Na'urori masu ajiya na waje (VIZ): halaye, manufa, iri, rarrabawa.

Duk da wani sirri kwamfuta ko kwamfutar tafi-da-gidanka, haƙĩƙa, sun ji da waje na'urorin don adana bayanai, amma abin da shi ne da kuma abin da ya kama don ganin a gaskiya shi ba zai yiwu ba. Yana da lokaci don kawar da gibba a cikin ilmi da kuma samun matsahi na saba da ban mamaki na'urori da kuma fasahar da za su iya yin rayuwa sauki ga duk wani mai amfani.

A mayar da hankali na wannan labarin, na waje ajiya na'urorin. Mai karatu an gayyace zuwa ga abin da suka kama, su aiki manufa da kuma babban manufar da aikace-aikace na wannan fasahar a rayuwar yau da kullum. Har ila yau, mai amfani zai sami saba da zamani na'urorin, su halaye, iri da kuma rarrabuwa.

Akwai kamata ko da yaushe a muradi

Duk wani dabara da bayyana a kasuwa, dole ne lalle za a ba wasu aikin, ko da sabon abu na bukatar kawai so ba. External ajiya na'urar (TSD) da ake bukata domin adanar bayanai. Haka kuma, bayanai a irin haka ne, yana da babban kundin da kuma dole ne a kiyaye a cikin mutuncin wani dogon lokaci. Haka kuma, bayyana da kuma bukatun da hardware na'urar: ambiance a kan AMINCI da ba tare da wanda shi ba zai bada. Duk da haka, mai karatu ya sani cewa akwai qananan ayyuka a Bugu da kari ga bukatu:

• gudun data rikodi - da hakan shi ne, da mafi alheri ga mai amfani.
• da kudin da rikodi na'urar da kafofin watsa labarai .
• Boye-boye goyan baya - akwai m data;
• Karfinsu - da kyau, lokacin da kafofin watsa za a iya karanta a kan wani daban-daban kwamfuta.

Kamar yadda yi nuna, gano a duniya na'urar da cewa za su iya saduwa da dukan bukatun, ba shi yiwuwa. Saboda haka, masu amfani da sau da yawa koma ga daidaita, yankan shawara wa kansu abin da yake da muhimmanci a gare su. A cikin wani hali, kowane mai amfani ne a cikin kasuwar daidai da abin da shi yana bukatar.

Karshen kuɓutar da nufin

Mutane da yawa masu karatu za su yi sha'awar a cikin rarrabuwa na waje ajiya na'urorin. Yana kawai don haka ya faru da cewa a cikin kwamfuta kasuwar akwai wani m rabuwa da kayayyakin a kan su na asali sharudda:

1. Capacitive. A cikin mahallin da manyan sikelin-sha'anin, wanda yana da babbar database, wato da damar da kafofin watsa labaru ne da fari. Ga muna magana ne game da wani m na goma terabytes, wanda dole ne a kiyaye kullum.
2. Speed. A mafi yawan lokuta, azumi rikodin bukatar kawai don Enterprises da kuma kungiyoyi inda kana so ka adana multimedia content (audio da video). Ya kamata a lura da cewa a irin wannan yanayi babu wani tambaya dogon lokacin da ajiya.
3. Simple. A cikin gida kashi da fari da daraja da kudin da sauƙi na amfani. Yana da na halitta ga talakawan mai amfani ba zai zama superfluous karfinsu da kuma babban gudun rikodi da kuma karanta bayanai.
4. M. Wannan qa'idar da aka fi bayyana a matsayin mai dogon lokaci, saboda manufar AMINCI ga dukan kafofin watsa labarai daban-daban bayanai.

Kuma shi ne shi dole?

Nada waje ajiya na'urorin, kowane abokin ciniki shi ne daban-daban. Manyan kamfanonin bukatar ci gaba da kullum canje-canje a cikin database. Gaskiyar cewa manyan yawa na bayanai kawai ba za a iya sanya a kan tushen da mahara sabobin da mahara kwakwalwa. Kuma zuwa ga sosai takardun na baya lokaci ya kamata a bi ci gaba, misali, zuwa manazarta ko ga rahoton.

Home masu amfani don dace ajiye abun cikin silima, ceton hotuna, bidiyo ko fayilolin kiša. Af, da yawa masu inji mai kwakwalwa da kuma kwamfyutocin Naively yi imani da cewa bayanai da haka tam adana a kan rumbun kwamfutarka. Duk da haka, 'yan mutane san cewa rumbun kwamfutarka ne kullum aiki rayuwa ne sharply rage da kuma zurfin bayanai iya kawai za a rasa. Domin wadannan dalilai, da kuma suna sanye take da kwakwalwa na masu amfani a-store DVD-ROM drive, iya rikodin a kan Tantancewar woje.

duniya kimiyyan gani da hasken wuta

Eh, kafofin watsa labarai a kan Tantancewar fayafai ne mafi sauki misali. Akwai waje ajiya na'urorin, CD-, DVD-, HD- da Blu-Ray-woje. Babban rarrabẽwa ga irin motocin ne high AMINCI data ajiya. Yana da wani talakawan na 70-100 shekaru. Duk da haka, wannan adadi ne kawai m tare da dogara da kariya da jiki woje.

Amma ga ƙarfi, akwai riga bayyananne rabo cikin Categories, inda CD- da kuma DVD-faifai ne da aka ba 700 MB da 4 GB, bi da bi, da kuma kafofin watsa labarai Blu-Ray - 25-50 gigabytes. Tsiro gaba ɗaya daga cikin girma da kuma kudin da rubutu na'urar, tare da yan dako. Kada ka manta game da rikodin rate - tun da na gani na'urar ne amfani da faifai-line Hanyar (Laser-sa'an nan daya), sa'an nan ka rubuta da faifai manyan iya aiki na bukatar lokaci mai yawa.

Yabo IT kwararru

Duk da haka, na gani na waje ajiya na'urar da kwamfuta har yanzu rare daga gida masu amfani, kuma suna a bukatar a kananan harkokin kasuwanci, inda akwai wani daftarin aiki, ko akwai wani kananan database. Ma'aikata bayar da shawarar ba zaɓi ga al'ada DVD-ROM drive. Gaskiyar cewa na'urar ne a tsakiyar zinariya rarrabẽwa na "farashin-quality". Eh, da kuma karfinsu ga masu amfani da za su taba samun matsaloli.

Masu amfani ya kamata kula da yiwuwar overwriting data (ko da yake ba shi da sayan da ya dace kafofin watsa labarai). A cikin wani hali, da mai saye zai sami cancantar waje ajiya na'urar, wanda yana da mafi yawan dole halaye. To kafa a Tantancewar drive kasuwar masu LG, Samsung, da Asus. Amma kafofin watsa labarai ne mafi alhẽri saya iri Verbatim - wannan kamfanin ba shi ne ba na m kayayyakin.

Non-maras tabbas memory

Eh, da saba flash kuma SSD-tafiyarwa kuma za a iya daukarsa DDT, amma a lokacin da ta je gida amfani, ko gajere ajiya na bayanai. Gaskiyar cewa da damar da ba a maras tabbas memory ne na high darajar a cikin rabo na "farashin-girma" da kuma unreliable. Kamar yadda yi nuna, wannan kebul na flash drive iya kai a cikin disrepair a cikin saba rikicewar lantarki sallama, wanda accumulates a cikin jikin mutum. Wannan halayyar zamani waje ajiya na'urorin, shi ne a fili ba a cikin ni'imar wasa da alama sauki ne kuma abin dogara kayan aiki.

Babu bukatar da wani kawayeniya cewa a shekaru masu zuwa halin da ake ciki tare da Nand-memory canji. A kundin za su yi girma a cikin kai tsaye gwargwado ga kudin. Matsalar da a tsaye ba za a iya warware, saboda ba su da wata bukata ga masu amfani da saya sabon na'urorin. Domin matsakaici da kuma manyan kamfanoni, kazalika da masana'antu da kuma kamfanonin da irin wannan bayanai kafofin watsa labarai ne mai wuya ya zama da amfani a matsayin abin dogara wakĩli.

unreliable na'urorin

Masana sun bayar da shawarar duk sababbin cewa an talauci masani a kwamfuta fasaha, an cire daga jerin waje ajiya na'urorin kamar katin ƙwaƙwalwar ajiya da kuma flash drive. Ba mamaki wadannan kayayyakin ko da a cikin windows na shagunan dake a cikin sashen na kaya, da kuma ba tare da dogara da bayanan ajiya da na'urorin.

Matsaloli fifita a kan wadannan tafiyarwa. An fara daga na al'ada gazawar saboda rikicewar ƙarfin lantarki kawo karshen sananne jiki lalacewa ta hanyar faduwa ko lamba tare da danshi a kan lambobi na na'urar. Na'am, wannan dabara ne m, shi ne mai sauki ta yi aiki, kuma yana da manyan girma. Amma ta asali manufa - shi ne mai gajeren lokacin da ajiya na bayanai, wanda wajibi ne a cikin hali na sufuri. A abũbuwan amfãni daga cikin samfurin da kuma kawo karshen.

Yadda za a zabi wani flash drive?

Halaye na waje ajiya na'urorin dogara ne a kan Flash daya kawai - ne data rubuce-rubuce gudun. Kada bukatar abokin ciniki dubi bayyanar ko saukaka, launi, ko kayan aiki, to, shi ne duk game da wani saka kula, wanda zai yi aiki da sauri, ko da kuwa ajiya girma da kuma connectivity dubawa.

Idan muka magana game da memory cards, da zabi a nan shi ne quite sauki - kana bukatar ka mayar da hankali a kan aji na na'urar. Ƙananan shi ne, da hankali da bayanai da aka rubuta a kan wani m. Fi dacewa, mafi alhẽri ba zaɓi ga 10th sa da kuma addu'a bai daya akan matsananci. Idan muka magana game da brands, cewa an tabbatar a kasuwa na kamfanin wuce, Pretec, SanDisk kuma Team.

Amma tare da kebul-tafiyarwa ne yafi rikitarwa. Ga mafi yawan masana'antun mãsu kawaici game da write gudun. Wannan iri ne ba a priori zama dole ba ko da hankali. Duk na'urori tare da mai kyau aiki gudun kai tsaye a kan kunshin nuna rikodi gudun a USB 2.0 yanayin. External ajiya na'urorin Kingston, wuce Pretec, kuma a nan, ba shakka, su ne shugabannin. Rubuta gudun irin wannan na'urorin fili ya wuce 10 megabytes da na biyu. Kuma yana da gaske cancantar adadi.

Ban sha'awa hanyar fita

Ya kamata a lura da cewa zamani waje ajiya na'urorin, SSD tsada woje, tare da babban gudun yi, kuma da mai kyau AMINCI a wasu ji. Gaskiyar cewa ba maras tabbas memory Kwayoyin a ƙarƙashin rinjayar da wani lantarki filin da aka ba overwritten sifili, kamar yadda shi ne yanayin da al'ada flash tafiyarwa.

Na'am, kamar yadda rumbun kwamfutarka SSD-drive bayan da lalacewa ne ba iya aiki. Amma zai juya cikin wata babbar itace, wanda za a iya daukarsa a baya rubuce bayanai. Yana da wannan alama da kuma janyo hankalin abokan hul] a da wani salon da sabuwar fasaha a cikin kwamfuta kasuwar, saboda ajiya AMINCI ne wani fifiko ga mafi.

Shirye-sanya mafita a cikin kwamfuta kasuwar

Basic halaye na waje ajiya na'urorin lõkacin da ta je SSD-tafiyarwa, da ƙaramar kudin da naúrar na adana bayanai. Wancan ne, mai amfani dole ne sanin samfurin a kasuwa, farashin wanda yayi dace a girma. Don gano shi da kyawawan sauki - kana bukatar ka raba kudin a kan SSD-drive size. Saboda haka da mai saye ya san nawa ne 1 gigabyte na bayanai da aka adana a cikin kafofin watsa labarai. A kan talakawan, da kudin 1 GB ya kamata ba fiye 10-15 rubles.

Shi ne ma'ana to zaton cewa na'urar ne m kawai don saya data daga manyan girma (a kan 640 gigabytes). Haka ne, shi ne. Game da takamaiman brands, da zabi ne babban isa. Gaskiyar ita ce, duk masana'antun jihãdi lashe ni'imar da abokin ciniki da kuma samar da kasuwar da gaske cancantar kayayyakin. To kafa brands: wuce, Toshiba, Kingston da Samsung. Mai saye ya kamata kula da data kudi, kowane manufacturer ne daban-daban.

Tsallaka ta cikin shekarun da suka gabata

By nisa mafi abin dogara da kuma tasiri kayan aiki da aka dauke su drive, wanda zai iya rikodin bayanai a high yawa a kan wani musamman tef harsashi. Tun asali halaye na waje ajiya na'urorin - shi ne AMINCI da ambiance a kan, shi ba zai sami fiye da wata guda da makami a duniya, da ciwon irin wannan halaye. A nan, da rikodin kawai auna a terabytes, kuma ba da dama, amma daruruwan. Amma karfinsu, to, a can ba zai zama wani al'amurran da suka shafi - sanin key zuwa rufaffen bayanai, dauke shi tare da tef zai zama da sauki.

A general, domin tef tafiyarwa, akwai mutane da yawa ban sha'awa software wanda zai iya gyara (encode da kuma damfara) data, kyale karshen masu amfani don kara data yawa da kuma ajiya AMINCI. Technology, ko bayan rasuwarsa ta lokaci ba, amma saboda cikakken rashin sauyawa, Developers, masu shirye-shirye da kuma gujiya wanda aikin da aka kai tsaye alaka tef tafiyarwa, shi wajibi ne don ci gaba da inganta naúra da kuma kafofin watsa labarai, haifar da dabara don aiki a matsakaicin iya aiki.

Da zabi ne ko da yaushe

Ya kamata a lura da cewa masu amfani Ba dole ba ne saya a kasuwa da kuma drive kanta. Gaskiyar cewa Rasha kayan aiki-yin factory ya dogon-kafa samar da musamman adaftan katin da suke iya hada wani kaset din bCR da kuma wani sirri kwamfuta. Duk da haka, a wannan yanayin, za ka bukatar adafta da wani cassette.

External kwamfuta ƙwaƙwalwar na'urar kira wani tef drive a kan wata al'ada kwamfuta mai amfani ba sami wani kasuwar. Wannan na musamman kayan aiki da kuma za a iya samun shi ne kawai a sayarwa da suka tsunduma a cikin wadata da uwar garke kayan aiki. To kafa streamers HP da Dell. kasuwar brands fiye da daya goma-shekara da kuma ga gaci amanar tsarin ma'aikata da IT kwararru. Yanzu a kasuwa da kuma Sin da wakilan na Lenovo samfurin. Su samar da mai amfani da mai kyau aiki, amma da bukatar da wani sabon abu ba ne har yanzu ma low.

Technology karni na karshe

Magnetic waje ajiya na'urorin irin matsayin floppy faifai ko tef drive, da daya tsanani drawback, wanda zai iya kai ga asarar muhimmanci bayani a kan kafofin watsa labarai. Gaskiyar ita ce, wani maganadisu iya demagnetize. Wannan ne, wani shigarwa, sanya a cikin wani na musamman electromagnetic filin za a iya sauƙi hallaka. A cikin mahallin da wani cassette tef drive na manyan sha'anin yanke shawarar safarar da kuma adana a cikin ta musamman akwatin, wanda ba ya aika da electromagnetic radiation.

Har ila yau, to OVC, kwararru da yawa suna kokarin kawo floppy da ZIP-diskette. Talk to wadannan kafofin watsa labarai ne takaice. Technologies sun kasance dacewa kawai a mataki na haihuwar da kwamfuta. A nan gaba, wadannan kafofin watsa labarai kawai bar kasuwar na high fasaha, da kuma yanzu kawai ba za a iya daukarsa a dogara data ajiya.

low-cost bayani

A waje ajiya na'urorin (HEVs) ne na al'ada rumbunka tafiyarwa HDD. Mutane da yawa masu amfani yi imani da cewa AMINCI wadannan na'urori ne mafi ƙaranci daga gare sauran kafofin watsa labarai, duk da haka, wannan ra'ayi shi ne kuskure. Gaskiyar cewa wannan irin muhawara masu karatu kawo lokuta alaka da asarar m bayanai da tsanani lalacewar da Windows aiki yanayi. Duk da haka, 'yan mutane san cewa batattu data za a iya sauƙi mayar da taimako na musamman kayan aikin.

A gaskiya ma, a kan rumbunka tafiyarwa muhimmanci da bayanai za a iya adana kusan shekaru goma, muhimmanci lokaci zuwa lokaci, saka idanu da data rewriting kuma a shirin matakin ga mutuncin Magnetic faifai surface. Af, na yau da kullum rumbun kwamfutarka ne a karo na biyu wuri bayan da tef a kan ciniki saya a cikin "farashin-girma" category.

Ba tare da shawarwari da ake ba da sayen

Ganin cewa external ajiya na'urorin ne na al'ada wuya tafiyarwa, mai karatu zai so ya san abin da samfurin zuwa fi so, saboda kasuwa ne sosai daban-daban sentences. Kamar yadda yi nuna, ya mayar da hankali ne mafi alhẽri a kan buffer size, wanda aka sanye take da wani rumbun kwamfutarka. Har ila yau taka muhimmiyar rawa, kuma dogara sanda gudun, duk da haka, cewa wannan adadi ne inseparably da alaka da noiseless - wadannan biyu sigogi ne inversely na gwargwado ga juna.

Game da zabi na manufacturer, shi ne mafi alhẽri ba, baicin brands cewa suna da aka ambata a cikin mai amfani feedback ne tabbatacce: Seagate, Hitachi, Toshiba. Sake, da mai saye ya kamata a shiryar da su, da kuma farashin da gigabyte ta rarraba kudin na rumbun kwamfutarka zuwa ta girma. A kalla, don haka yana yiwuwa a gano da yiwuwa na saya.

NAS-dandali, da kuma hari-iri-iri

Shan wannan dama, ina son a lura cewa a kan tushen da m Magnetic ajiya akwai na musamman iri waje ajiya na'urorin. Muna magana ne game da hada mahara wuya tafiyarwa a wani data tsararru. Musamman ga mai kula hardware da software matakin, shi ne iya samar da fayafai, da samar da wani layi daya ko serial connection. Akwai da dama woje za a iya shirya a matsayin daya manyan drive, ko akwai yiwuwar na kwafi na rubuta bayanai a kan daban-daban ajiya kafofin watsa labarai.

Ga duk abin da ya dogara da bukatun da damar da mai amfani. Domin aminci ajiya iri-iri ne ake halittawa, wanda, kamar madubi, kwafi da muhimmanci bayanai. Amma ga yin amfani da ƙarfi NAS-tsarin, wanda suke iya sarrafa da ya kwarara daga bayanai da sauri kama muhimmanci bayanai zuwa ajiya kafofin watsa labarai.

a ƙarshe

Duk wani mai amfani ya amince da cewa external ajiya na'urorin ne wani ɓangare daga wani sirri kwamfuta ko kwamfutar tafi-da-gidanka. Kamar shi ko a'a, to dogara ajiye bayanai, da mai amfani da bukatar ya yi amfani da DDT, zabar wa kansu da mafi wani zaɓi bisa ga general rarrabuwa.

Sai dai itace cewa yuwuwar saye bukatar a ji tsoro na m terminology, saboda yana boyewa da yawa sanannun na'urorin, da fuskantar da masu karatu a duk faɗin wuri kowace rana.