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录入固定资产原始卡片 刚定资产编号：03200001 固定资产名称：台式电脑 类别编码：032 部门名称：行政部 增加方式：投资者投入 使用状况：在用 可使用年限：4年 开始使用日期：2008年01月02日 ：51000元 累计折旧：10000元 对应折旧科目名称“管理费用一累计折旧(550204)”
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【单选题】以下是对关系数据库结构的描述，请选择错误描述的选项。（ ）
A.
数据存储的主要载体是表，或相关数据组
B.
有一对一、一对多、多对多三种表关系
C.
表关联是通过引用完整性定义的，这是通过主码和外码（主键或外键约束条件实现的）
D.
缺点是不支持SQL语言
【简答题】阅读理解。 Football is a very popular in China. There are eleven players in a team. Many people like it. Li Lei is a middle-school student. He likes football. Tomorrow is Sunday. There's nothing much ...
【简答题】Dear students , Welcome to a new academic year at Greenbank College.The entire college staff joins me in wishing you a very happy , healthy and academica l ly successful year. There area couple of thi...
【单选题】有关表格创建与结构修改,描述错误的有
A.
数据结构修改以后无法保存,是因为没有取消禁止保存选项
B.
Score表无法创建外键是因为score表中的数据在主键表中找不到
C.
删除或关闭了创建表格的SQL语句,对应的表格也将被删除,
D.
英文字符和中文字符使用了nchar或者nvarchar数据类型,都将占用相同字节
【简答题】The sea looks very beautiful when the sun is shining on it.It can be very terrible when there is a strong wind. The sea is very big.It covers three quarters of the earth.The sea is also very deep in s...
【简答题】完形填空 There was a very special teacher who made a far-reaching difference in my life. Fa11,1959,the first day of class at Bethesda Chevy Chase High School was about to begin, 'Who' . I asked a senior, ...
【单选题】--- The woman ______ is reading the book over there is a volunteer? ---Yes. She is very kind. She’d like to ______sick kids in hospital.
A.
which; look after
B.
what; look up
C.
whom; hand out
D.
who; cheer up
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