KwamfutocinKayan aiki

RAM - abin da shi ne da kuma yadda yake aiki?

By sayen wani sabon kwamfuta, ko da yaushe kula da halaye, shi ne ya fuska da kuma babban abũbuwan amfãni. Daga cikin da yawa sigogi da ake bukata domin hadu akan rage uku haruffa - RAM. Mẽne ne, kuma me ya sa ka bukatar ka? Mene ne mafi kyau duka adadin da ake bukata domin al'ada aiki na PC? Game da duk wannan daga baya.

Definition da ayyuka

RAM - Random Access Memory ga adanar bayanai a lokacin da kwamfuta. Wannan shi ne, duk a guje tafiyar matakai da ayyuka a kan PC a wannan wuri da aka adana a real-lokaci, inda baya sarrafa ta processor. Za ka iya kuma sami wani biyu sunan wannan na'urar - RAM, cewa English tsaye ga bazuwar damar žwažwalwar ajiya, ko "memory tare da wani sabani m." RAM yana da dama da muhimmanci ayyuka, ba tare da wacce dukkanin tsarin ne kawai zai yiwu ba:

  1. Storage tara lissafin cewa suna sarrafa ta processor.
  2. Storage dokokin da kuma ayyuka da cewa suna baya aiko da CPU ga aiki da kuma sake kunnawa. Data za a iya daukar kwayar cutar ba kawai kai tsaye zuwa processor, amma kuma a cikin cache memory, wanda shi ne da yawa fiye da RAM memory.
  3. Sana'ar rubuce-rubuce da kuma karanta abinda ke ciki na cell

Features na aiki

RAM ne iya adana bayanai ne kawai a lokacin da PC. A saboda wannan dalili ya zama dole don adana duk bayanai, da wanda kake aiki a kan rumbun kwamfutarka. RAM - Abin da yake da shi? A wasu kalmomin, wannan ajiya na'ura, ta hanyar abin da ayyukan dukkan matakai da shirye-shirye. Yana wuce ta RAM kafa tsauri bayanai qarqashinsu. Random-access memory (RAM) - abin da yake da shi da kuma abin da ake nufi da wannan? Wannan fasaha ba ka damar karanta da kuma rubuta zuwa kowane memory wuri a kowace lokaci.

Yadda yake aiki?

Ta yaya RAM? Mene ne shi, ka sani. Da kuma yadda yake aiki? Babu shakka wani memory ƙunshi Kwayoyin, kowane daya daga gare su na da adireshin. Duk da shi duka, suka dauke da wani daidai yawan ragowa daidaita a yawan zuwa 8 (8 ragowa = 1 byte). Wannan ne mafi ƙarancin naúrar na wani bayani. All adiresoshin ne daga cikin irin na binary lambobi (0 kuma 1) kansa, kazalika da bayanai. A Kwayoyin a cikin unguwa, gada a jere adiresoshin. Mutane da yawa daga cikin dokokin suna da za'ayi amfani da "kalma", ƙwaƙwalwar ajiya yankunan, kunsha na 4 ko 8 bytes.

nau'in bambancin

Janar rarrabuwa da rababben na'urar a biyu daban na memory: SRAM (a tsaye) da kuma DRAM (tsauri). A farko an yi amfani da matsayin cache memory na CPU taka rawar da biyu kwamfuta memory. Duk wani qunshi SRAM triggers cewa zai iya zama a jihohin biyu: "a kan" da "kashe". Sun hada da wani hadadden tsari na gina fasaha sarkar, a cikin ra'ayi na wanda dauka da yawa sarari. A farashin da na'urar zai zama muhimmanci mafi girma fiye da DRAM, a cikin abin da babu triggers, saboda abin da RAM an samu wani m amma yana daya transistor, kuma daya capacitor (msl - RAM DDR2). A ganiya adadin da aiki lokacin da oda na 4 GB, idan kwamfuta dandali ne aka yi nufi ga wasanni, sa'an nan da shawarar a kara wannan lambar ta 2 sau. Yau mun gane RAM - abin da shi ne da kuma yadda yake aiki. Yanzu karatu ne na asali manufa na aiki da wannan na'urar.

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