Yousetthefollowingparametersintheparameterfileandrestartedthedatabase:MEMORY_MAX_TARGET=0MEMORY_TARGET=500MPGA_AGGREGATE_TARGET=90MSGA_TARGET=270MWhichtwostatementsaretrueabouttheseparametersafterthedatabaseinstanceisrestarted()
A.TheMEMORY_MAX_TARGETparameterisautomaticallysetto500mb.
B.Thepga_AGGREGATE_TARGETandsga_TARGETparametersareautomaticallysettozero.
C.ThevalueoftheMEMORY_MAX_TARGETparameterremainszerountilitischangedmanually.
D.Thelowerboundsofpga_AGGREGATE_TARGETandsga_TARGETparametersaresetto90nband270mb,respectively
第1题:
A.10MB/s
B.10MB
C.10Mb/s
D.10Mb
第2题:
第3题:
阅读以下程序,填写运行结果________________. def f(): m=0 m=m+1 print(m,end='') #此处''为空字符串 f() f()
第4题:
第5题:
斗轮机堆料高度为轨上11m,轨下0m。
A对
B错