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【单选题】
把查询Student表和修改学生学号的权限授给用户U4, 并允许他再将此权限授予其他用户,语句正确的为( )
A.
GRANT UPDATE(Sno), SELECT ON table Student TO U4 WITH GRANT OPTION;
B.
GRANT UPDATE(Sno), SELECT ON Student TO U4 WITH GRANT OPTION;
C.
GRANT UPDATE(Sno), SELECT ON Student TO U4
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参考答案：
举一反三
【单选题】--- Sam, do you know when Alice ______to my party ? ---I think she will come when she ______free .
A.
comes; is
B.
comes ; will be
C.
will come ; is
D.
will come ; will be
查看完整题目与答案
【单选题】在线路上进行作业,分组打道钉时,前后距离应不小于( )根木枕。
A.
6
B.
5
C.
4
D.
3
查看完整题目与答案
【单选题】今天的课是什么?
A.
第一次正式网课
B.
网络测试课
查看完整题目与答案
【单选题】根据期望理论,在()情况下,对于员工的激励效果最佳()。
A.
期望值高,效价低
B.
期望值高,效价高
C.
期望值低,效价高
D.
期望值低,效价低
查看完整题目与答案
【单选题】—Sam, do you know if Alice ______ to my party next day? —I think she will come if she ______ free. [     ]
A.
comes; is
B.
comes; will be
C.
will come; is
D.
will come; will be
查看完整题目与答案
【判断题】Delegates agreed to support the war in the First Congress.
A.
正确
B.
错误
查看完整题目与答案
【简答题】Officials from around the world have agreed to support a 1. increase in hydrogen technology. Japan announced Wednesday that energy ministers or delegates from 30 countries are supporting a plan to dev...
查看完整题目与答案
【判断题】压力容器的整体热处理是利用加热元件对焊缝两侧范围内的金属进行热处理的方法。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Sam: Oh, I am feeling dizzy now. You know I have just enjoyed much beer. Tracy: Really? Dont you know it is a very important party?______.
A.
Behave yourself
B.
Mind how you go
C.
Mind your own business
D.
Watch your back
查看完整题目与答案
【判断题】通过储存可以调节商品的时间需求，因而加剧了商品的价格波动。
A.
正确
B.
错误
查看完整题目与答案
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【单选题】--- Sam, do you know when Alice ______to my party ? ---I think she will come when she ______free .
A.
comes; is
B.
comes ; will be
C.
will come ; is
D.
will come ; will be
查看完整题目与答案
【单选题】在线路上进行作业,分组打道钉时,前后距离应不小于( )根木枕。
A.
6
B.
5
C.
4
D.
3
查看完整题目与答案
【单选题】今天的课是什么?
A.
第一次正式网课
B.
网络测试课
查看完整题目与答案
【单选题】根据期望理论,在()情况下,对于员工的激励效果最佳()。
A.
期望值高,效价低
B.
期望值高,效价高
C.
期望值低,效价高
D.
期望值低,效价低
查看完整题目与答案
【单选题】—Sam, do you know if Alice ______ to my party next day? —I think she will come if she ______ free. [     ]
A.
comes; is
B.
comes; will be
C.
will come; is
D.
will come; will be
查看完整题目与答案
【判断题】Delegates agreed to support the war in the First Congress.
A.
正确
B.
错误
查看完整题目与答案
【简答题】Officials from around the world have agreed to support a 1. increase in hydrogen technology. Japan announced Wednesday that energy ministers or delegates from 30 countries are supporting a plan to dev...
查看完整题目与答案
【判断题】压力容器的整体热处理是利用加热元件对焊缝两侧范围内的金属进行热处理的方法。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Sam: Oh, I am feeling dizzy now. You know I have just enjoyed much beer. Tracy: Really? Dont you know it is a very important party?______.
A.
Behave yourself
B.
Mind how you go
C.
Mind your own business
D.
Watch your back
查看完整题目与答案
【判断题】通过储存可以调节商品的时间需求，因而加剧了商品的价格波动。
A.
正确
B.
错误
查看完整题目与答案
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