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【多选题】
在相关范围内，变动成本应当具备的特征有A.
总额的不变性
B.
总额的正比例变动性
C.
单位额的正比例变动性
D.
单位额的正比例不变性
E.
单位额的反比例变动性
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反馈参考答案：
举一反三
【多选题】Acme Booster Corporation has a corporate policy stating that all routing devices will have their configurations backed up to a corporate server on a weekly basis. Their CUE module is a component of th...
A.
ATFTP server must be present and available to the CUE module.
B.
The CUE module must have modify permissions on the backup server directory.
C.
The CUE module must be in an offline mode prior to instituting the backup.
D.
An FTP server must be present and available to the CUE module.
E.
The CUE module must copy the configuration and messages to separate directories on the backup server.
F.
The CUE module must have read and write permissions on the backup server directory.
【简答题】某数据库的表中要添加一个word文档，则该采用的字段类型是 A）OLE对象数据类型 B）超级连接数据类型 C）查阅向导数据类型 D）自动编号数据类型
【单选题】It's good to be in ___________ in summer (夏天). [ ]
A.
black
B.
white
C.
orange
D.
dark blue
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