamn\u00fa \u00falohu pri vzniku Cloud computing-u zohrala firma Amazon[6].<\/p>\n\n\n\n<p>P\u00f4vodne \u201egar\u00e1\u017eov\u00fd\u201c internetov\u00fd obchod s&nbsp;knihami je dnes jednou z&nbsp;najhodnotnej\u0161\u00edch celosvetov\u00fdch firiem v&nbsp;oblasti Cloud computing.<\/p>\n\n\n\n<p>Firma prev\u00e1dzkuj\u00faca internetov\u00fd obchod Amazon, pribli\u017ene na za\u010diatku tohto tis\u00edcro\u010dia, modernizovala svoje servery a&nbsp;n\u00e1sledne zistila, \u017ee vyu\u017e\u00edva len 10% ich celkovej kapacity. A tak sa rozhodla pon\u00faknu\u0165 nevyu\u017eit\u00fa kapacitu extern\u00fdm z\u00e1kazn\u00edkom (economy of the scale)<\/p>\n\n\n\n<p>Zadan\u00edm k\u013e\u00fa\u010dov\u00e9ho slova \u201eCloud\u201c do internetov\u00e9ho prehliada\u010da je mo\u017en\u00e9 n\u00e1js\u0165 ve\u013emi ve\u013ea defin\u00edci\u00ed, alebo vysvetlen\u00ed. Av\u0161ak, naj\u010dastej\u0161ie je pou\u017e\u00edvan\u00e1 defin\u00edcia americk\u00e9ho n\u00e1rodn\u00e9ho in\u0161tit\u00fatu pre \u0161tandardy a&nbsp;technol\u00f3gie &#8211; NIST[2]:<\/p>\n\n\n\n<p>&#8222;cloud computing je <strong><u>model<\/u>,<\/strong><\/p>\n\n\n\n<p>ktor\u00fd umo\u017e\u0148uje v\u0161adepr\u00edtomn\u00fd a&nbsp;pohodln\u00fd sie\u0165ov\u00fd <strong><u>pr\u00edstup<\/u><\/strong> <strong><u>na po\u017eiadanie<\/u><\/strong>, <strong><u>k zdie\u013ean\u00e9mu fondu<\/u><\/strong> konfigurovate\u013en\u00fdch v\u00fdpo\u010dtov\u00fdch <strong><u>zdrojov <\/u><\/strong>(napr. siet\u00ed, serverov,&nbsp; \u00falo\u017en\u00fdch priestorov, aplik\u00e1ci\u00ed a slu\u017eieb), ktor\u00e9 je mo\u017en\u00e9 poskytn\u00fa\u0165 a uvo\u013eni\u0165 <strong><u>r\u00fdchlo, s minim\u00e1lnym \u00fasil\u00edm<\/u><\/strong> na mana\u017ement alebo interakciu s poskytovate\u013eom slu\u017eieb.&#8220;<\/p>\n\n\n\n<p>Defin\u00edcia sama o&nbsp;sebe sa na prv\u00e9 pre\u010d\u00edtanie jav\u00ed pomerne zlo\u017eit\u00e1. To je d\u00f4vod, pre\u010do som v&nbsp;defin\u00edcii zv\u00fdraznila a pod\u010diarkla niektor\u00e9 slov\u00e1 a&nbsp;slovn\u00e9 spojenia:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong><u>model<\/u><\/strong><\/li><li><strong><u>pr\u00edstup<\/u><\/strong> <strong><u>na po\u017eiadanie<\/u><\/strong><\/li><li><strong><u>zdie\u013ean\u00fd fond<\/u><\/strong> <strong><u>zdrojov<\/u><\/strong><\/li><li><strong><u>r\u00fdchlo, s minim\u00e1lnym \u00fasil\u00edm<\/u><\/strong>.<\/li><\/ul>\n\n\n\n<p>Tieto toti\u017e pova\u017eujem za k\u013e\u00fa\u010dov\u00e9 a&nbsp;budem sa o&nbsp;ne opiera\u0165 v&nbsp;\u010fal\u0161\u00edch \u010dastiach textu. Ich vo\u013en\u00fdm a&nbsp;zjednodu\u0161en\u00fdm prerozpr\u00e1van\u00edm je mo\u017en\u00e9 Cloud charakterizova\u0165 <em>ako z\u00e1sobn\u00edk zdrojov, ktor\u00e9 s\u00fa dostupn\u00e9 na po\u017eiadanie, pr\u00edstup k&nbsp;nim je jednoduch\u00fd a&nbsp;r\u00fdchly, s&nbsp;vynalo\u017een\u00edm minim\u00e1lneho \u00fasilia na ich z\u00edskanie&nbsp;<\/em><\/p>\n\n\n\n<p><strong>K&nbsp;\u010domu z&nbsp;be\u017en\u00e9ho \u017eivota je mo\u017en\u00e9 Cloud prirovna\u0165?<\/strong><\/p>\n\n\n\n<p>Dobr\u00fdm pr\u00edkladom je <strong>dod\u00e1vanie slu\u017eieb<\/strong> elektrickej energie, vody alebo plynu.<\/p>\n\n\n\n<p>Dnes je takmer ka\u017ed\u00fd dom (stavba) pripojen\u00fd k&nbsp;distribu\u010dnej sieti uveden\u00fdch komod\u00edt. Ako odberate\u013e napr. elektriny, pri poh\u013eade na elektrick\u00fa z\u00e1suvku predpoklad\u00e1m, \u017ee je v&nbsp;nej nap\u00e4tie a&nbsp;po pripojen\u00ed zariadenia <strong>sa m\u00f4\u017eem spo\u013eahn\u00fa\u0165 na to, \u017ee m\u00e1m k&nbsp;dispoz\u00edcii<\/strong> po\u017eadovan\u00e9 nap\u00e4tie a&nbsp;m\u00f4j spotrebi\u010d bude norm\u00e1lne nap\u00e1jan\u00fd, a&nbsp;teda funk\u010dn\u00fd.<\/p>\n\n\n\n<p>V&nbsp;z\u00e1sade ma netr\u00e1pi, ktor\u00e1 elektr\u00e1re\u0148 je zdrojom elektriny (preto\u017ee sa jedn\u00e1 o&nbsp;sie\u0165 prepojen\u00fdch elektr\u00e1rn\u00ed).<\/p>\n\n\n\n<p>To, \u010do ma zauj\u00edma je to, <strong>\u010di je t\u00e1to slu\u017eba pre m\u0148a dostupn\u00e1<\/strong>, t.j. po zapojen\u00ed z\u00e1str\u010dky do z\u00e1suvky budem ma\u0165 zdroj elektriny, \u010di je <strong>bezpe\u010dn\u00e1<\/strong> (napr. \u010di m\u00e1 tak\u00e9 parametre, aby m\u00f4j spotrebi\u010d po zapojen\u00ed nezhorel), a&nbsp;ko\u013eko ma to bude st\u00e1\u0165 pe\u0148az\u00ed. Z\u00e1rove\u0148 predpoklad\u00e1m, \u017ee t\u00e1to slu\u017eba je pre m\u0148a <strong>dostupn\u00e1 nepretr\u017eite<\/strong> (v\u00fdpadky s\u00fa samozrejme mo\u017en\u00e9), a&nbsp;som si vedom\u00e1 toho, \u017ee <strong>za spotrebu zaplat\u00edm<\/strong> presne <strong>pod\u013ea hodnoty <\/strong>nameranej odobratej energie<strong> na meracom zariaden\u00ed<\/strong>. Zlo\u017eitos\u0165 pripojenia sa do siete v&nbsp;be\u017enom \u017eivote m\u00f4\u017ee by\u0165 samozrejme r\u00f4zna, av\u0161ak pre \u00fa\u010dely prirovnania Cloudu k&nbsp;be\u017en\u00e9mu \u017eivotu m\u00e1m na mysli pripojenie \u0161tandardn\u00e9ho bytu v&nbsp;bytovom dome, ktor\u00e9 <strong>v&nbsp;ide\u00e1lnom pr\u00edpade typicky vy\u017eaduje jeden telefon\u00e1t<\/strong> distrib\u00fatorovi.<\/p>\n\n\n\n<p>Cie\u013eom zv\u00fdraznenia jednotliv\u00fdch slov je upriami\u0165 pozornos\u0165 na tie charakteristiky, ktor\u00e9 s\u00fa pre ak\u00e9ko\u013evek slu\u017eby \u2013 a&nbsp;teda aj Cloud &#8211; typick\u00e9, resp. s\u00fa pre ne rovnak\u00e9.<\/p>\n\n\n\n<p>Vy\u0161\u0161ie spom\u00ednan\u00e9 komodity a&nbsp;Cloud maj\u00fa rovnak\u00e9 nasledovn\u00e9 prvky:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>sie\u0165 v\u00fdrobcov\/dod\u00e1vate\u013eov a&nbsp;ich z\u00e1zemie, infra\u0161trukt\u00fara a&nbsp;prev\u00e1dzka<\/li><li>sprostredkovate\u013eov<\/li><li>distribu\u010dn\u00fa sie\u0165<\/li><li>spoplat\u0148ovanie odberu slu\u017eieb na b\u00e1ze merania spotreby<\/li><li>ur\u010dit\u00fa kvalitu (spo\u013eahlivos\u0165, bezpe\u010dnos\u0165, dostupnos\u0165)<\/li><li>odberate\u013eov (z\u00e1kazn\u00edkov\/spotrebite\u013eov)<\/li><\/ul>\n\n\n\n<p><strong>Modely poskytovan\u00fdch slu\u017eieb<\/strong><\/p>\n\n\n\n<p>Sp\u00f4sobov, ako a&nbsp;odkia\u013e sa poskytuj\u00fa\/pred\u00e1vaj\u00fa slu\u017eby je v\u017edy viacero. Pre lep\u0161ie pochopenie modelov Cloud slu\u017eieb sa op\u00e4\u0165 opriem o&nbsp;pr\u00edklad zo \u017eivota.<\/p>\n\n\n\n<p>Predstavte si ve\u013emi jednoduch\u00fa modelov\u00fa situ\u00e1ciu: \u201eSom hladn\u00fd\u201c. Ako vyrie\u0161i\u0165 tak\u00fdto \u201eprobl\u00e9m\u201c? Ide\u00e1lny sp\u00f4sob: \u201eNajem sa.\u201c &#x1f60a;<\/p>\n\n\n\n<p>Ako zanepr\u00e1zdnen\u00ed \u013eudia \u201enah\u00e1\u0148an\u00ed\u201c s\u00fa\u010dasnou dobou v\u00e4\u010d\u0161inou chceme vyrie\u0161i\u0165 probl\u00e9m hladu r\u00fdchlo, jednoducho, pod\u013ea mo\u017enosti bez dopadu na na\u0161e zdravie a&nbsp;za primeran\u00fa cenu.<\/p>\n\n\n\n<p>Ak\u00e9 m\u00e1me mo\u017enosti?<\/p>\n\n\n\n<ol class=\"wp-block-list\" type=\"1\"><li>vyu\u017ei\u0165 tzv. \u201efast food\u201c \u2013 t.j. \u00eds\u0165 do najbli\u017e\u0161ej kant\u00edny, alebo tzv. \u201efood court\u201c (spolo\u010dn\u00fd priestor, v&nbsp;ktorom susedia viacer\u00ed predajcovia jedla, a&nbsp;ktor\u00fd zah\u0155\u0148a priestor pre konzum\u00e1ciu jedla)<\/li><li>\u00eds\u0165 do re\u0161taur\u00e1cie<\/li><li>navari\u0165 si doma<\/li><\/ol>\n\n\n\n<p>Pozrime sa teraz na charakteristiky\/parametre jednotliv\u00fdch mo\u017enost\u00ed z&nbsp;poh\u013eadu vy\u0161\u0161ie uveden\u00fdch po\u017eiadaviek uspokoji\u0165 hlad v&nbsp;na\u0161ej \u201er\u00fdchlej\u201c dobe:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>&nbsp;<\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>fast food<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>re\u0161taur\u00e1cia<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>doma<\/strong><\/td><\/tr><tr><td>\u010cas<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f610;\/&#x1f60a;<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;\/&#x1f610;\/&#x2639;<\/td><\/tr><tr><td>Zlo\u017eitos\u0165<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;\/&#x1f610;<\/td><\/tr><tr><td>bezpe\u010dnos\u0165<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x2639;\/&#x1f610;\/&#x1f60a;<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;\/&#x1f610;<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;<\/td><\/tr><tr><td>Cena<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;\/&#x1f610;<\/td><td class=\"has-text-align-center\" data-align=\"center\">?!<\/td><td class=\"has-text-align-center\" data-align=\"center\">&#x1f60a;\/&#x1f610;\/&#x2639;<\/td><\/tr><\/tbody><\/table><figcaption><em>Tabu\u013eka \u010d.1 \u2013 Charakteristiky stravovac\u00edch mo\u017enost\u00ed pod\u013ea k\u013e\u00fa\u010dov\u00fdch atrib\u00fatov z&nbsp;defin\u00edcie Cloudu<\/em><\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Legenda:<\/p>\n\n\n\n<p>&#x1f60a; \u2013 pozit\u00edvny, uspokojiv\u00fd, nen\u00e1ro\u010dn\u00fd, priazniv\u00fd<\/p>\n\n\n\n<p>&#x1f610; \u2013 ani dobr\u00fd\/ani zl\u00fd<\/p>\n\n\n\n<p>&#x2639; &#8211; neprin\u00e1\u0161a uspokojenie, nepriazniv\u00fd, n\u00e1ro\u010dn\u00fd, negat\u00edvny<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Interpret\u00e1cia tabu\u013eky:<\/strong><\/h2>\n\n\n\n<p><strong><em>fast food<\/em><\/strong><\/p>\n\n\n\n<p>Asi najr\u00fdchlej\u0161ie sa dostaneme k&nbsp;jedlu vo fast food-e, pri dobrom v\u00fdbere je jedlo bezpe\u010dn\u00e9 a&nbsp;neu\u0161kod\u00ed n\u00e1m, ale pozor, niekedy je k&nbsp;dispoz\u00edcii len nesl\u00e1vne zn\u00e1my burger. Cena jedla vo fast food-och je +\/- primeran\u00e1, m\u00f4\u017ee sa sta\u0165, \u017ee je aj vy\u0161\u0161ia. Av\u0161ak, \u010do je nutn\u00e9 si pri tomto type stravovania uvedomi\u0165 je to, \u017ee ponuka je \u0161tandardizovan\u00e1, a&nbsp;nie je mo\u017en\u00e9 vym\u00fd\u0161\u013ea\u0165 v\u00fdnimky (asi nikdy sa n\u00e1m nepodar\u00ed v&nbsp;McDonalde si vyjedna\u0165 pridanie jedn\u00e9ho pl\u00e1tku syra naviac, m\u00f4\u017eeme v\u0161ak odmietnu\u0165 \u010das\u0165 slu\u017eby, napr\u00edklad odmietneme cibu\u013eu alebo uhorku). To znamen\u00e1, \u017ee pre t\u00fato variantu plat\u00ed: <em>ber, alebo neber<\/em>.<\/p>\n\n\n\n<p>To, \u010do mus\u00ed z\u00e1kazn\u00edk urobi\u0165 je rozhodn\u00fa\u0165 sa, zv\u00e1\u017ei\u0165 mo\u017enosti a&nbsp;rizik\u00e1 v\u00fdberu, a zodpoveda\u0165 si z\u00e1kladn\u00e9 ot\u00e1zky, ako napr.:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Je toto jedlo pre m\u0148a vyhovuj\u00face? Chut\u00ed mi?<\/li><li>M\u00f4\u017eem si dovoli\u0165 jes\u0165 t\u00fdmto sp\u00f4sobom systematicky?<\/li><li>Risknem kr\u00e1tkodob\u00fa, \u010di jednorazov\u00fa konzum\u00e1ciu? M\u00e1 to na m\u0148a nejak\u00fd dopad? M\u00e1 to pr\u00ednos?<\/li><li>Je dos\u0165 bezpe\u010dn\u00e9? Zdravotne mi jeho konzum\u00e1cia nepri\u0165a\u017e\u00ed?<\/li><li>Vyhovuje mi cena?<\/li><li>Vyhovuje mi sp\u00f4sob predaja, serv\u00edrovanie, miesto konzum\u00e1cie?<\/li><\/ul>\n\n\n\n<p>V&nbsp;ka\u017edom pr\u00edpade je v\u010faka normalizovan\u00fdm postupom v zariadeniach fast food o\u010dak\u00e1vate\u013en\u00e9, \u017ee ten ist\u00fd druh hamburgera bude chuti\u0165 v\u017edy rovnako.<\/p>\n\n\n\n<p><strong><em>re\u0161taur\u00e1cia<\/em><\/strong><\/p>\n\n\n\n<p>Na prv\u00fd poh\u013ead m\u00e1 charakteristiky ve\u013emi bl\u00edzke fast food-u, av\u0161ak, je tu povestn\u00e9 \u201eale\u201c&#8230;<\/p>\n\n\n\n<p>N\u00e1v\u0161teva re\u0161taur\u00e1cie vy\u017eaduje vyhradi\u0165 si viac \u010dasu, ponuka je s\u00edce \u0161tandardizovan\u00e1 v&nbsp;podobe jed\u00e1lneho l\u00edstka, ale napriek tomu je mo\u017en\u00e9 \u201etro\u0161ka vym\u00fd\u0161\u013ea\u0165\u201c (objedna\u0165 si jedlo bez pr\u00edlohy, zameni\u0165 pr\u00edlohu alebo \u0161al\u00e1t a&nbsp;pod.) V dobrej re\u0161taur\u00e1cii sa s&nbsp;najv\u00e4\u010d\u0161ou pravdepodobnos\u0165ou dohodneme na extra slu\u017ebe mimo jed\u00e1lneho l\u00edstka, za cenu men\u0161ieho \u00fasilia, alebo aj zmeny ceny jedla. Pokia\u013e n\u00e1s jedlo v&nbsp;zmenenej podobe uspokoj\u00ed, a&nbsp;akceptujeme cenu, slu\u017eba je pre n\u00e1s vyhovuj\u00faca.<\/p>\n\n\n\n<p>Vo v\u00e4\u010d\u0161ine re\u0161taur\u00e1ci\u00ed je jedlo s&nbsp;vysokou pravdepodobnos\u0165ou bezpe\u010dn\u00e9 a neotr\u00e1vime sa, ale pravda je, \u017ee sa t\u00e1to skuto\u010dnos\u0165 ned\u00e1 \u00faplne vyl\u00fa\u010di\u0165. Preto je v\u017edy vhodn\u00e9 presk\u00fama\u0165 kvalitu re\u0161taur\u00e1cie (hodnotenia z\u00e1kazn\u00edkov, referencie a&nbsp;pod.)<\/p>\n\n\n\n<p>To znamen\u00e1, \u017ee viacer\u00e9 ot\u00e1zky uveden\u00e9 v&nbsp;predch\u00e1dzaj\u00facom pr\u00edklade je nutn\u00e9 polo\u017ei\u0165 si a&nbsp;zodpoveda\u0165 aj v&nbsp;tomto pr\u00edpade.<\/p>\n\n\n\n<p>V&nbsp;z\u00e1sade ale plat\u00ed, \u017ee pokia\u013e n\u00e1s jedlo v danej re\u0161taur\u00e1cii uspokojilo, je vysoko pravdepodobn\u00e9 \u017ee sa tam vr\u00e1time, a&nbsp;budeme o\u010dak\u00e1va\u0165 slu\u017eby v&nbsp;porovnate\u013enej kvalite a rovnak\u00e9&nbsp;jedlo pribli\u017ene rovnakej chuti, \u010do je \u0161tandardizovan\u00fdmi postupmi v&nbsp;danej prev\u00e1dzke zaru\u010den\u00e9. Cena v&nbsp;tomto pr\u00edpade je polo\u017eka, ktor\u00e1 je \u010disto vecou n\u00e1\u0161ho rozhodnutia, \u010di ju akceptujeme. Za dobr\u00e9 jedlo sa plat\u00ed viac&#8230;<\/p>\n\n\n\n<p><strong><em>dom\u00e1ce stravovanie<\/em><\/strong><\/p>\n\n\n\n<p>Asi nie je nutn\u00e9 vysvet\u013eova\u0165, \u010do vy\u017eaduje tak\u00e1 pr\u00edprava jedla doma. Rozhodne sa treba najprv zamyslie\u0165, \u010do vlastne chceme vari\u0165, ak\u00e9 suroviny potrebujeme, napl\u00e1nova\u0165 n\u00e1kup, aj n\u00e1sledn\u00fa pr\u00edpravu a&nbsp;nakoniec aj jedlo uvari\u0165 a&nbsp;naserv\u00edrova\u0165. D\u013a\u017eka cel\u00e9ho procesu z\u00e1vis\u00ed od vlastn\u00fdch schopnost\u00ed a samotn\u00e9ho v\u00fdberu jedla &#8211; po\u010dn\u00fac rozhodnut\u00edm kde a&nbsp;kedy budeme nakupova\u0165 resp. obstar\u00e1va\u0165 potraviny, cez v\u00fdber surov\u00edn, samotn\u00fd proces pr\u00edpravy, vo\u013ebu miesta (v kuchyni alebo p\u00f4jdeme do pr\u00edrody), mieru zlo\u017eitosti pr\u00edpravy, a\u017e po samotn\u00e9 serv\u00edrovanie a&nbsp;konzum\u00e1ciu (pri\u010dom st\u00e1le existuje riziko, \u017ee sa nie\u010do nevydar\u00ed a&nbsp;bude potrebn\u00e9 to \u201eopravi\u0165\u201c alebo nanovo zopakova\u0165, a&nbsp;nakoniec n\u00e1m to aj tak na\u0161i rodinn\u00ed pr\u00edslu\u0161n\u00edci \u201eo\u0161omr\u00fa\u201c &#x1f60a;)<\/p>\n\n\n\n<p>Uvedomme si, \u017ee m\u00e1me cel\u00fd proces \u00faplne pod kontrolou a&nbsp;vo vlastn\u00fdch ruk\u00e1ch. Toto m\u00e1 priamy dopad na cenu, \u010das ktor\u00fd pri tom str\u00e1vim, kvalitu v\u00fdsledku, a z\u00e1rove\u0148 v\u010faka r\u00f4znym vplyvom m\u00f4\u017ee ma\u0165 to ist\u00e9 jedlo vo v\u00fdsledku mierne odli\u0161n\u00fa chu\u0165.<\/p>\n\n\n\n<p>Nepopierate\u013en\u00fdm benefitom tejto varianty je jej bezpe\u010dnos\u0165, ktor\u00fa m\u00e1me vo vlastn\u00fdch ruk\u00e1ch.<\/p>\n\n\n\n<p><strong>N\u00e1vrat do IT sveta<\/strong><\/p>\n\n\n\n<p>Ak\u00e1 je spojitos\u0165 medzi vy\u0161\u0161ie uveden\u00fdmi pr\u00edkladmi stravovac\u00edch mo\u017enost\u00ed a&nbsp;Cloudom? Ako aplikova\u0165 uveden\u00e9 pr\u00edklady do IT sveta?<\/p>\n\n\n\n<p>Tri vy\u0161\u0161ie uveden\u00e9 varianty svojimi charakteristikami zodpovedaj\u00fa trom najtypickej\u0161\u00edm modelom nasadenia (<strong>deployment models<\/strong>), resp. poskytovania Cloud slu\u017eieb. V podstate sa jedn\u00e1 o&nbsp;<strong>miesto a sp\u00f4sob, odkia\u013e s\u00fa slu\u017eby poskytovan\u00e9, a&nbsp;pre koho<\/strong>. Pozrime sa teraz znova na vy\u0161\u0161ie uveden\u00e9 charakteristiky, av\u0161ak tentokr\u00e1t aplikovan\u00e9 vo svete IT<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>parameter&nbsp;&nbsp; \\&nbsp;&nbsp; model<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Public Cloud (fast food)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Hybrid Cloud (re\u0161taur\u00e1cia)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Private Cloud (doma)<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u010das<\/td><td class=\"has-text-align-center\" data-align=\"center\">r\u00fdchly pr\u00edstup<\/td><td class=\"has-text-align-center\" data-align=\"center\">vy\u017eaduje viac \u010dasu<\/td><td class=\"has-text-align-center\" data-align=\"center\">Vy\u017eaduje najviac \u010dasu<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">zlo\u017eitos\u0165<\/td><td class=\"has-text-align-center\" data-align=\"center\">jednoduch\u00e9 z\u00edska\u0165<\/td><td class=\"has-text-align-center\" data-align=\"center\">ni\u010d zlo\u017eit\u00e9<\/td><td class=\"has-text-align-center\" data-align=\"center\">r\u00f4zna<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">bezpe\u010dnos\u0165<\/td><td class=\"has-text-align-center\" data-align=\"center\">diskutabiln\u00e1<\/td><td class=\"has-text-align-center\" data-align=\"center\">Dostato\u010dn\u00e1<\/td><td class=\"has-text-align-center\" data-align=\"center\">v mojich ruk\u00e1ch<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">cena<\/td><td class=\"has-text-align-center\" data-align=\"center\">v\u00e4\u010d\u0161inou priazniv\u00e1<\/td><td class=\"has-text-align-center\" data-align=\"center\">m\u00f4\u017ee by\u0165 vy\u0161\u0161ia<\/td><td class=\"has-text-align-center\" data-align=\"center\">Vysok\u00e1 cena a&nbsp;n\u00e1klady za pr\u00e1cu<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><em>Tabu\u013eka \u010d.2 \u2013 Charakteristiky modelov nasadenia Cloud slu\u017eieb pod\u013ea atrib\u00fatov z&nbsp;defin\u00edcie Cloudu<\/em><\/p>\n\n\n\n<ol class=\"wp-block-list\" type=\"1\"><li>fast food \u2013 (verejn\u00fd) Public Cloud<ul><li>slu\u017eby alebo infra\u0161trukt\u00fara s\u00fa poskytovan\u00e9 verejne, konkr\u00e9tnymi poskytovate\u013emi, v\u0161etk\u00fdm z\u00e1ujemcom, t.j. viacer\u00fdm organiz\u00e1ci\u00e1m alebo osob\u00e1m (verejnosti) prostredn\u00edctvom verejn\u00e9ho internetu<\/li><li>poskytovan\u00e1 je v\u0161ade rovnak\u00e1, \u0161trukt\u00farovan\u00e1 a \u0161tandardizovan\u00e1 ponuka, bez mo\u017enosti zmeni\u0165 ju (slu\u017eby s\u00fa presne zadefinovan\u00e9 v katal\u00f3gu slu\u017eieb)<\/li><li>inform\u00e1cie (d\u00e1ta) spracov\u00e1van\u00e9 prostredn\u00edctvom t\u00fdchto slu\u017eieb nie s\u00fa striktne oddelen\u00e9 (d\u00e1ta s\u00fa ulo\u017een\u00e9 na spolo\u010dnom \u00falo\u017eisku, s\u00favisiaca skupina d\u00e1t patriaca konkr\u00e9tnej osobe alebo firme je definovan\u00e1 konkr\u00e9tnym atrib\u00fatom zaru\u010duj\u00facim patri\u010dnos\u0165 ku skupine)<\/li><\/ul><\/li><li>re\u0161taur\u00e1cia \u2013 (hybridn\u00fd) Hybrid Cloud \u2013 predstavuje ak\u00fdko\u013evek mo\u017en\u00fd mix slu\u017eieb, umo\u017e\u0148uje r\u00f4zne kombin\u00e1cie slu\u017eieb<ul><li>slu\u017eby alebo infra\u0161trukt\u00fara s\u00fa poskytovan\u00e9 verejne, konkr\u00e9tnymi poskytovate\u013emi, v\u0161etk\u00fdm z\u00e1ujemcom, t.j. viacer\u00fdm organiz\u00e1ci\u00e1m alebo osob\u00e1m (verejnosti) prostredn\u00edctvom verejn\u00e9ho internetu, av\u0161ak, m\u00f4\u017eu by\u0165 prepojen\u00e9 s&nbsp;in\u00fdmi verejne alebo aj priv\u00e1tne poskytovan\u00fdmi slu\u017ebami<\/li><li>z\u00e1kladn\u00fd katal\u00f3g slu\u017eieb je k&nbsp;dispoz\u00edcii, av\u0161ak sp\u00e1janie slu\u017eieb, ich modifik\u00e1cie a&nbsp;parametriz\u00e1cia je povolen\u00e1<\/li><li>inform\u00e1cie (d\u00e1ta) spracov\u00e1van\u00e9 prostredn\u00edctvom t\u00fdchto slu\u017eieb m\u00f4\u017eu, ale nemusia by\u0165 striktne oddelen\u00e9 (s\u00favisiaca skupina d\u00e1t je definovan\u00e1 konkr\u00e9tnym atrib\u00fatom zaru\u010duj\u00facim patri\u010dnos\u0165 ku skupine, alebo je vytvoren\u00e9 izolovan\u00e9 \u0161pecifick\u00e9 \u00falo\u017eisko pre spolu patriace inform\u00e1cie)<\/li><\/ul><\/li><li>dom\u00e1ce stravovanie &#8211; (vlastn\u00e9 d\u00e1tov\u00e9 centrum) On Premise\/Private Cloud \u2013 v&nbsp;priv\u00e1tnom prostred\u00ed na mieru vytvoren\u00e1 infra\u0161trukt\u00fara a&nbsp;na nej be\u017eiace programy alebo slu\u017eby, ktor\u00e9 vyu\u017e\u00edvaj\u00fa len presne vymedzen\u00ed pou\u017e\u00edvatelia v&nbsp;uzavretej, typicky verejne nedostupnej sieti<ul><li>slu\u017eby nie s\u00fa poskytovan\u00e9 verejne, s\u00fa priv\u00e1tne, ur\u010den\u00e9 definovan\u00e9mu okruhu odberate\u013eov alebo pou\u017e\u00edvate\u013eov<\/li><li>katal\u00f3g slu\u017eieb neexistuje, slu\u017eby s\u00fa vytv\u00e1ran\u00e9 pod\u013ea potreby, so \u0161irok\u00fdmi mo\u017enos\u0165ami parametriz\u00e1cie, t.j. na mieru<\/li><li>v\u0161etky d\u00e1ta s\u00fa ulo\u017een\u00e9 oddelene, patria len konkr\u00e9tnemu odberate\u013eovi.<\/li><\/ul><\/li><\/ol>\n\n\n\n<p>&nbsp;V&nbsp;predch\u00e1dzaj\u00facich riadkoch sme si vysvetlili, ak\u00fd je rozdiel medzi typmi cloudov cez optiku mo\u017enost\u00ed stravovania. Dozvedeli sme sa, \u017ee verejn\u00fd cloud je vlastne zoznam rovnak\u00fdch zdie\u013ean\u00fdch slu\u017eieb pre v\u0161etk\u00fdch z\u00e1kazn\u00edkov. Predstavili sme si hybridn\u00fd cloud, ktor\u00fd sa pou\u017e\u00edva \u0161peci\u00e1lne v&nbsp;pr\u00edpadoch, ak \u010das\u0165 d\u00e1t je mo\u017en\u00e9 spracova\u0165 vo verejnom cloude a&nbsp;druh\u00fa \u010das\u0165 je nevyhnutn\u00e9 spracov\u00e1va\u0165 v&nbsp;regulovanom, chr\u00e1nenom prostred\u00ed. No a&nbsp;nakoniec sme sa venovali priv\u00e1tnemu cloudu, ktor\u00fd umo\u017e\u0148uje dosta\u0165 slu\u017eby verejn\u00e9ho cloudu do kontrolovan\u00fdch priestorov firmy za cenu zv\u00fd\u0161en\u00fdch n\u00e1kladov za hardv\u00e9r a&nbsp;administr\u00e1torov cloudu.<\/p>\n\n\n\n<p>Cloud v&nbsp;s\u00fa\u010dasnosti je cesta, ako roz\u0161\u00edri\u0165 svoje mo\u017enosti podnikania za udr\u017eania v\u00fddavkov za IT. Ak\u00e9 typy cloudov pozn\u00e1me a&nbsp;ako je zabezpe\u010den\u00e1 bezpe\u010dnos\u0165 cloudov sa dozvieme v&nbsp;\u010fal\u0161\u00edch \u010dl\u00e1nkoch.<\/p>\n\n\n\n<p>Zdroje:<\/p>\n\n\n\n<p>[1] \u2013 Columbo: Columbo je \u017eenat\u00fd a st\u00e1le spom\u00edna svoju \u017eenu, ale t\u00e1 sa v nijakej \u010dasti seri\u00e1lu neobjavila <a href=\"https:\/\/sk.wikipedia.org\/wiki\/Columbo\">Columbo \u2013 Wikip\u00e9dia (wikipedia.org)<\/a><\/p>\n\n\n\n<p>[2] \u2013 NIST: <a href=\"https:\/\/www.nist.gov\/\">National Institute of Standards and Technology | NIST<\/a><\/p>\n\n\n\n<p>[3] \u2013 Defin\u00edcia Cloud Computing: <a href=\"https:\/\/www.nist.gov\/news-events\/news\/2011\/10\/final-version-nist-cloud-computing-definition-published\">Final Version of NIST Cloud Computing Definition Published | NIST<\/a><\/p>\n\n\n\n<p>[4] <a href=\"https:\/\/nvlpubs.nist.gov\/nistpubs\/legacy\/sp\/nistspecialpublication800-145.pdf\">NIST SP 800-145, The NIST Definition of Cloud Computing<\/a><\/p>\n\n\n\n<p>[5] informatik John McCarthy zn\u00e1mej\u0161\u00ed sk\u00f4r ako priekopn\u00edk umelej inteligencie sa \u00fadajne zaoberal predpokladom, \u017ee v\u00fdpo\u010dtov\u00e1 technika sa raz bude poskytova\u0165 ako verejn\u00e1 slu\u017eba<\/p>\n\n\n\n<p>[6]&nbsp; <a href=\"https:\/\/en.wikipedia.org\/wiki\/Amazon_(company)\">Amazon (company) &#8211; Wikipedia<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Asi ka\u017ed\u00fd z&nbsp;n\u00e1s za\u017eil pocit, \u017ee skuto\u010dn\u00e9 pochopenie probl\u00e9mu nastane a\u017e v&nbsp;momente, ke\u010f sa ho s\u00e1m sna\u017e\u00ed niekomu vysvetli\u0165, resp. ke\u010f sa na tak\u00e9 vysvetlenie pripravuje Pozit\u00edvna reakcia, vidite\u013ene porozumenie a&nbsp;\u00fasmev posluch\u00e1\u010da (rozumej nie IT-\u010dk\u00e1ra) v&nbsp;takom pr\u00edpade ur\u010dite pote\u0161\u00ed &#x1f60a; A&nbsp;e\u0161te viac pote\u0161\u00ed, ke\u010f si posluch\u00e1\u010di adoptuj\u00fa pojmy a&nbsp;pr\u00edklady tak, \u017ee ich sami n\u00e1sledne pou\u017e\u00edvaj\u00fa [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[32,136,50,22],"class_list":["post-4670","post","type-post","status-publish","format-standard","hentry","category-itbezp","tag-bezpecnost","tag-cloud","tag-ochrana-osobnych-udajov","tag-sukromie"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":3968,"url":"https:\/\/preventista.sk\/info\/top10-autorov-sutaze-informacna-bezpecnost-ja-a-moja-skola\/","url_meta":{"origin":4670,"position":0},"title":"TOP10 autorov s\u00fa\u0165a\u017ee Informa\u010dn\u00e1 bezpe\u010dnos\u0165, ja a moja \u0161kola\u00a0","author":"Redakcia","date":"16. decembra 2020","format":false,"excerpt":"Simona Talar\u010d\u00edkov\u00e1\u00a0 Evanjelick\u00e9 gymn\u00e1zium Juraja Tranovsk\u00e9ho Liptovsk\u00fd Mikul\u00e1\u0161 U\u017e od za\u010diatku \u0161t\u00fadia na strednej \u0161kole sa mnoh\u00ed \u0161tudenti vr\u00e1tane m\u0148a za\u010dali stret\u00e1va\u0165 s pojmom ,,informa\u010dn\u00e1 bezpe\u010dnos\u0165\u201c. 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V\u00a0\u010dl\u00e1nku o\u00a0rizik\u00e1ch pou\u017e\u00edvania cloud rie\u0161en\u00ed, aplik\u00e1ci\u00ed a slu\u017eieb (vi\u010f Rizik\u00e1 \u2013 s\u00fa\u010das\u0165 Cloud sveta) bolo spomenut\u00e9, \u017ee zmeny v\u00a0cloude sa realizuj\u00fa dod\u00e1vate\u013eom cloud rie\u0161enia s vysokou frekvenciou, av\u0161ak nie v\u0161etky\u2026","rel":"","context":"V &quot;Bezpe\u010dnos\u0165&quot;","block_context":{"text":"Bezpe\u010dnos\u0165","link":"https:\/\/preventista.sk\/info\/category\/itbezp\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/preventista.sk\/info\/wp-content\/uploads\/2022\/01\/Cloud-2.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":4121,"url":"https:\/\/preventista.sk\/info\/top10-autorov-sutaze-informacna-bezpecnost-ja-a-moja-skola-9\/","url_meta":{"origin":4670,"position":3},"title":"TOP10 autorov s\u00fa\u0165a\u017ee Informa\u010dn\u00e1 bezpe\u010dnos\u0165, ja a moja \u0161kola","author":"Redakcia","date":"9. marca 2021","format":false,"excerpt":"Karol\u00edna Pro\u010dkov\u00e1, Z\u0160 s M\u0160 Diviaky nad Nitricou Mobil, po\u010d\u00edta\u010d, telev\u00edzor \u2013 proste veci, ktor\u00e9 minuli n\u00e1\u0161ho predkaa n\u00e1m sa z nich st\u00e1va najpevnej\u0161ia klietka.Bez t\u00fdchto vec\u00ed si dnes nevieme predstavi\u0165, ako \u017ei\u0165.Oni si v\u0161ak aj bez nich dok\u00e1zali poradi\u0165. 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