cloud computing y computo desde la perspectiva academica

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  • 7/23/2019 Cloud Computing y computo desde la perspectiva academica

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    _dsuedk

    Cn igeputnihk igeg cn igkgidegs ds ukn fdrrnehdktn euy thc `doh`g n cn vdrsnthch`n` qud

    pgsdd# dstg pdrehtd n cgs usunrhgs trnonbnr `d ukn enkdrn es `hkehin d hklcuyd

    dspdilhinedktd dk dc eohtg nin`ehig `d enkdrn qud lnihchtn dc niidsg nc entdrhnc g nc

    trnonbg sgord dstd `doh`g n qud dc igkidptg `d idktrnchzn dk sdrvhihgs rdegtgs `d lihc niidsg+

    Cn igktrnpnrtd `d cn vdrsnthch`n` qud pgsdd dc ieputg dk cn kuod ynid dk dc fdifg `d

    kdidshtnr ukn igkdxhk n hktdrkdt pnrn pg`dr fnidr usg `d dstns npchinihgkds g sdrvhihgs+

    Hktrg`uiihk

    Arnihns n cn igeohknihk `d cn fdrrnehdktn igkgih`n igeg hktdrkdt es cn igeputn`grn u

    gtrgs `hspgshthvgs hktdchadktds# dc fgeord fn cgarn`g dvgcuihgknr nk es rph`g `d cg qud

    nktdrhgredktd cg fnin+

    Igk dstg qudrdegs `dihr qud ds euy hepgrtnktd dstnr nitunchzn`gs igk rdspditg nc

    igkgihehdktg# yn qud dk dc euk`g dk dc qud vhvhegs# sh kg tdkdegs igkgihehdktgs sulhihdktds#

    kgs vnegs qud`nk`g ntrs y pg`degs sulrhr `ds`d cn rdprgontgrhn# dk insg `d dstu`hnktd# g cn

    susthtuihk# dk insg `d sdr depcdn`g= hkicusg ukn deprdsn pud`d hr n onkinrrgtn pgr lnctn `d

    igkgihehdktgs+

    Zdrg arnihns cns tdikgcgans `d hklgrenihk# hkicuh`ns dk cns igeputn`grns# cns pdrsgkns cgarnk

    dstnr hklgren`ns igkstnktdedktd y nc egedktg+

    Yh fnocnegs `d cn pgrtnohch`n` qud pud`d pgsddr dc ieputg dk cn kuod y igeg sd

    hepcdedktnk enrn edbgrnr cn d`uinihk nin`ehin# kgs rdldrhegs nc fdifg `d qud ds

    eucthpcntnlgren y dstg n`des `d fnidr ukn npchinihk vdrsthc# lnihchtn cn hktdrniihk dktrd

    dstu`hnktds ed`hnktd `hspgshthvgs evhcds qud `dsddk trnonbnr sgord dc ehseg `giuedktg dk

    cn ehsen pcntnlgren shk hepgrtnr dc Fnr`wnrd qud dstk uthchznk`g# igepnrthr uk dspnihg `d

    trnonbg# dkiudstns# dti+++

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    Ieputg ds`d cn pdrspdithvn nin`ehin

    Cn hklgrenihk es vnchgsn shdeprd thdkd uk igstg+ Dc igstg vn `ds`d cn `hlhiuctn` pnrn

    dkigktrnr dc tden `dsdn`g fnstn dc igstg egkdtnrhg qud thdkd# nukqud sdn `d enkdrn `hahtnc+

    Nlgrtukn`nedktd# dxhstdk hksthtuihgkds igeg Irdnthvd Igeegks qud nyu`nk n cn igeukh`n`igcdithvn qud `n ncaukgs `drdifgs sgord euifn hklgrenihk pnrn pgr fnidr usg `d cn ehsen shk

    tdkdr kdidsh`n` `d pnanr# yn qud cgs nutgrds dstk `d niudr`g igk icusucns qud `dicnrn

    prgphd`n` irdnthvn y igepnrth`n hifn hklgrenihk+ &Irdnthvd Igeegks# ?:>9(

    Cn hklgrenihk qud dxhstd dk cn rd` ds onstnktd nepchn# cg iunc fn lnihchtn`g `d enkdrn

    sgrprdk`dktd cn vh`n `dc fgeord+ Hkicusg dsn hklgrenihk pud`d sdr giupn`n `d lgren

    nin`ehin+

    Zgr dbdepcg# dxhstd uk fdrrnehdktn euy thc# ccnen`n Qhmhpd`hn= shk deonrag# euifn adktd

    irdd qud ds hksdrvhocd d hkigepcdtn# y dstg sd `dod n cn irddkihn `d qud ncag qud sd pud`d

    d`htnr pochin y chordedktd sd ccdan n difnr n pdr`dr# pdrg cthenedktd cn h`dn `d cn hktdchadkihn

    igcdithvn fn h`g irdihdk`g n tnc arn`g qud surah cn h`dn `d igepnrnr cn Qhmhpd`hn igk cn

    dkihicgpd`hn Orhtkhin# `degstrnk`g qud sgk ekhegs cgs drrgrds qud thdkd+ Dc dstu`hg lud

    rdnchzn`g pgr cn rdvhstn ihdktlhin Knturd# `k`d `hid2

    Ygcnedktd fnk sh`g `dtditn`gs gifg drrgrds arnvds# igeg dquvgigs dk

    igkidptgs hepgrtnktds= iuntrg dk in`n dkihicgpd`hn+ Zdrg cgs vdrhlhin`grds

    tneohk fnk fnccn`g kuedrgsgs drrgrds lnituncds# gehshgkds g `dicnrnihgkds

    dkangsns2 >

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    Ynodr dvncunr cn hklgrenihk y sus ludktds+ Igkstruhr# prg`uihr y puochinr eg`dcgs# igktdkh`gs y gtrgs trnonbgs irdnthvgs+ Pdkdr cn fnohch`n` pnrn trnkslgrenrsd dk nutg`h`nitn+ Igcnogrnr y iggpdrnr dk arupgs d trnonbg+

    Pdkdr cn `hspgshihk pnrn cn rdsgcuihk `d prgocdens+ Hktdrnitunr igk gtrgs dk lgren nprgphn`n y thin+

    Icgu` Igeputhka y su vdrsnthch`n`

    Yh fnocnegs `d cn pgrtnohch`n` qud pud`d pgsddr dc ieputg dk cn kuod# kgs rdldrhegs nc fdifg

    `d qud ds eucthpcntnlgren y dstg n`des `d fnidr ukn npchinihk vdrsthc# lnihchtn cn hktdrniihk

    dktrd `hspgshthvgs evhcds qud `dsddk trnonbnr sgord dc ehseg `giuedktg dk cn ehsen

    pcntnlgren shk hepgrtnr dc Fnr`wnrd qud dstk ut hchznk`g+

    Dk sh dc igeputg dk cn kuod igkshstd dk cn igeohknihk `d cgs rdiursgs hklgrethigs `dc

    fnr`wnrd y sgltwnrd pgr ed`hg `d ukn pcntnlgren dk wdo# yn sdn pnrn ncenidknehdktg `d

    `ntgs# d`hihk `d `giuedktgs# rdigr`ntgrhgs shkirgkhzn`gs# trnksldrdkihn `d `giuedktgs#

    sdrvhihgs `d edksnbdrn# inkncds ichethigs# vhsunchznihk `d entdrhnc nin`ehig &igeg dc `d

    kudstrn ukhvdrsh`n` T@CNZ(+ Dti+++

    Dstg sd `dod n qud dc icgu` igeputhka sd idktrnchzn dk cn dldithvh`n` `d cgs rdiursgs

    igepnrth`gs# dstg `doh`g n qud nc sdr uk shstden igepnrth`g dk cn iunc adktd `d tg`g dc

    euk`g dst trnonbnk`g sgord uk sdrvh`gr qud nonstdid `dc sdrvhihg yn sdn n usunrhgs shepcds g

    n igepnns+

    Cn uthch`n` qud sd cd pud`d `nr n uk ieputg dk cn kuod shdk`g qud dk ukn deprdsn ds

    shakhlhinthvg yn qud nc onsnr tu trnonbg dk uk shstden rdktnocd dk dc iunc nc uthchznr uk ehseg

    dspnihg ehkhehzns anstgs `d enktdkhehdktg# vdkthcnihk# sdaurh`n`# sgpgrtd tikhig y dk tus

    prgphgs sdrvh`grds# nitunchznihk `d sgltwnrd qud hkstncns vn fnr`wnrd &N`gvd# Gllhid# Igrdc#

    Nutgin`# Enyn# dti++(# dstg prg`uihdk`g anstgs qud sd pud`dk dvhtnr igktdktg igk uk sdrvhihg

    dk dc qud yn fny pdrsgknc qud sd dkinran `d tdkdrcgs dk pthens igk`hihgkds pnrn su usg+

    Phpgs d Icgu` Igeputhka

    Zuochin2 Igkshstd dk orhk`nr uk thpg `d sdrvhihg `d chord niidsg pochig ed`hnktdsdrvhihgs dxtdrkgs dk wdo# sd pud`d niidsnr n dstns `dpdk`hdk`g sh dc sdrvhihg ds `d

    pnan g arntuhtg+

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    Fhorh`n2 Igkshstd dk cn igeohknihk `d cgs thpgs `d kuod pochin y prhvn`n yn qud dstgssgk hepcdedktn`gs `dpdk`hdk`g `d iunk`g sdn kdidsnrhg puds `dpdk`hdk`g `d dstg

    ds igeg sd vn hepcdedktnk`g n cn pnr cn kuod prhvn`n+

    Zrhvn`n2 Dstgs sdrvhihg dk cn kuod dk cn enygr pnrtd `d cns ginshgkds sd dkiudktrn igeguk sdrvh`gr qud ynid pnrn dc usg `d ukn deprdsn igeg shstden `d hklrndstruiturn dkwdo# ncenidknehdktg `d `ntgs d hkicusg n vdids igeg ukn pcntnlgren pnrn igrrdr

    npchinihgkds# dstd thpg `d kuod tneohk vn idktrnchzn`n n cn prgtdiihk `d hklgrenihk

    yn qud cn deprdsn prgphdtnrhn `dih`d quhk pud`d fnidr usg `d dstn y n qu khvdc+

    \dktnbns `d cn Kuod dk cn d`uinihk

    Ds rph`n2 Lukihgknk pgr s sgcgs+ Kg sd n`quhdrd fnr`wnrd pgr cg iunc ds pdrlditn pnrncn uthchznihk `d sus rdiursgs dk dc snck `d icnsds+

    Ds nitunc2 Yd nitunchzn igkthkunedktd# y cgs ncuekgs igk dc fnr`wnrd n`diun`g pud`dktdkdrcn n su ncinkid+

    Ds dcsthin2 Ds n`nptnocd rph`nedktd n hksthtuihgkds d`uinthvns puds cn kuod dst`hsdn`n sgpgrtnr nuedktgs dk cn inran `d trnonbg+ Dstg hkirdedktn cn nahch`n` `d

    rdspudstn y d ncenidknehdktg d trnonbgs y tnrdns nshakn`ns+

    Ds evhc2 Yd pud`d uthchznr n `hstnkihn# cgs ncuekgs thdkdk niidsg n cn enygrn `d cgsrdiursgs dk iuncquhdr cuanr gk`d sd dkiudktrdk+

    Ds digkehin2 Dc prgvdd`gr glrdid sdrvhihgs n ecthpcds ukhvdrsh`n`ds y dsiudcns# cnsiuncds sd odkdlhihnk `d igepnrthr ukn eg`drkn y igepcdbn hklrndstruiturn# pnank`g

    sgcnedktd pgr cg qud rdncedktd uthchznk+

    Ncaukns `d cns npchinihgkds y sdrvhihgs qud dk igkbuktg igk cn d`uinihk hepcdedktnk Icgu`

    Igeputhka

    Dvdrkgtd2 igkshstd dk shkirgkhznr kgtns `d tdxtg# vh`dg y vgz dk wdo igk `hspgshthvgsevhcds y dquhpgs `d ieputg+

    Yirddkinst2 inpturn cn nithvh`n` `d tu igeputn`grn# ncgbnk`g dstg dk uk sdrvh`gr wdo`ds`d dc iunc pud`ds d`htnr y igepnrthr ed`hnktd `hvdrsgs rdiursgs+

    Aggacd @rhvd2 Lukihgkn igeg uk shstden `d ncenidknehdktg y d`hihk `d `giuedktgs#headkds# prdsdktnihgkds# lgreucnrhgs dk ckdn y dk igcnogrnthvg dk thdepg rdnc+

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    Aggacd Incdk`nr2 Ydrvhihg wdo pnrn n`ehkhstrnihk `d tnrdns y thdepg `d trnonbg # dstdkgthlhin ldifns y dvdktgs qud `dodk sdr rdnchzn`gs g igkicuh`gs `dpdk`hdk`g `d ieg

    ds igklhaurn`g+

    EDAN2 Ydrvhihg enshvg `d ncenidknehdktg y `hstrhouihk `d hklgrenihk dk wdo#igkshstd dk uk sdrvh`gr wdo dk dc iunc pud`ds aunr`ns `giuedktgs# vh`dgs# headkds#

    prgarnens# budags y pdrehthr n usunrhgs cn `dsinran y `hstrhouihk+

    @rgpogx2 Ds uk sdrvhihg `d ncenidknehdktg y `hstrhouihk `d hklgrenihk dk wdo qudn`des `d igktnr igk tg`ns cns inrnitdrsthins `d uk shstden `d ncenidknehdktg dk

    wdo# shkirgkhzn nrifhvgs dk evhcds u dquhpgs+

    Icgu` Zrhkt2 Npchinihk pnrn enk`nr n heprhehr nrifhvgs `ds`d `hspgshthvgs evhcds nheprdsgrns wh%lh+

    Eyafty Pdxt2 Ydrvhihg `d edksnbdrn dk wdo qud pdrehtd n cgs usunrhgs tdkdrigkvdrsnihgkds sgpgrtn`ns dk ukn pcntnlgren dk ckdn# dstn tneohk pdrehtd cn

    rdidpihk y dkvh `d edksnbds dktrd dc dquhpg `d ieputg y cn npchinihk evhc+

    Pypdlgre2 igkshstd dk cn `hvucanihk y pnrthihpnihk dk dkiudstns# lgreucnrhgs yvgtnihgkds gkchkd+

    Eurnc+cy2 Ds ukn vdrshk odtn cn iunc igkshstd dk uk eurnc qud rdprdsdktn uk igrifg dkdc iunc pud`ds nardanr kgtns# headkds# chstns `d igsns pgr fnidr# vh`dgs# dkcnids#prdsdktnihgkds `d sch`dsfnrd# prdvhdws `d `giuedktgs# dti++ pud`dk sdr pochigs g

    prhvn`gs+

    Zhiegkmdy2 Yd onsn dk cn inpturn# d`hihk y `hstrhouihk `d lgtgs dk wdo+ Icgu`Enahi2 Ds ukn npchinihk qud pdrehtd vhkiucnr sdrvhihgs `d ncenidknehdktg dk

    wdo# `d lgren qud sd fnr ukn osqud`n dk uk sgcg cuanr dc iunc `hrdiihgknrn n cn

    cginchznihk d hifg nrifhvg+

    Igkicushk

    Ds `dlhkhthvnedktd hepgrtnktd d hklcuydktd cn hepcdedktnihk `d tdikgcgan dk cn kuod pnrn

    prgegvdr y lnihchtnr dc `dsnrrgccg nin`ehig `d cgs dstu`hnktds yn qud dstns n`des `d norhr cns

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    pudrtns n cn enkhpucnihk `d cns P+H+I+s# lgedktn dc trnonbg dk dquhpg# dc rdspdtg y lgrench`n`

    nc trnonbnr+

    Cn d`uinihk onsn`n dk rdiursgs `dc icgu` igeputhka# kg sd dklgin n qud dc dstu`hnktd

    gotdkan igkgihehdktg `d ukn enkdrn edikhin shkg es ohdk hktuhthvn yn qud nc usnr `hifgsrdiursgs sd n`quhdrdk fnohch`n`ds igepdththvns nutg`h`nitns y `d hkkgvnihk dk su `dsdepdg

    nin`ehig+

    Ohochgarnlhn

    Ahcds# B+ &?::4# @hihdeord >4(+ Hktdrkdt Dkiyicgpnd`hns Ag Fdn` tg Fdn`+ _diupdrn`gNorhc ?8# ?:>9# `d Knturd2fttp2''`x+`gh+gra'>:+>:96'0968::n+

    Cpdz# D+ &?:>9(+ Igeputg dk cn d`uinihk+ _diupdrn`g Enyg >:# ?:>9+ I+I+ &?::8(# Igeputg dk cn kuod+ _diupdrn`g Enyg >:# ?:>9+ _g`raudz+ N+&?:>:(# D`uinihk dk cn kuod# Tkhvdrsh`n` Zd`naahin y Pdikgcahin `d

    Igcgeohn# _diupdrn`g Enyg >0# ?:>9 `d2fttp2''dka+fyorh`%`nys+ige'kg`d'9?9+

    Zgktds# N+ &?::4(+Npchinihgkds `d cns tdikgcgans `d cn hklgrenihk y `d cn igeukhinihkdk cn d`uinihk ihdktlhin+ Ydauk`n pnrtd2 nspditgs edtg`gcahigs+ _dvhstn durdmn sgord

    dksdnkzn y `hvucanihk `d cns ihdkihns# vgc+ ?# k 9# 99:%909+

    @nz%Nktk# A+ &?::?( Tsg `d sgltwnrd d`uinthvg `d inch`n` igeg fdrrnehdktns `dnpgyg pnrn dc nprdk`hznbd+ Bgrkn`ns d`uinthvns2 Cn dsiudcn igeg hkstruedktg `d

    ineohg# HDN# Norhc# Inrnins+fttp2''www+nin`dehn%hktdrnithvn+ige'nrthiucgs+ftec+

    AN__HYGK# A+# MHE# Y+# , QNMDLHDC@# _+ C+ &?:>?(+ Yuiidss Lnitgrs lgr @dpcgyhka Icgu`Igeputhka+ Igeeukhinthgks Gl Pfd NIE# 44&8(#

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    PG@MN_# _+# CHEOG_D# K+# , RN_AN@# O+ &?:>9(+ PG YPT@X PFD IT__DKP YIDKN_HG GL ICGT@IGEZTPHKA HK OTYHKDYY QHPF YZDIHNC _DLD_DKID PG PFD EGOHCD ZFGKD HK@TYP_X+ Hk`hnk

    Ytrdnes _dsdnrif Bgurknc# ?&>?(# >%>:+

    Enqudhrn%Enrk# B+# , Oruqud%Ienrn# Y+ &?:>?(+ Nadktds hepucsgrds `d cn n`gpihk `d Icgu`Igeputhka dk cns deprdsns+ ^uhk eudvd cn kuod7 &Ypnkhsf(+ Tkhvdrshn Oushkdss _dvhdw# &94(#

    49(+ ICGT@ YGCTPHGKY LG_ FHAF ZD_LG_ENKIDIGEZTPHKA2 GVXEG_GK G_ _DNCE7+ Pdfkhimh \bdskhm ' Pdifkhinc Anzdttd# ?:&>(# >11%>6?+

    Znuc# _+# Pncrdbn# E+# Ynfu# N+# , Yhkaf# M+ &?:>?(+ YDIT_HPX HYYTDY HK ICGT@ IGEZTPHKA+Hktdrknthgknc Bgurknc Gk Igeputdr Yihdkid , Dkahkddrhka# 0&>>(# >66?(+ Yurvdy gk Ydiurhty# Ytgrnad# nk` Kdtwgrmhkagl Icgu` Igeputhka+ Hktdrknthgknc Bgurknc Gk Igeputdr Yihdkid , Dkahkddrhka # 0&>>(# >16:%

    >164+

    @dktgk# @+ &?:>?(+ Dkfnkihka Hkstruithgk tfrguaf Igkstruithvhse# Iggpdrnthvd Cdnrkhka# nk`Icgu` Igeputhka+ Pdiftrdk`s2 Chkmhka _dsdnrif , Zrnithid Pg Heprgvd Cdnrkhka # 4+

    `gh2>:+>::1's>>4?6%:>?%:464%>

    Ag`fneangkmnr# \+# Cnmfgtd# N+# , Aurnv# X+ O+ &?:>9(+ Hktdarnc Yystde lgr Nutgenthgk glD`uinthgk Ognr` nk` HP Nssgihnthgk ushka Icgu` nk` Egohchkm+ Hktdrknthgknc Bgurknc GkIgeputdr Yihdkid , Dkahkddrhka# 4&9(# >8:%>84+

    Bgu# E+# , Qnka# B+ &?:>9(+ Gosdrvnthgks gl nifhdvdedkt nk` egthvnthgk hk ushka icgu`igeputhka `rhvdk IN@2 Igepnrhsgk gl igccdad stu`dkts whtf fhaf sifggc nk` vginthgknc fhaf

    sifggc onimarguk`s+ Igeputdrs Hk Fuenk Odfnvhgr# ?8&?(# 9:>