{"id":11002,"date":"2023-08-25T00:00:00","date_gmt":"2023-08-25T00:00:00","guid":{"rendered":"https:\/\/tech-lib.eu\/tech\/nebezpeci-zkratovani-pocitace-pochopeni-rizik-a-preventivnich-opatreni\/"},"modified":"2023-08-25T00:00:00","modified_gmt":"2023-08-25T00:00:00","slug":"nebezpeci-zkratovani-pocitace-pochopeni-rizik-a-preventivnich-opatreni","status":"publish","type":"post","link":"https:\/\/tech-lib.eu\/tech\/nebezpeci-zkratovani-pocitace-pochopeni-rizik-a-preventivnich-opatreni\/","title":{"rendered":"Nebezpe\u010d\u00ed zkratov\u00e1n\u00ed po\u010d\u00edta\u010de. Pochopen\u00ed rizik a preventivn\u00edch opat\u0159en\u00ed"},"content":{"rendered":"<div class=\"orig\">\n<div class=\"origqestion\">Co nejv\u00edce zpomaluje po\u010d\u00edta\u010d?<\/div>\n<div class=\"origanswer\">Co zpomaluje po\u010d\u00edta\u010d?<\/p>\n<ul>\n<li>M\u00e1lo pam\u011bti RAM. To by mohla b\u00fdt jedna z hlavn\u00edch p\u0159\u00ed\u010din zpomalen\u00ed chodu PC. &#8230; <\/li>\n<li>P\u0159\u00edli\u0161 mnoho proces\u016f na pozad\u00ed Jedn\u00e1 se \u010dasto o bezcenn\u00e9 utility dodan\u00e9 v\u00fdrobcem po\u010d\u00edta\u010de nebo poz\u016fstatky program\u016f, kter\u00e9 ji\u017e d\u00e1vno nepou\u017e\u00edv\u00e1te. &#8230; <\/li>\n<li>Konflikty mezi softwarem a syst\u00e9mov\u00e9 nastaven\u00ed &#8230; <\/li>\n<li>Spyware. &#8230; <\/li>\n<li>\u0160patn\u00e9 ovlada\u010de.<\/li>\n<\/ul>\n<\/div>\n<div class=\"origurl\">\n\t\t\t\t\t<span> Dal\u0161\u00ed informace najdete na<\/span> <a href=\"https:\/\/www.sw.cz\/blog\/co-zpomaluje-pocitac\/\">www.sw.cz<\/a>\n\t\t\t\t<\/div>\n<\/p><\/div>\n<div class=\"articlecontent\">P\u0159edstavte se: Po\u010d\u00edta\u010de mohou b\u00fdt fascinuj\u00edc\u00edm a siln\u00fdm sv\u011btem, ale jsou s nimi spojena ur\u010dit\u00e1 rizika. Mo\u017enost &#8222;bricknut\u00ed&#8220; po\u010d\u00edta\u010de pat\u0159\u00ed mezi nejob\u00e1van\u011bj\u0161\u00ed eventuality pro u\u017eivatele. V tomto \u010dl\u00e1nku se budeme zab\u00fdvat t\u00edm, co znamen\u00e1 &#8222;bricknut\u00ed&#8220; po\u010d\u00edta\u010de, mo\u017en\u00fdmi n\u00e1sledky a odpov\u011b\u010fmi na n\u011bkter\u00e9 \u010dasto kladen\u00e9 ot\u00e1zky, nap\u0159\u00edklad zda se tento probl\u00e9m m\u016f\u017ee t\u00fdkat notebook\u016f a zda je stav\u011bn\u00ed po\u010d\u00edta\u010de podobn\u00e9 hran\u00ed si s Legem. Co znamen\u00e1 &#8222;bricknut\u00fd po\u010d\u00edta\u010d&#8220;? <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Abychom pochopili, co znamen\u00e1 &#8222;bricknout&#8220; po\u010d\u00edta\u010d, mus\u00edme nejprve porozum\u011bt pojmu firmware. Z\u00e1kladn\u00ed deska po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu nebo syst\u00e9m BIOS (Basic Input\/Output System) jsou p\u0159\u00edklady hardwarov\u00fdch komponent, kter\u00e9 obsahuj\u00ed firmware, tedy jak\u00fdsi software, kter\u00fd je zabudov\u00e1n do hardwaru. Bricknut\u00fd po\u010d\u00edta\u010d je takov\u00fd, jeho\u017e firmware je nepou\u017eiteln\u00fd, \u010d\u00edm\u017e se z po\u010d\u00edta\u010de st\u00e1v\u00e1 drah\u00e9 t\u011b\u017e\u00edtko. Jin\u00fdmi slovy, bricknut\u00fd po\u010d\u00edta\u010d je nepou\u017eiteln\u00fd a nelze jej opravit pomoc\u00ed standardn\u00edch technik, jako je aktualizace ovlada\u010d\u016f nebo p\u0159einstalov\u00e1n\u00ed opera\u010dn\u00edho syst\u00e9mu. M\u016f\u017ee C++ zp\u016fsobit p\u00e1d po\u010d\u00edta\u010de? A\u010dkoli je technicky mo\u017en\u00e9 zni\u010dit po\u010d\u00edta\u010d pou\u017eit\u00edm programovac\u00edho jazyka, jako je C++, b\u011b\u017en\u00fd u\u017eivatel se s t\u00edm setk\u00e1 jen s velmi malou pravd\u011bpodobnost\u00ed. K zablokov\u00e1n\u00ed po\u010d\u00edta\u010de je obvykle zapot\u0159eb\u00ed z\u00e1sah do firmwaru nebo flashov\u00e1n\u00ed vlastn\u00edho firmwaru do za\u0159\u00edzen\u00ed. Tyto \u00fakoly jsou obvykle mimo dosah v\u011bt\u0161iny lid\u00ed a \u010dast\u011bji se t\u00fdkaj\u00ed sofistikovan\u00fdch hackersk\u00fdch operac\u00ed nebo z\u00e1sah\u016f do specializovan\u00fdch za\u0159\u00edzen\u00ed. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Lze bricknout notebook? Ano, stejn\u011b jako stoln\u00ed po\u010d\u00edta\u010de se mohou bricknout i notebooky. Vzhledem k tomu, \u017ee se oba po\u010d\u00edta\u010de spol\u00e9haj\u00ed na firmware, kter\u00fd je integrov\u00e1n do jejich fyzick\u00fdch sou\u010d\u00e1st\u00ed, je bricknut\u00ed notebooku obdobou bricknut\u00ed stoln\u00edho po\u010d\u00edta\u010de. Je v\u0161ak t\u0159eba m\u00edt na pam\u011bti, \u017ee notebooky mohou b\u00fdt n\u00e1chyln\u011bj\u0161\u00ed k bricknut\u00ed kv\u016fli sv\u00e9 mal\u00e9 velikosti a omezen\u00e9mu p\u0159\u00edstupu k n\u011bkter\u00fdm sou\u010d\u00e1stem. P\u0159i prov\u00e1d\u011bn\u00ed jak\u00fdchkoli \u00fakol\u016f souvisej\u00edc\u00edch s firmwarem na notebooc\u00edch je t\u0159eba db\u00e1t na to, aby nedo\u0161lo k chyb\u00e1m, kter\u00e9 by mohly m\u00edt za n\u00e1sledek nenapraviteln\u00e9 \u0161kody. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Je stavba po\u010d\u00edta\u010de podobn\u00e1 h\u0159e s kostkami lega? <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Proces sestavov\u00e1n\u00ed po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu je \u010dasto popisov\u00e1n jako obdoba hran\u00ed si s kostkami lega nebo stav\u011bn\u00ed po\u010d\u00edta\u010de. I kdy\u017e sestavov\u00e1n\u00ed po\u010d\u00edta\u010de m\u016f\u017ee b\u00fdt p\u0159\u00edjemn\u00e9 a uspokojuj\u00edc\u00ed, nen\u00ed to tak jednoduch\u00e9 jako spojov\u00e1n\u00ed plastov\u00fdch kostek. P\u0159i sestavov\u00e1n\u00ed po\u010d\u00edta\u010de je d\u016fle\u017eit\u00e1 kompatibilita jednotliv\u00fdch komponent, spr\u00e1vn\u00e9 metody instalace a znalost problematiky elektrick\u00e9 bezpe\u010dnosti. D\u00edky modul\u00e1rn\u00ed konstrukci modern\u00edch po\u010d\u00edta\u010dov\u00fdch komponent je v\u0161ak tento postup pro nov\u00e1\u010dky p\u0159\u00edstupn\u011bj\u0161\u00ed a k dispozici je n\u011bkolik zdroj\u016f, kter\u00e9 u\u017eivatele provedou jednotliv\u00fdmi kroky. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Shrnut\u00ed: <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Po\u010d\u00edta\u010d se m\u016f\u017ee st\u00e1t nefunk\u010dn\u00edm, pokud je bricknut\u00fd, co\u017e je z\u00e1va\u017en\u00fd probl\u00e9m. P\u0159esto\u017ee je n\u00e1hodn\u00e9 zablokov\u00e1n\u00ed po\u010d\u00edta\u010de pro b\u011b\u017en\u00e9ho u\u017eivatele velmi neobvykl\u00e9, je p\u0159i prov\u00e1d\u011bn\u00ed jak\u00fdchkoli slo\u017eit\u00fdch \u00faprav nebo aktualizac\u00ed firmwaru nezbytn\u00e9 postupovat obez\u0159etn\u011b. U\u017eivatel\u00e9 by m\u011bli db\u00e1t zv\u00fd\u0161en\u00e9 opatrnosti p\u0159i z\u00e1saz\u00edch do firmwaru notebook\u016f, proto\u017ee i ty jsou n\u00e1chyln\u00e9 k brickov\u00e1n\u00ed. A\u010dkoli je t\u0159eba pe\u010dliv\u011b db\u00e1t na detaily, sestavov\u00e1n\u00ed po\u010d\u00edta\u010de m\u016f\u017ee b\u00fdt z\u00e1bavn\u00e9. Proto i kdy\u017e sestavov\u00e1n\u00ed po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu nemus\u00ed b\u00fdt zrovna jako stav\u011bn\u00ed z kostek lega, m\u016f\u017ee to b\u00fdt z\u00e1bavn\u00e1 a pou\u010dn\u00e1 zku\u0161enost, pokud se prov\u00e1d\u00ed se spr\u00e1vn\u00fdmi znalostmi a bezpe\u010dnostn\u00edmi postupy.<\/p><\/div>\n<div class=\"questions\">\n<div class=\"questionstitle\">FAQ<\/div>\n<div class=\"question\">\n<div class=\"qtitle\"> Je bezpe\u010dn\u00e9 zabalit po\u010d\u00edta\u010d do bublinkov\u00e9 f\u00f3lie?<\/div>\n<p> P\u0159esto\u017ee bublinkov\u00e1 f\u00f3lie m\u016f\u017ee po\u010d\u00edta\u010di p\u0159i p\u0159eprav\u011b poskytnout ur\u010dit\u00fd stupe\u0148 fyzick\u00e9 ochrany, je d\u016fle\u017eit\u00e9 ji pou\u017e\u00edvat opatrn\u011b. P\u0159i t\u011bsn\u00e9m p\u0159itisknut\u00ed bublinkov\u00e9 f\u00f3lie k po\u010d\u00edta\u010di m\u016f\u017ee ob\u010das vzniknout statick\u00e1 elekt\u0159ina. Tato statick\u00e1 elekt\u0159ina m\u016f\u017ee po\u0161kodit citliv\u00e9 elektrick\u00e9 sou\u010d\u00e1sti. Po sejmut\u00ed bublinkov\u00e9 f\u00f3lie se tato statick\u00e1 energie m\u016f\u017ee vyb\u00edt, co\u017e m\u016f\u017ee po\u010d\u00edta\u010d po\u0161kodit. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> P\u0159i pou\u017eit\u00ed bublinkov\u00e9 f\u00f3lie je d\u016fle\u017eit\u00e9 prov\u00e9st n\u00e1sleduj\u00edc\u00ed kroky k ochran\u011b po\u010d\u00edta\u010de: <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> 1. Zabra\u0148te vzniku p\u0159\u00edli\u0161 velk\u00e9ho mno\u017estv\u00ed statick\u00e9 elekt\u0159iny: Dbejte na to, aby bublinkov\u00e1 f\u00f3lie nebyla p\u0159\u00edli\u0161 pevn\u011b p\u0159itisknuta k po\u010d\u00edta\u010di. Abyste sn\u00ed\u017eili mo\u017enost hromad\u011bn\u00ed statick\u00e9ho n\u00e1boje, ponechte mezi bublinkovou f\u00f3li\u00ed a po\u010d\u00edta\u010dem ur\u010dit\u00fd prostor. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> 2. Pou\u017e\u00edvejte antistatick\u00e9 v\u00fdrobky: Vezm\u011bte v \u00favahu pou\u017eit\u00ed antistatick\u00e9 bublinkov\u00e9 f\u00f3lie nebo antistatick\u00fdch s\u00e1\u010dk\u016f vyroben\u00fdch speci\u00e1ln\u011b pro elektronick\u00e9 p\u0159\u00edstroje. Tyto l\u00e1tky jsou vyrobeny tak, aby sni\u017eovaly statickou elekt\u0159inu a l\u00e9pe chr\u00e1nily choulostiv\u00e9 sou\u010d\u00e1stky. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> 3. Uzemn\u011bte se: Ne\u017e se dotknete po\u010d\u00edta\u010de nebo jej vlo\u017e\u00edte do bublinkov\u00e9 f\u00f3lie, uzemn\u011bte se, abyste vybili nahromad\u011bnou statickou energii. Pou\u017eijte k tomu antistatick\u00fd n\u00e1ramek nebo se dotkn\u011bte uzemn\u011bn\u00e9ho kovov\u00e9ho p\u0159edm\u011btu. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> 4. \u0158\u00e1dn\u011b odstra\u0148te bublinkovou f\u00f3lii: Abyste zabr\u00e1nili neo\u010dek\u00e1van\u00fdm v\u00fdboj\u016fm statick\u00e9 elekt\u0159iny, odstra\u0148ujte bublinkovou f\u00f3lii pomalu a opatrn\u011b. Po odstran\u011bn\u00ed bublinkov\u00e9 f\u00f3lie je dobr\u00e9 se p\u0159ed kontaktem s po\u010d\u00edta\u010dem je\u0161t\u011b jednou uzemnit. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee i kdy\u017e bublinkov\u00e1 f\u00f3lie m\u016f\u017ee poskytnout ur\u010ditou ochranu po\u010d\u00edta\u010de, je nezbytn\u00e9 db\u00e1t zv\u00fd\u0161en\u00e9 opatrnosti, abyste p\u0159ede\u0161li p\u0159\u00edpadn\u00fdm hrozb\u00e1m zp\u016fsoben\u00fdm statickou elekt\u0159inou. Rizika spojen\u00e1 s bublinkovou f\u00f3li\u00ed po\u010d\u00edta\u010de lze sn\u00ed\u017eit p\u0159ijet\u00edm po\u017eadovan\u00fdch bezpe\u010dnostn\u00edch opat\u0159en\u00ed a pou\u017eit\u00edm antistatick\u00fdch materi\u00e1l\u016f. <\/p>\n<\/div>\n<div class=\"question\">\n<div class=\"qtitle\"> Umo\u017e\u0148uje Roblox pou\u017e\u00edvat C++?<\/div>\n<p> Roblox skute\u010dn\u011b povoluje C++. U\u017eivatel\u00e9 mohou vytv\u00e1\u0159et a hr\u00e1t hry na platform\u011b Roblox, kter\u00e1 podporuje n\u011bkolik r\u016fzn\u00fdch programovac\u00edch jazyk\u016f, v\u010detn\u011b jazyk\u016f Lua a C++. Zat\u00edmco jazyk C++ lze pou\u017e\u00edt k vytv\u00e1\u0159en\u00ed komponent n\u00e1ro\u010dn\u00fdch na v\u00fdkon nebo jedine\u010dn\u00fdch hern\u00edch engin\u016f, jazyk Lua je hlavn\u00edm skriptovac\u00edm jazykem pou\u017e\u00edvan\u00fdm p\u0159i v\u00fdvoji her Roblox. Pro zachov\u00e1n\u00ed bezpe\u010dnosti a stability platformy je z\u00e1sadn\u00ed m\u00edt na pam\u011bti, \u017ee pou\u017e\u00edv\u00e1n\u00ed jazyka C++ v Robloxu vy\u017eaduje zna\u010dn\u00e9 program\u00e1torsk\u00e9 dovednosti a dodr\u017eov\u00e1n\u00ed pravidel a omezen\u00ed Robloxu.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Co nejv\u00edce zpomaluje po\u010d\u00edta\u010d? Co zpomaluje po\u010d\u00edta\u010d? M\u00e1lo pam\u011bti RAM. To by mohla b\u00fdt jedna z hlavn\u00edch p\u0159\u00ed\u010din zpomalen\u00ed chodu PC. &#8230; P\u0159\u00edli\u0161 mnoho proces\u016f na pozad\u00ed Jedn\u00e1 se \u010dasto o bezcenn\u00e9 utility dodan\u00e9 v\u00fdrobcem po\u010d\u00edta\u010de nebo poz\u016fstatky program\u016f, kter\u00e9 ji\u017e d\u00e1vno nepou\u017e\u00edv\u00e1te. &#8230; Konflikty mezi softwarem a syst\u00e9mov\u00e9 nastaven\u00ed &#8230; Spyware. &#8230; \u0160patn\u00e9 ovlada\u010de. &#8230; <a title=\"Nebezpe\u010d\u00ed zkratov\u00e1n\u00ed po\u010d\u00edta\u010de. Pochopen\u00ed rizik a preventivn\u00edch opat\u0159en\u00ed\" class=\"read-more\" href=\"https:\/\/tech-lib.eu\/tech\/nebezpeci-zkratovani-pocitace-pochopeni-rizik-a-preventivnich-opatreni\/\" aria-label=\"\u010c\u00edst v\u00edce o Nebezpe\u010d\u00ed zkratov\u00e1n\u00ed po\u010d\u00edta\u010de. Pochopen\u00ed rizik a preventivn\u00edch opat\u0159en\u00ed\">\u010c\u00edst d\u00e1l<\/a><\/p>\n","protected":false},"author":4396,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[325],"tags":[],"class_list":["post-11002","post","type-post","status-publish","format-standard","hentry","category-zabezpeceni-pocitace"],"_links":{"self":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/11002","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/users\/4396"}],"replies":[{"embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/comments?post=11002"}],"version-history":[{"count":0,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/11002\/revisions"}],"wp:attachment":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/media?parent=11002"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/categories?post=11002"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/tags?post=11002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}