The system administrator has requested that all setuid/setgid bits be removed from executables in application filesystem. Which command will achieve this?() chmod -R o-s /application。 chmod -R ug-s /application。 chmod -R -s -o /application。 chmod -R -s -ug /applicatio。
Examine the following command used to perform incremental level 0 backup: RMAN> BACKUP INCREMENTAL LEVEL 0 DATABASE; To enable the block change tracking, after the incremental level 0 backup you issued the following command: SQL> ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE ’/mydir/ rman_change_track.f’;To perform incremental level 1 cumulative backup, you issued the following command: RMAN> BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which two statements are true in the above situation?() The block change tracking data will be used only from the next incremental 0 backup.。 The incremental backup will use change tracking data for accomplishing the backup.。 The incremental backup will not use change tracking data for accomplishing the backup.。 The block track file will scan all the blocks and create bitmap for all the blocks backed up in the level 0 backup.。
什么是农药的富集和残留,对人类有何潜在危害?
一般建设工程项目,由()进行施工过程及竣工后保修期内的沉降观测工作。 施工单位。 设计单位。 建设单位。 监理单位。
被称这临床心理学之父的心理学家是() 弗洛伊德。 魏特默。 麦斯麦。 比奈。
下列哪一项检查结果不符合血小板无力症的诊断()