Ịhọrọ ike draịva maka kọmputa gị

N'agbanyeghị bukwanu ọganihu na ubi nke siri ike-ala ebe nchekwa ibe, classic ike draịva maka kọmputa gị (HDD, ike disk draịva) bụ ka incredibly-ewu ewu. Nke a na ụdị nke ngwa awa site niile kọmputa ụlọ ọrụ. Mgbe a na ogbo, oké okwu banyere nso odida nke nkà na ụzụ nke magnetik disks ga di akaghi.

onye ọ bụla nwere

N'oge ugbu a ọ na-adịghị mejupụtara a ike ịzụta a ike mbanye maka kọmputa gị. The price nke a akụrụngwa àmà site $ 40 kwa nlereanya 250 GB 600 $ 6 TB mpụga egbu. Anyị duru indicative data, otú ahụ n'ezie ọnọdụ nwere ike dị iche iche na one direction ma ọ bụ ọzọ. Nkerisi price nke olu, ọ dị mfe iji gbakọọ na-eri kwa gigabyte nke disk ohere. N'ihi ya, ya na ala ókè bụ naanị $ 0,16. N'ihi dị otú ahụ a ala price maka kọmputa ike draịva ka na-na ina, n'agbanyeghị na nke a maka azụmahịa siri ike-tech SSD-draịva. Nke ikpeazụ akakabarede uru na-enyere gigabytes nke $ 1.25, nke bụ ọtụtụ ugboro ukwuu karịa nke omenala ike draịva. Ya mere, ọtụtụ ndị ọrụ na usoro unit arụnyere ike draịva maka kọmputa gị, site na iji ụkpụrụ nke magnetik ndekọ. Next anyị dee isi e ji mara, nke kwesịrị ntị ka asịwo nke ndị dị otú ahụ draịva.

Olee otú ihe ahụ ike diski maka kọmputa

Ndị a na ngwaọrụ na-e n'ihi na ogologo oge nchekwa nke e dere ozi. N'adịghị ka CD, technology emejuputa atumatu ike draịva, na-enye ohere iri puku kwuru iri puku nke dee / agụ cycles. N'elu dielectric diski ewekarị n'ime a oyi akwa nke magnetik mkpuchi. Mgbe spindle moto na-agba gburugburu site ikuku eruba lifts rocker ogwe aka n'elu disk na isi ngọngọ. Site njikwa iwu isi n'ọnọdu ahụ chọrọ mgbe na magnetization òkè. Mgbe e mesịrị, ndị ahụ e dere ozi nwere ike na-atụle, ọ ghọọ a usoro nke efù na ndị, nke ahụ bụ. E. A digital koodu. Atụmatụ a na-mfe maka nghọta.

Olu nke kọmputa ike disk

Otu n'ime ndị isi e ji mara nke draịva - ọ bụ ha olu. Mgbe ọtụtụ nke nkeji Ọ tụrụ na gigabytes, ma ama na e nwere ihe ngwọta, ebe na-emepụta kwaga terabytes. The olu na-egosi otú ihe data nwere ike e dere na draịvụ ike. Dị ka a na-achị, na elu ya bụ, mma. I kwesịrị ịma na ọ bụghị ihe niile motherboards akwado terabyte ike draịva.

adiana

HDD arụmọrụ n'ụzọ dị ukwuu na-adabere na ọsọ na nke na moto-agbagharị aro na nke wheel-ofu. Common ụkpụrụ ndị 5400, 7200 na 10 000 revolutions kwa nkeji. Emekarị, mbanye na-arụ ọrụ na a akpan akpan ọsọ, ọ bụ ezie na ụfọdụ ụdị (ike WD) nwere ike Switched n'etiti isi ụkpụrụ. The elu na-agba, na kpu ndị data ndekọ ma na-agụ. N'otu oge ahụ a obere ọnụ ọgụgụ nke ibe-enye ohere ngwaọrụ rụọ ọrụ ọzọ na-eji nwayọọ, rụọ ọrụ nke ọma ma na-erughị kpo oku.

interface

Iji jikọọ na motherboard eji a pụrụ iche cable, mgbe ụfọdụ, kwuru na dị ka interface. E nwere ọtụtụ ụdị nke ọkọlọtọ ogbugba ndu nke ijikọ. The kasị n'ọtụtụ ebe na ide na SATA (na revisions 1, 2, 3). Ide ojiji a loop esịnede 40 ma ọ bụ 80 na-eduzi now ọhụrụ uka ngwaọrụ a interface-adịghị mere. N'etiti ndị kasị technologically SATA atọ version (na esịtidem data banyere 6 Gb / s). Versions na-dakọtara, ya bụ, SATA-1, ike mbanye nwere ike na-arụ ọrụ na SATA-3 kaadị, na Anglịkan (albeit na mgbochi).

cache

The nkọwapụta na-mgbe kpọmkwem ego nke dị echekwa ebe nchekwa nke siri ike mbanye. Ọ dịgasị si 8 na 64 megabytes. The elu a bara uru, nke ukwuu likelihood na rịọrọ data si disk njikwa ga-hụrụ na cache, ha ga-ebelata ọnụ ọgụgụ nke ndị isi mmegharị na na-abawanye ikpeazụ arụmọrụ.