A.TheswitchprivilegeisgrantedtothePROG_ROLErole.
B.TheusersgrantedtherolePROG_ROLEwillbeabletoswitchtotheDEVELOPERSgroup.
C.Theuserscannotgranttheswitchprivilegetootherusers.
D.TheabovecodewillnotbeexecutedsuccessfullybecausetheGRANT_SWITCH_CONSUMER_GROUPprocedureisaninvalidprocedureinOracle10g.
第1题:
下列布尔变量定义中,正确并且规范的是
A.BOOLEANcanceled=false;
B.booleancanceled=false;
C.booleanCANCELED=false;
D.booleancanceled=FALSE;
第2题:
45、下面哪个函数可以返回逻辑值TRUE。
A.AND(TRUE, TRUE, FALSE)
B.OR(TRUE, TRUE, FALSE)
C.OR(FALSE, FALSE, FALSE)
D.NOT(TRUE)
第3题:
已有数组 a=np.arange(1,7).reshape(2,3), 则a>5的运算结果为:
A.True
B.False
C.array([False,False,True])
D.array([[False,False,False],[False,False,True]])
第4题:
下面哪个函数可以返回逻辑值TRUE()
A.AND(TRUE, TRUE, FALSE)
B.OR(TRUE, TRUE, FALSE)
C.OR(FALSE, FALSE, FALSE)
D.NOT(TRUE)
第5题:
【单选题】以下命令的输出是什么?grepl(“neeraj”,c(“dheeraj”,”Neeraj”,”neeraj”,”is”,”NEERAJ”))
A.["FALSE ","TRUE ","TRUE ","FALSE ",true]
B.["FALSE ","TRUE ","TRUE ","FALSE ",false]
C.["FALSE ","FALSE ","TRUE ","FALSE ",false]
D.None of the above