《中学教师专业标准》主动收集分析（），不断进行（），改进教育教学工作。
In which situation is shredding XML data recommended?（） When the data is naturally tabular。 When the number of nodes are volatile。 When the data by nature has sparse attributes。 When the data is of low volume and requires a complex star-schema topology。
You are managing a 24*7 database. The backup strategy for the database is to perform user-managed backups. Identify two prerequisites to perform the backups.（） The database must be opened in restricted mode.。 The database must be configured to run in ARCHIVELOG mode.。 The tablespaces are required to be in backup mode before taking the backup.。 The tablespaces are required to be in read-only mode before taking the backu。
土壤粘着性
To optimize performance on an IBM System Storage DS8000， the input/output activity should be spread across （） multiple LUNs in a single array。 multiple switches。 multiple host bus adapters。 multiple internal server。
A system has a mirrored data volume group that has a filesystem /data of 10 logical partitions.
How many physical partitions will the filesystem have?（）
