An Introduction and Overview of Cloud Computing.ppt

mark baker computer org presentedby profmarkbakeracet universityofreadingtel 441183788615e mail mark baker computer orgweb http acet rdg ac uk mab anintroductionandoverviewofcloudcomputing 19thmay 09 bookeditemsthankyou accountnumber addyourthankyouaccountnumberyoucouldearn2073thankyoupointsforthistrip ifyou renotyetamember signupnow it sfast easy andfree hotel ochoriosbacktotopthereservationisconfirmedbyroomsonthebeach yourcreditcardhasbeenchargedinfull ifyourplanschange youmustcancelorchangeyourhotelreservationinadvanceinaccordancewiththeexpediaandhotelcancellationpoliciestoavoidano showcharge pleaserefertothecancellationandchangepolicieslistedbelow expediaitinerarynumber 129972757934hotelconfirmationnumber 0009329950maincontact michelbakkere mail goldrush chello nlhomephone 31 20 6313280travelerandcostsummaryexpediaspecialratereservedfor michelbakkerhotel 2adults2childrenchildages 7 2oceanviewjuniorsuiteincludes continentalbreakfast7 4 7 6 126 00pernighttaxes servicefeesincludedextraguestcharges 30 00pernightamountchargedforhotelreservation 468 00roomoptions additionalrequestswewillforwardyourrequeststotheproperty butwecannotguaranteethatyourrequestswillbehonored 2doublebeds non smokingspecialrequest thisisourhoneymoon hotelsummarysunjul 4 2010 3nights roomsonthebeachmainstreetochoriosochoriosjamaicacheckin sunjul 4 2010checkout wedjul 7 2010reservationquestions 1 800 expediaforotherinformationcontactthehotel tel 1 876 974 6632fax 1 954 925 0334starrating morelodginginfounlessspecifiedotherwise ratesarequotedinusdollars thepriceshownabovedoesnotincludeanyapplicablehotelservicefees chargesforoptionalincidentals suchasminibarsnacksortelephonecalls orregulatorysurcharges thelodgingwillassessthesefees charges andsurchargesuponcheck out yourroomisguaranteedforlatearrival awardpointsandairlinemileagemaynotbeawardedwhenbookinganexpediaspecialratehotel hotelrulesandrestrictionspropertypoliciesweunderstandthatsometimesplansfallthrough wedonotchargeacancelorchangefee however roomsonthebeachhascancellationandchangefeesthatwearerequiredtopasson cancellationorchangepolicycancellationsorchangesmadeafter4 00pm easterndaylighttime us canada on6 27 2010aresubjecttoahotelfeeequalto50 costofstay cancellationsorchangesmadeaftercheck inon7 4 2010aresubjecttoa100 charge cancelingyourstay cancellationscanbemadeonline fromyouritinerary clickthehowtocancelthishotelreservationlinkandfollowtheinstructions changingyourstay tomakechanges pleasecall1 800 expedia 1 800 397 3342 or1 404 728 8787 andspecifythatyoubookedanexpediaspecialratehotel allrefundrequestsmustoccurwithin60daysofhotelcheck out atthesolediscretionofexpediarefundsmaybegivenduetoextenuatingcircumstances ifyouwishtobookmultiplerooms youmustuseadifferentnameforeachroomortheduplicatereservationmaybecancelledbythehotel thishotelrequiresthatyouareatleast18tocheckin baserateisfor2guests seerulesanddetailsonguestchargesandroomcapacitybaserateisfor2guests guestchargesandroomcapacitytotalmaximumnumberofguestsperroom unitis4 maximumnumberofadultsperroom unitis4 maximumnumberofchildrenperroom unitis3 thispropertyconsidersguestsaged13andunder attimeoftravel tobechildren thispropertyconsidersguestsaged1andunder attimeoftravel tobeinfants availabilityofaccommodationinthesamepropertyforextraguestsisnotguaranteed thefeeforextraadultsis 25 00perperson thefeeforextrachildrenis 15 00perchild yourcreditcardischargedthetotalcostaboveattimeofpurchase pricesandroomavailabilityarenotguaranteeduntilfullpaymentisreceived seerulesanddetailsonpricingandpaymentyourcreditcardischargedthetotalcostaboveattimeofpurchase pricesandroomavailabilityarenotguaranteeduntilfullpaymentisreceived pricingandpaymentsomehotelsrequestthatwewaittosubmitguestnamesuntil7dayspriortocheckin insuchacase yourhotelroomisreserved butyournameisnotyetonfilewiththehotel roomsareprovidedbyexpediatravel underanagencyagreementwithexpedia hidehotelrulesshowhotelruleswanttomakechanges howtocancelthishotelreservationhotel portantoniobacktotopthereservationisconfirmedbyjamaicapalacehotel yourcreditcardhasbeenchargedinfull ifyourplanschange youmustcancelorchangeyourhotelreservationinadvanceinaccordancewiththeexpediaandhotelcancellationpoliciestoavoidano showcharge pleaserefertothecancellationandchangepolicieslistedbelow expediaitinerarynumber 129972757934hotelconfirmationnumber c201182482maincontact michelbakkere mail goldrush chello nlhomephone 31 20 6313280travelerandcostsummaryexpediaspecialratereservedfor michelbakkerhotel 2adults2childrenchildages 7 2juniorsuitea7 7 7 8 210 67pernighttaxes servicefees 10 00pernightamountchargedforhotelreservation 441 34roomoptions additionalrequestswewillforwardyourrequeststotheproperty butwecannotguaranteethatyourrequestswillbehonored 2queenbeds non smokingspecialrequest thisisourhoneymoon hotelsummarywedjul 7 2010 2nights jamaicapalacehotelwilliamsfieldportantonio portlandjamaicacheckin wedjul 7 2010checkout frijul 9 2010reservationquestions 1 800 expediaforotherinformationcontactthehotel tel 1 876 9937720fax 1 876 9937759starrating morelodginginfounlessspecifiedotherwise ratesarequotedinusdollars thepriceshownabovedoesnotincludeanyapplicablehotelservicefees chargesforoptionalincidentals suchasminibarsnacksortelephonecalls orregulatorysurcharges thelodgingwillassessthesefees charges andsurchargesuponcheck out yourroomisguaranteedforlatearrival awardpointsandairlinemileagemaynotbeawardedwhenbookinganexpediaspecialratehotel hotelrulesandrestrictionspropertypoliciesweunderstandthatsometimesplansfallthrough wedonotchargeacancelorchangefee however jamaicapalacehotelhascancellationandchangefeesthatwearerequiredtopasson cancellationorchangepolicycancellationsorchangesmadeafter11 59pm easterndaylighttime us canada on6 7 2010aresubjecttoahotelfeeequalto100 costofstay cancelingyourstay cancellationscanbemadeonline fromyouritinerary clickthehowtocancelthishotelreservationlinkandfollowtheinstructions changingyourstay tomakechanges pleasecall1 800 expedia 1 800 397 3342 or1 404 728 8787 andspecifythatyoubookedanexpediaspecialratehotel allrefundrequestsmustoccurwithin60daysofhotelcheck out atthesolediscretionofexpediarefundsmaybegivenduetoextenuatingcircumstances ifyouwishtobookmultiplerooms youmustuseadifferentnameforeachroomortheduplicatereservationmaybecancelledbythehotel thishotelrequiresthatyouareatleast18tocheckin baserateisfor2guests seerulesanddetailsonguestchargesandroomcapacitybaserateisfor2guests guestchargesandroomcapacitytotalmaximumnumberofguestsperroom unitis4 maximumnumberofadultsperroom unitis4 maximumnumberofchildrenperroom unitis3 maximumnumberofinfantsperroom unitis3 thispropertyconsidersguestsaged17andunder attimeoftravel tobechildren thispropertyconsidersguestsaged5andunder attimeoftravel tobeinfants availabilityofaccommodationinthesamepropertyforextraguestsisnotguaranteed yourcreditcardischargedthetotalcostaboveattimeofpurchase pricesandroomavailabilityarenotguaranteeduntilfullpaymentisreceived seerulesanddetailsonpricingandpaymentyourcreditcardischargedthetotalcostaboveattimeofpurchase pricesandroomavailabilityarenotguaranteeduntilfullpaymentisreceived pricingandpaymentsomehotelsrequestthatwewaittosubmitguestnamesuntil7dayspriortocheckin insuchacase yourhotelroomisreserved butyournameisnotyetonfilewiththehotel roomsareprovidedbyexpediatravel underanagencyagreementwithexpedia hidehotelrulesshowhotelruleswanttomakechanges howtocancelthishotelreservationhotel negrilbacktotopthereservationisconfirmedbycountrycountry yourcreditcardhasbeenchargedinfull ifyourplanschange youmustcancelorchangeyourhotelreservationinadvanceinaccordancewiththeexpediaandhotelcancellationpoliciestoavoidano showcharge pleaserefertothecancellationandchangepolicieslistedbelow expediaitinerarynumber 129972757934hotelconfirmationnumber gxs011051ccbc2maincontact michelbakkere mail goldrush chello nlhomephone 31 20 6313280travelerandcostsummaryexpediaspecialratereservedfor michelbakkerhotel 2adults2childrenchildages 7 2premiumcottage7 12 7 14 170 00pernighttaxes servicefees 31 45pernightamountchargedforhotelreservation 604 35roomoptions additionalrequestswewillforwardyourrequeststotheproperty butwecannotguaranteethatyourrequestswillbehonored 2twinbeds non smokinghotelsummarymonjul 12 2010 3nights countrycountrynormanmanleyblvdnegriljamaicacheckin monjul 12 2010checkout thujul 15 2010reservationquestions 1 800 expediaforotherinformationcontactthehotel tel 1 876 957 4273fax 1 876 957 4342starrating morelodginginfospecialcheckininstructions guestsplanningtoarriveafter11pmmustcontactthepropertyatleast48hourspriortoarrivaltoreceivelatecheck ininstructions guestscancontacttheofficeusingthenumberonthereservationconfirmationreceivedafterbookingviathiswebsite unlessspecifiedotherwise ratesarequotedinusdollars thepriceshownabovedoesnotincludeanyapplicablehotelservicefees chargesforoptionalincidentals suchasminibarsnacksortelephonecalls orregulatorysurcharges thelodgingwillassessthesefees charges andsurchargesuponcheck out yourroomisguaranteedforlatearrival awardpointsandairlinemileagemaynotbeawardedwhenbookinganexpediaspecialratehotel hotelrulesandrestrictionspropertypoliciesweunderstandthatsometimesplansfallthrough wedonotchargeacancelorchangefee however countrycountryhascancellationandchangefeesthatwearerequiredtopasson cancellationorchangepolicycancellationsorchangesmadeafter11 59pm easterndaylighttime us canada on6 28 2010aresubjecttoahotelfeeequalto2nightroom tax cancellationsorchangesmadeaftercheck inon7 12 2010aresubjecttoa100 charge cancelingyourstay cancellationscanbemadeonline fromyouritinerary clickthehowtocancelthishotelreservationlinkandfollowtheinstructions changingyourstay tomakechanges pleasecall1 800 expedia 1 800 397 3342 or1 404 728 8787 andspecifythatyoubookedanexpediaspecialratehotel allrefundrequestsmustoccurwithin60daysofhotelcheck out atthesolediscretionofexpediarefundsmaybegivenduetoextenuatingcircumstances ifyouwishtobookmultiplerooms youmustuseadifferentnameforeachroomortheduplicatereservationmaybecancelledbythehotel thishotelrequiresthatyouareatleast18tocheckin baserateisfor2guests seerulesanddetailsonguestchargesandroomcapacitybaserateisfor2guests guestchargesandroomcapacitytotalmaximumnumberofguestsperroom unitis4 maximumnumberofadultsperroom unitis3 maximumnumberofchildrenperroom unitis2 maximumnumberofinfantsperroom unitis2 thispropertyconsidersguestsaged17andunder attimeoftravel tobechildren availabilityofaccommodationinthesamepropertyforextraguestsisnotguaranteed thefeeforextraadultsis 40 00perperson yourcreditcardischargedthetotalcostaboveattimeofpurchase pricesandroomavailabilityarenotguaranteeduntilfullpaymentisreceived seerulesanddetailsonpricingandpaymentyourcreditcardischargedthetotalcostaboveattimeofpurchase pricesandroomavailabilityarenotguaranteeduntilfullpaymentisreceived pricingandpaymentsomehotelsrequestthatwewaittosubmitguestnamesuntil7dayspriortocheckin insuchacase yourhotelroomisreserved butyournameisnotyetonfilewiththehotel roomsareprovidedbyexpediatravel underanagencyagreementwithexpedia hidehotelrulesshowhotelruleswanttomakechanges howtocancelthishotelreservationhotel montegobaybacktotopthereservationisconfirmedbyhiltonrosehallresortandspa yourcreditcardhasbeenchargedinfull ifyourplanschange youmustcancelorchangeyourhotelreservationinadvanceinaccordancewiththeexpediaandhotelcancellationpoliciestoavoidano showcharge pleaserefertothecancellationandchangepolicieslistedbelow expediaitinerarynumber 129972757934hotelconfirmationnumber 3370825177maincontact michelbakkere mail goldrush chello nlhomephone 31 20 6313280travelerandcostsummaryexpediaspecialratereservedfor michelbakkerhotel 2adults2childrenchildages 7 2resortview allinclusiveincludes all inclusive7 15 7 16 209 00pernighttaxes servicefeesincludedextraguestcharges 70 00pernightamountchargedforhotelreservation 558 00 childsurcharge us 70perchild night appliesonlytoall inclusiveoption perchild4 17yearsold collectedbyhoteldetailsroomoptions additionalrequestswewillforwardyourrequeststotheproperty butwecannotguaranteethatyourrequestswillbehonored 2queenbeds non smokingspecialrequest thisisourhoneymoon hotelsummarythujul 15 2010 2nights hiltonrosehallresortandsparosehallmontegobay stjames33126jamaicacheckin thujul 15 2010checkout satjul 17 2010reservationquestions 1 800 expediaforotherinformationcontactthehotel tel 876953 2650fax 876518 0203starrating morelodginginfospecialcheckininstructions forall inclusiveoptions thishotelappliesasurchargeatcheck inpernightperchildforthose4 17yearsoldstayinginthesameroomastheirparents children0 3yearsoldstayandeatfree thoseover18willbeconsideredanadult mandatoryhotel imposedfees thefollowingmandatoryhotel imposedfeesarechargedandcollectedbythehoteleitheratcheck inorcheck out childsurcharge us 70perchild night appliesonlytoall inclusiveoption perchild4 17yearsold theabovelistmaynotbecomprehensive mandatoryhotel imposedfeesmaynotincludetaxandaresubjecttochange unlessspecifiedotherwise ratesarequotedinusdollars thepriceshownabovedoesnotincludeanyapplicablehotelservicefees chargesforoptionalincidentals suchasminibarsnacksortelephonecalls orregulatorysurcharges thelodgingwillassessthesefees charges andsurchargesuponcheck out yourroomisguaranteedforlatearrival awardpointsandairlinemileagemaynotbeawardedwhenbookinganexpediaspecialratehotel hotelrulesandrestrictionspropertypoliciesweunderstandthatsometimesplansfallthrough wedonotchargeacancelorchangefee however hiltonrosehallresortandspahascancellationandchangefeesthatwearerequiredtopasson cancellationorchangepolicycancellationsorchangesmadeafter12 00pm sapacificstandardtime on7 12 2010aresubjecttoahotelfeeequalto1nightroom tax cancellationsorchangesmadeaftercheck inon7 15 2010aresubjecttoa100 charge cancelingyourstay cancellationscanbemadeonline fromyouritinerary clickthehowtocancelthishotelreservationlinkandfollowtheinstructions changingyourstay tomakechanges pleasecall1 800 expedia 1 800 397 3342 or1 404 728 8787 andspecifythatyoubookedanexpediaspecialratehotel allrefundrequestsmustoccurwithin60daysofhotelcheck out atthesolediscretionofexpediarefundsmaybegivenduetoextenuatingcircumstances ifyouwishtobookmultiplerooms youmustuseadifferentnameforeachroomortheduplicatereservationmaybecancelledbythehotel thishotelrequiresthatyouareatleast18tocheckin baserateisfor1guest seerulesanddetailsonguestchargesandroomcapacitybaserateisfor1guest guestchargesandroomcapacitytotalmaximumnumberofguestsperroom unitis4 maximumnumberofadultsperroom unitis4 maximumnumberofchildrenperroom unitis3 maximumnumberofinfantsperroom unitis2 thispropertyconsidersguestsaged17andunder attimeoftravel tobechildren thispropertyconsidersguestsaged2andunder attimeoftravel tobeinfants availabilityofaccommodationinthesamepropertyforextraguestsisnotguaranteed thefeeforextraadultsis 70 00perperson yourcreditcardischargedthetotalcostaboveattimeofpurchase pricesandroomavailabilityarenotguaranteeduntilfullpaymentisreceived seerulesanddetailsonpricingandpaymentyourcreditcardischargedthetotalcostaboveattimeofpurchase pricesandroomavailabilityarenotguaranteeduntilfullpaymentisreceived pricingandpaymentsomehotelsrequestthatwewaittosubmitguestnamesuntil7dayspriortocheckin insuchacase yourhotelroomisreserved butyournameisnotyetonfilewiththehotel roomsareprovidedbyexpediatravel underanagencyagreementwithexpedia hidehotelrulesshowhotelruleswanttomakechanges howtocancelthishotelreservationspecialcheckininstructionshotel countrycountryguestsplanningtoarriveafter11pmmustcontactthepropertyatleast48hourspriortoarrivaltoreceivelatecheck ininstructions guestscancontacttheofficeusingthenumberonthereservationconfirmationreceivedafterbookingviathiswebsite hotel hiltonrosehallresortandspaforall inclusiveoptions thishotelappliesasurchargeatcheck inpernightperchildforthose4 17yearsoldstayinginthesameroomastheirparents children0 3yearsoldstayandeatfree thoseover18willbeconsideredanadult mandatoryhotel imposedfeesthefollowingmandatoryhotel imposedfeesarechargedandcollectedbythehoteleitheratcheck inorcheck out hotel hiltonrosehallresortandspachildsurcharge us 70perchild night appliesonlytoall inclusiveoption perchild4 17yearsold theabovelistmaynotbecomprehensive mandatoryhotel imposedfeesmaynotincludetaxandaresubjecttochange specialrequestswewillforwardyourrequeststothetravelvendor butasthesearesubjecttoavailabilitywecannotguaranteethattheywillbehonored somespecialrequests e g skiracks rollawaybeds mayincuradditionalchargesfromthevendor freeandspecialmealsarenotavailableonmanyflights hotel roomsonthebeachroom oceanviewjuniorsuitenonsmoking smoking non smokingroomtype 2doublebedsotherspecialrequests thisisourhoneymoon hotel jamaicapalacehotelroom juniorsuiteanonsmoking smoking non smokingroomtype 2queenbedsotherspecialrequests thisisourhoneymoon hotel countrycountryroom premiumcottagenonsmoking smoking non smokingroomtype 2twinbedshotel hiltonrosehallresortandsparoom resortview allinclusivenonsmoking smoking non smokingroomtype 2queenbedsotherspecialrequests thisisourhoneymoon whatiscloudcomputing cloudcomputingisageneraltermusedtodescribeanewclassofnetworkbasedcomputingthattakesplaceovertheinternet basicallyasteponfromutilitycomputing inotherwords thisisacollection groupofintegratedandnetworkedhardware softwareandinternetinfrastructure calledaplatform usingtheinternetforcommunicationandtransportprovideshardware softwareandnetworkingservicestoclients theseplatformshidethecomplexityanddetailsoftheunderlyinginfrastructurefromusersandapplicationsbyprovidingverysimplegraphicalinterfaceorapi applicationsprogramminginterface 19thmay 09 mark baker computer org whatiscloudcomputing inaddition theplatformprovidesondemandservices thatarealwayson anywhere anytimeandanyplace payforuseandasneeded elastic scaleupanddownincapacityandfunctionalities thehardwareandsoftwareservicesareavailabletothegeneralpublic enterprises corporationsandbusinessesmarkets 19thmay 09 mark baker computer org cloudsummary cloudcomputingisanumbrellatermusedtorefertointernetbaseddevelopmentandservices an