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Oracle OCP 1Z0 053 Q33(ALTER DISKGROUP ** CHECK)

原创 Oracle 作者:abstractcyj 时间:2016-04-03 14:12:11 0 删除 编辑
33.You want to perform the following operations for the DATA ASM disk group:
-Verify the consistency of the disk.
-Cross-check all the file extent maps and allocation tables for consistency. heck whether the alias
metadata directory and file directory are linked correctly.
-Check that ASM metadata directories do not have unreachable allocated blocks.
Which command accomplishes these tasks?
A. ALTER DISKGROUP data CHECK;
B. ALTER DISKGROUP data CHECK DISK;
C. ALTER DISKGROUP data CHECK FILE;
D. ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1;
Answer: A

参考:http://blog.csdn.net/rlhua/article/details/13776653

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曾从事java方向开发多年。近年已经转入数据库方向。主要擅长SQL优化,Oracle数据库问题诊断,Oracle备份与恢复等。服务于医药物流,医院等行业

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