下述（)不是DBA数据库管理员的职责

数据库管理系统（DBMS）是什么?

SQL属于()数据库语言。

将选修了c2号的学生成绩修改为80分。

数据库管理系统（DBMS）是什么?

10．用（）调节国际收支不平衡，常常与国内经济的发展发生冲突。

10.关于视听语言的修辞方法说法正确的是（）

10.1995年皮克斯工作室制作了第一部三维动画长片（），开创了三维动画制作先河。

10.Peopleusemorethanwordswhenthey____________witheachother.

MRP计算中，已知第2时段毛需求量为20，计划接受量为5，第1时段预计可用库存为4。安全库存设为2，批量规则为10，那么第2时段计划产出量为多少？

Inspring,chickensstartlayingagain,bringingawelcomesourceofproteinatwinter’send.Soit’snosurprisethatculturesaroundtheworldcelebratespringbyhonoringtheegg.Sometraditionsaresimple,liketheredeggsthatgetbakedintoGreekEasterbreads.Otherselevatetheeggintoafancyart,liketheheavilyjewel-covered“eggs”thatwerefavoredbytheRussiansstartinginthe19thcentury.OneancientformofeggartcomestousfromUkraine.Forcenturies,Ukrainianshavebeendrawingcomplicatedpatternsoneggs.Contemporaryartistshavefollowedthistraditiontocreateeggsthatspeaktotheanxietiesofourage:Lifeisprecious,anddelicate.Eggsare,too.“There’ssomethingabouttheirdelicatenaturethatappealstome,”saysNewYorkercartoonistRozChast.Severalyearsago,shebecameinterestedineggsandlearnedthetraditionalUkrainiantechniquetodrawherverymodemcharacters.“I’vebrokeneggsateverystageoftheprocess—fromtheverybeginningtothevery,veryend.”Butthere’sanappealinthatvulnerability.“There’spartofthissickeninghorrorofknowingyou’rewalkingontheedgewiththis,thatIkindoflike,knowingthatitcouldallfallapartatanysecond.”Chast’sdesigns,suchasaworriedmanaloneinatinyrowboat,reflectthatdelicateness.TraditionalUkrainiandecoratedeggsalsospoketothosefears.Theelaboratepatternswerebelievedtoofferprotectionagainstevil.“There’sanancientlegendthataslongastheseeggsaremade,evilwillnotprevailintheworld,”saysJoanBrander,aCanadianegg-painterwhohasbeenpaintingeggsforover60years,havinglearnedtheartfromherUkrainianrelatives.Thetradition,datingbackto300B.C.,waslaterincorporatedintotheChristianchurch.Theoldsymbols,however,stillendure.Adecoratedeggwithabirdonit,giventoayoungmarriedcouple,isawishforchildren.Adecoratedeggthrownintothefieldwouldbeawishforagoodharvest.10.Whatdowelearnfromthepassageaboutegg-painting?

Inspring,chickensstartlayingagain,bringingawelcomesourceofproteinatwinter’send.Soit’snosurprisethatculturesaroundtheworldcelebratespringbyhonoringtheegg.Sometraditionsaresimple,liketheredeggsthatgetbakedintoGreekEasterbreads.Otherselevatetheeggintoafancyart,liketheheavilyjewel-covered“eggs”thatwerefavoredbytheRussiansstartinginthe19thcentury.OneancientformofeggartcomestousfromUkraine.Forcenturies,Ukrainianshavebeendrawingcomplicatedpatternsoneggs.Contemporaryartistshavefollowedthistraditiontocreateeggsthatspeaktotheanxietiesofourage:Lifeisprecious,anddelicate.Eggsare,too.“There’ssomethingabouttheirdelicatenaturethatappealstome,”saysNewYorkercartoonistRozChast.Severalyearsago,shebecameinterestedineggsandlearnedthetraditionalUkrainiantechniquetodrawherverymodemcharacters.“I’vebrokeneggsateverystageoftheprocess—fromtheverybeginningtothevery,veryend.”Butthere’sanappealinthatvulnerability.“There’spartofthissickeninghorrorofknowingyou’rewalkingontheedgewiththis,thatIkindoflike,knowingthatitcouldallfallapartatanysecond.”Chast’sdesigns,suchasaworriedmanaloneinatinyrowboat,reflectthatdelicateness.TraditionalUkrainiandecoratedeggsalsospoketothosefears.Theelaboratepatternswerebelievedtoofferprotectionagainstevil.“There’sanancientlegendthataslongastheseeggsaremade,evilwillnotprevailintheworld,”saysJoanBrander,aCanadianegg-painterwhohasbeenpaintingeggsforover60years,havinglearnedtheartfromherUkrainianrelatives.Thetradition,datingbackto300B.C.,waslaterincorporatedintotheChristianchurch.Theoldsymbols,however,stillendure.Adecoratedeggwithabirdonit,giventoayoungmarriedcouple,isawishforchildren.Adecoratedeggthrownintothefieldwouldbeawishforagoodharvest.10.Whatdowelearnfromthepassageaboutegg-painting?

数据处理的核心问题是()。

10.Imagesaretwo-dimensional[dɪˈmɛnʃənl]signalsrepresentingspatialdistributionofsomephysicalparameters,typicallylightintensity,andmoregenerallyanyformofenergy.

使用ORM框架后，应用程序不再直接访问底层数据库，而是以（）的方式来操作持久化对象。