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中国电信宽带互联网分为()和()两层结构。

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在波渠天线中,反射器的长度()有源振子。

A. 长于
B. 短于
C. 一样
D. 都可以

人寿保险的被保险人或受益人对保险人请求给付保险金的权利,自其知道保险事故发生之日起()不行使而消灭。

A. 2年
B. 5年
C. 3年
D. 1年

Consider the following command to create a tablespace in your production database (which is using an Automatic Storage Management [ASM] instance to manage the database files): CREATE TABLESPACE user_tbsp DATAFILE ’+dgroup3(user_temp)/user_files/user_tbsp’ SIZE 200M; What would be the result of this command?()

A. It would result in an error because the template cannot be used along with the disk group.
B. It would result in an error because the path cannot be specified while creating a tablespace in a disk group.
C. It would create a tablespace with a data file that has an alias, and its attributes are set by the user-defined template.
D. It would create a tablespace with a data file that does not have an alias, and its attributes are set by the user-defined template.

1940年12月底,罗斯福在一次广播谈话中说:“美国不能用缩进被窝、蒙头大睡能办法回避危险或对危险的害怕”,“必须成为民主国家伟大兵工厂”。随后不久,美国()

A. 通过了新的《中立法》
B. 通过了《租借法》
C. 与英国共同发表《大西洋宪章》
D. 参与签署《联合国家宣言》

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