采用多级压缩的优点有（） 节省功率消耗。 降低排气温度。 降低作用在活塞上的气体力。 提高容积系数。
以下关于集装箱的描述，错误的是（） 可反复使用。 具有5立方米及以上的容积。 适合多种运输方式。 中转时，箱内货物不需换装。
Which of the following is NOT one of the performance enhancements to XPages in the 8.5.1 release？（） New properties for better control of the JSF lifecycle。 Domino Designer built on top of Eclipse。 JavaScript interpreter performance。 End user experience / browser rendering。
建设单位申请领取施工许可证时所提交的施工图纸和技术资料应当满足（）。 施工需要并按规定通过审查。 施工需要并通过监理单位审查。 建设单位的要求。 施工单位的要求。
You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is configured for Recovery Manager (RMAN). To accomplish the backup, you issued the following RMAN command: RMAN> BACKUP SECTION SIZE 300M TABLESPACE users; Which two statements are true about the execution of the above command? （）(Choose two.) The backup piece size will be limited to 300 MB。 The RMAN uses multiplexing to perform backup。 The operation is accomplished using the default channel available。 The RMAN parallelizes the backup although the parallelism is not set for a channel。
Which two statements are true about Block Media Recovery （BMR）？（）
