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【单选题】
关于视图,描述不正确的是A.
定义视图的用户必须对所参照的表或视图有查询（即可执行SELECT语句）权限；
B.
不能包含FROM子句中的子查询；
C.
在定义中引用的表或视图必须存在；
D.
在视图定义中不能使用ORDER BY。
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】关于胸交感干的描述,哪项是错误的?
A.
每侧胸交感干有10~12个胸交感神经节
B.
第1胸神经节常和颈下神经节合并成颈胸神经,又称星状神经节
C.
胸交感神经节之间由节间支相连
D.
由第5或第6~9胸交感神经节发出的节后纤维组成内脏大神经
E.
胸交感干与肋间神经之间有白、灰交通支相连
【单选题】Peter's Audio Shop has a cost of debt of 7%, a cost of equity of 11%, and a cost of preferred stock of 8%. The firm has 104,000 shares of common stock outstanding at a market price of $20 a share. The...
A.
6.14%
B.
6.54%
C.
8.60%
D.
9.14%
【单选题】关于胸交感干,错误的是:
A.
位于肋头前方
B.
位于脊柱胸段两侧
C.
位于奇静脉、半奇静脉和副半奇静脉的后外方
D.
内脏大神经由节后纤维构成
E.
内脏小神经穿膈脚终于主动脉肾节
【单选题】What is the relationship between weighted aggregative index and weighted average index?
A.
Both of them can be applied to either comprehensive or incomplete information
B.
Under the condition of fixed weight, there is a deformation relationship between the two types of indexes
C.
Under certain weight conditions, there is a deformation relationship between the two types of indexes
D.
Under general conditions, there is a deformation relationship between the two types of indexes
【简答题】济州岛有 “ ” 之称,也是韩国人的 “蜜月之岛” ,岛上的 是韩国最高峰。
【单选题】Country Cook's cost of equity is 16.2 percent and its aftertax cost of debt is 5.8 percent. What is the firm's weighted average cost of capital if its debt-equity ratio is .42 and the tax rate is 34 p...
A.
12.54 percent
B.
11.47 percent
C.
13.12 percent
D.
12.28 percent
【单选题】Merlot Co had issued share capital on 1 January 20X9 of 2,000,000 equity $1 shares. On 1 October 20X9, a rights issue was made on a one for four basis which was fully taken up.On 30 September 20X9, ea...
A.
2,341,549 shares
B.
1,935,769 shares
C.
2,125,000 shares
D.
2,431,778 shares
【单选题】关于胸交感干分支的叙述,错误的是
A.
经灰交通支连接12对胸神经,并随其分布于胸腹壁的血管、汗腺、竖毛肌等
B.
从上5对胸神经节发出许多分支,参与胸主动脉丛、食管丛、肺丛及心丛等
C.
由穿过第5或第6~9胸交感干神经节的节前纤维组成内脏大神经
D.
由穿过第10~12胸交感干神经节的节前纤维组成内脏小神经
E.
分布于结肠左曲以下的消化管
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