更多"[单选题] When we found an old man ____"的相关试题:
[单选题]
The old man often feels _____ because his children live far away.
A. crazy
B. lonely
C. hungry
D. sleepy
[单选题] ______when they found out that their tickets had been lost.( )
A. Hardly had the game begun
B. Scarcely the game had begun
C. The game hardly begun
D. No sooner had the game begun
[判断题]5GRAN1.0版本,Option3X组网5G基站侧带宽流量主要包括S1用户面流量,X2流量,OM流量和时钟流量等
A.正确
B.错误
[单选题]SQL语言中,用GRANT/REVOKE语句实现数据库的( )
A.并发控制
B.完整性控制
C.一致性控制
D.安全性控制
[判断题]某局点上5GRAN1.0AAU采用的覆盖场景为垂直扫描范围25度,工程师小张为了避免越区覆盖,在保持25度扫描范围的情况下,调整了波束数字下倾,达到避免越区覆盖的目的
A.正确
B.错误
[单选题]把对关系SC的属性GRADE的修改权授予用户ZHAO的SQL语句是()
A.GRANT GRADE ON SC TO ZHAO
B.GRANT UPDATE ON SC TO ZHAO
C.GRANT UPDATE (GRADE) ON SC TO ZHAO
D.GRANT UPDATE ON SC (GRADE) TO ZHAO
[单选题]在SYSTEM REPORT/TEST 中,GRAOUND SCANNING 指的是
A.触发系统BITE工作在地面状态,进行自测试
B.在地面,强迫系统BITE工作在空中状态,探测内部和外部故障
C.在飞行中,通过系统BITE来探测与之交联的系统的故障
D.在飞行中,强迫系统BITE工作在地面状态