社会保险经办机构可以与医疗机构、药品经营单位签订服务协议，规范医疗服务行为。
You are required to migrate your 11.2.0.3 database as a pluggable database (PDB) to a multitenant container database (CDB). The following are the possible steps to accomplish this task: 1. Place all the user-defined tablespace in read-only mode on the source database. 2. Upgrade the source database to a 12c version. 3. Create a new PDB in the target container database. 4. Perform a full transportable export on the source database with the VERSION parameter set to 12 using the expdp utility. 5. Copy the associated data files and export the dump file to the desired location in the target database. 6. Invoke the Data Pump import utility on the new PDB database as a user with the DATAPUMP_IMP_FULL_DATABASE role and specify the full transportable import options. 7. Synchronize the PDB on the target container database by using the DBMS_PDS.SYNC_ODB function. Identify the correct order of the required steps.（） 2，1，3，4，5，6。 1，3，4，5，6，7。 1，4，3，5，6，7。 2，1，3，4，5，6，7。 1，5，6，4，3，2。
攻丝时的挤压作用，使攻出的小径大于原底孔直径。
Because of hardware failure， you decided to drop a redo log member from the database. Which condition should be met to drop a redo log file？（） The redo log file should belong to an active group.。 The redo log file should belong to an inactive group.。 The redo log file should belong to the current group.。 The redo log file can be dropped only if all the transactions are stopped.。 Before a redo log file is dropped， it should be deleted from the operating system （OS）.。
建标[2013]44号文修改了措施项目费，将仪器仪表使用费列入（），将大型机械进出场及安拆费列入措施项目费。 措施项目费。 其他项目费。 施工机具使用费。 分部分项工程费。
Which statement is TRUE about the CacheFactory class ？（）
