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【判断题】
SQL 按其功能可以分为四大部分:数据定义功能、数据查询功能、数据操纵功能和数据控制功能。
A.
正确
B.
错误
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举一反三
【简答题】Herzberg's Theory of Job Satisfaction Frederick Irving Herzberg (1923-200o)was a management professor at the University of Utah known internationally for his work on helping companies understand how t...
【简答题】Herzberg's Theory of Job Satisfaction Frederick Irving Herzberg(1923-2000) was a management professor at the University of Utah known internationally for his work on helping companies understand how t...
【单选题】Most companies need to understand more about how customers behave.
A.
True
B.
False
【判断题】钢筋网的主受力钢筋应设置在弯拉应力最小的位置。
A.
正确
B.
错误
【单选题】When international companies understand other cultures, they__________ .
A.
probably lose less money
B.
may have problems in the future
C.
don’t advertise internationally
【判断题】具有法定监护资格的人在就谁担任监护人发生争议时,必须先由被监护人住所的的居民委员会、村民委员会或者民政部门指定监护人,有关当事人对指定不服的,才可以向人民法院申请指定监护人。
A.
正确
B.
错误
【单选题】钢筋网的主受力钢筋应设置在弯拉应力()的位置。
A.
最大
B.
最小
C.
中间
【简答题】The question is that whether American and European companies understand the Russian business environment. 改正画线部分的错误。没有画线的部分不用写。
【简答题】Customer relationship management (CRM) is a multifaceted process,mediated by a set of information technologies,that focuses on creating two-way exchanges with customers so that firms have an intimate ...
【单选题】对索引的相关描述下列哪个说法是正确的 【 】 A 、 B 、 C 、 D 、
A.
经常被查询的列不适合建索引
B.
小型表适合建索引
C.
有很多重复值的列适合建索引
D.
外键或主键的列不适合建索引
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