Examine the following RMAN script: RMAN> run { debug on; allocate channel c1 type disk; backup datafile 5; } Which statement describes the purpose of the script?（） The data file is checked for physical corruption and backed up if found clean.。 The backup of data file 5 is performed and the interactive messages during the backup are suppressed.。 The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.。 The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed。
部分包机运输与班机运输比较，其优点不包括（） 不受班机仓位不足的限制。 按时起飞。 不需中转。 减少货损。
Using the following information: Performance data from an existing system that a new system will replace; Performance estimates that anticipate future workloads; Micro-partitioning and logical partitioning implementations. Which of the following allows a technical sales representative to create a system design which can be imported into an HMC?（） IBM eConfig。 IBM Performance Monitor。 IBM Workload Estimator (WLE)。 IBM System Planning Tool (SPT)。
联合体各方签订共同投标协议后，不得再以自己名义单独投标，也不得组成新的联合体或参加其他联合体在另一项目中投标。
Which cannot be done through the outline view？（） Change the HTML ID。 Delete an element。 Have every applicable view navigate to the selected item。 Changerearrange object。
What’s the strongest differentiator between 2U servers offered by IBM， HP， and Dell？（）
