Kwamfutocin, Software
Bayyana fayil ajiya tsarin a kan faifai. Fayil System Organization
Idan kana neman bayani a kan "The title a kan faifai fayil ajiya tsarin", to, kai ne a kan dama waƙa! Duk wani data cewa shi ne a kan kwamfutarka su zama don daga baya amfani. Amma yadda za a yi irin wannan inji? Wuya ko ba?
Mene ne fayil ajiya tsarin
ladabi
- Aikinsa shi ne cheap, idan ba free (Shareware).
- The software module na yarjejeniya zai iya aiki tare da duk rare Tsarukan aiki. A wasu shi ne shigar da tsoho, a cikin wasu - da shi za a iya sauke zuwa kwamfutarka don ƙara zuwa ga jerin ladabi.
- Operation ne yiwu nan da nan bayan kammala na hawa tsari.
- Saboda yarjejeniya yana amfani da wani Internet adireshin, shi iya aika da data a kowane wuri na duniya, inda a can ne ɗaukar hoto.
Ya ya ba kawai amfani, amma kuma drawbacks. A general, shi yana daya kawai drawback: da nauyin da Internet adireshin da rashin yiwuwar cikakken aiki ba tare da shi.
-daban na tsarin
- Das. A karkashin ta fahimci woje cewa an kai tsaye alaka zuwa kwamfuta tsarin. Duk da cewa an kai tsaye alaka to your PC, amfani da wannan tsarin.
- NAS. Wannan tsarin shi ne saba wa magoya na gida cibiyoyin sadarwa. Yana bayar da damar yin ciki fayiloli da takardun ne kawai da na'urorin cewa an gano a matsayin "nasa."
- SAN. Daga cikin ra'ayi na mai amfani iya bayyana tsarin a matsayin gida drive, to wanda dangane da aka sanya daga cibiyar sadarwa ta amfani da yarjejeniya don m samun fayiloli.
- CAS. Wannan ajiya gine a wadda muhimmiyar rawa aka buga da siffar da adana bayanai. Ya aka hashed da kuma amfani don bincika bayanai a gyara tsarin, ko mutum na'urorin. A gaskiya, wannan gine za a iya kwatanta ta da musamman tushe a cikin abin da lissafta zanta - wani kayan aiki da sauri bincika abinda ke ciki. Wannan tsarin shi ne sauƙin amenable ga decentralization, wanda da yawa qara karko da kuma aminci. Amma rashin hada da wani karamin kudi na dauki cewa ba da damar manyan sikelin amfani da shi. Yanzu wannan gine da aka yi amfani da matsayin mangaza domin ajiye bayanai, ko kuma wadanda cewa bukatar zama zaunanniya.
Technology amfani da su kantin sayar da data
- Ajiyayyen. Yana wakiltar anticipatory halittar kofe na bayanai da za a iya cire da kuma wanda za a iya bukatar a sake. An muhimmiyar rawa aka buga da girman fayil. Tare da cikakken redundancy rinjayar da duka tsarin da kuma files. Tare da kari kwafin an riƙe kawai ɓangare na shi. Search Selection da aka yi da masu cewa sun canja tun lokacin da nassi na karshe madadin. Yawancin lokaci adana bayanan ne drive C ko musamman halitta wannan dalili ajiya.
- Kwafi. Shi ne synchronous da asynchronous. By farko fahimtar jeri na bayanai, abin da suke a daban-daban ajiya tsarin (ko da yake zai iya zama da amfani da biyu tafiyarwa a cikin wannan tsarin). A wannan yanayin, da rikodin bayanai ne da za'ayi a lokaci guda. Asynchronous kwafi ne data rikodin cewa yana da za'ayi ba a daya kuma lokaci guda, da kuma lokacin da ya dace. Wannan dabarar yale mu mu shawo kan gudun bambanci, amma data zai taba zama gaba daya m. Ko da yake za su yi jihãdi ga wannan. A wani yunkurin hada shi da aka halitta Semi-synchronous kwafi fasaha. Its ainihi ta'allaka ne da cewa rikodin fara zuwa a za'ayi lokaci guda, amma amfani da tashoshi a cike iya aiki. Idan wani wuri a cikin tsari ƙare, kuma shi ya ci gaba da kammala. A data aka rabu da wani m.
- Deduplication. A musamman Hanyar cewa matsawa data tsararru gusar Kwafin kofe na duk Kwafin fayiloli. Musamman muhimmanci Hanyar lokacin da fayil kwafin size da kuma yawan sosai high. Amfani da su inganta yin amfani da sararin samaniya.
Amma yana da ba da cikakken amsar matsalar, "don Allah bayyana fayiloli a kan faifai ajiya tsarin." Ga cikakken fitina kamata la'akari da mafi memory.
karanta kawai memory
bazuwar damar ƙwaƙwalwar
Akwai aiki ko maras tabbas memory. Its peculiarity shi ne cewa wajibi ne a tabbatar da ci gaba da wutar lantarki. A lokaci guda tana wakiltar girman da kwamfuta iya magance wani yawan ayyuka, da kuma, a gaskiya, shi rinjayar iyãwarsa. Shi ne ke da alhakin tafiyarwa, manyan fayiloli, fayiloli da kuma takardun da suke da yanzu aiki da kuma guje. Ya kamata a lura cewa software ba tare da kara memory don inganta kwamfuta hardware a mafi yawan lokuta shi ne fraught da take hakki na wasan kwaikwayon da dukan tsarin (ba kawai ajiya).
Kache na memory
Har ila yau, shi ya kira m samun damar žwažwalwar ajiya. Ya ƙunshi bayani cewa shi ne mafi kusantar su kira. A peculiarity shi ne cewa akai, da kuma cache dauke da wannan bayanai. Amma saboda gaskiyar cewa wani biyu sauri, a farko da za'ayi a search a kan shi. Idan babu wasa da aka samu, da kwamfuta za ta yi dubi cikin m ƙwaƙwalwar. Lokacin da wani wasa da aka samu a cikin cache na canje-canje za a yi a nan farko. Kuma a sa'an nan, idan zai yiwu, a cikin wadanda ba maras tabbas memory. A na kowa drawback na samo shi ne ta gwada da kananan size. Adanar fayiloli a kwamfuta woje yana da iyaka ga hardware bangaren ga duk irin memory. Saboda haka idan kana so ka canja girman da za a shigar da wani abu mafi alhẽri, kuma a lokaci guda jituwa tare da sauran tsarin.
ƙarshe
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