企业发展的评价指标中，哪几个最能够较准确地判断其发展阶段，还有没有其他评价指标？
二战后，西亚产油国同发展中国家的广大产油国一起，同西方石油垄断资本进行了长期的斗争。西亚各国成立石油输出国组织的根本目的是（）。 提高石油价格。 逐渐控制本国的石油工业。 发展本国经济。 打破西方石油垄断资本的操纵，改变旧的国际经济秩序。
Which substitution variable would you use if you want to reuse the variable without prompting the user each time? （） &。 ACCEPT。 PROMPT。 &&am。
How can you reverse the effects of an ALTER DISKGROUP ... DROP DISK command if it has alreadycompleted?（） Issue the ALTER DISKGROUP ... ADD DISK command.。 Issue the ALTER DISKGROUP ... UNDROP DISKS command.。 Issue the ALTER DISKGROUP ... DROP DISK CANCEL command.。 Retrieve the disk from the Recycle Bin after the operation complete。
The customer is planning a new IBM System Storage DS5020 using iSCSI and direct attachedfibre channel connectivity in a redundant configuration. The customer is planning to set up adisaster recovery solution in the near future by using Enhanced Remote Mirroring. Which of thefollowing considerations are critical for this customer？（） customer must reconfigure aniSCSI port for mirroring。 customer must set up a fabric and dedicate port 4 for disaster recovery。 customer must set up a fabric and dedicate port 2 for disaster recovery。 replication is not possible with the DS5020， they must consider the DS5300。
Which statement is true regarding the VALIDATE DATABASE command?（）
