Employers pay high salaries to IT managers because ______.(A) they work hard(B) they are excellent leaders(C) they help improve the companies’ products(D) they are key factors to their success
Employers pay high salaries to IT managers because ______.
(A) they work hard
(B) they are excellent leaders
(C) they help improve the companies’ products
(D) they are key factors to their success
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----Hard-a-port! ----Hard-a-port! __________!A.Hard-a-portB.Wheel hard-a-portC.Wheel on hard-a-portD.Yes
Youhaveexecutedthiscommandtochangethesizeofthedatabasebuffercache：SQL>ALTERSYSTEMSETDB_CACHE_SIZE=2516582；Systemaltered.Toverifythechangeinsize，youexecutedthiscommand：SQL>SHOWPARAMETERDB_CACHE_SIZENAMETYPEVALUE------------------------------------------------db_cache_sizebiginteger4194304Whyisthevaluesetto4194304andnotto2516582（）A.Because4194304isthegranulesizeB.Because4194304isthestandardblocksizeC.Because4194304isthelargestnonstandardblocksizedefinedinthedatabaseD.Because4194304isthetotalsizeofdataalreadyavailableinthedatabasebuffercache
Youhaveexecutedthiscommandtochangethesizeofthedatabasebuffercache：SQLALTERSYSTEMSETDB_CACHE_SIZE=2516582；Systemaltered.Toverifythechangeinsize，youexecutedthiscommand：SQLSHOWPARAMETERDB_CACHE_SIZENAMETYPEVALUE------------------------------------------------db_cache_sizebiginteger4194304（4M）Whyisthevaluesetto4194304andnotto2516582（）A.because4194304isthegranulesizeB.because4194304isthestandardblocksizeC.because4194304isthelargestnonstandardblocksizedefinedinthedatabaseD.because4194304isthetotalsizeofdataalreadyavailableinthedatabasebuffercache
Becauseofthe_____emphasisplacedonclassroomwork,theinstructorwillreportyourabsencestotheadviser.(A)large(B)strong(C)hard(D)high
emphasis placed 选择 Becauseofthe_____onclassroomwork,theinstructorwillreportyourabsencestotheadviser.(A)large(B)strong(C)hard(D)high
【判断题】英音里字母r在元音后时念为卷舌音, 如shared, hard, work。A．Y.是B．N.否