Using the LIST command in Recovery Manager (RMAN), which two pieces of information from the RMAN repository can be listed?()
A. Stored scripts in the recovery catalog
Backups that can be deleted from disk
C. Backup sets and images copies that are obsolete
D. Backups that do not have the AVAILABLE status in the RMAN repository
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只有办理卡存款业务时不能手工输入卡号。()
A. 正确
B. 错误
一般装炉煤水分降低()炼焦耗热量减少60-100KJ/KG。
A. 1%
B. 2%
C. 3%
在linux操作系统中,超级用户可以修改普通用户的()属性。
A. 登录名
B. 帐户到期日期
C. 所属组
D. 命令解释器
E. 主目录