题目内容

ATM分层模型由哪些部分组成?ATM信元传送时是如何完成信元定界功能的?

查看答案
更多问题

模型滑翔机能滑翔很长时间,它可以利用()(热气团)延长滑翔时间。

小量不保留灌肠常选用“1、2、3”溶液,即()30ml、()60ml、()90ml。

邓小平理论走向成熟,形成科学体系的标志是()。

A. 党的十一届三中全会和党的十二大
B. 党的十三大
C. 邓小平“南方谈话”和党的十四大
D. 党的十五大

You want to configure the Flashback Database feature and retain flashback logs for three days. Presently the database is open and configured in ARCHIVELOG mode. The following steps must be performed in the correct sequence to do this: 1. Set the retention target: SQL> ALTER SYSTEM SET DB_FLASHBACK_RETENTION_TARGET=4320; 2. Enable Flashback Database: SQL> ALTER DATABASE FLASHBACK ON; 3. Mount the database: SQL> STARTUP MOUNT EXCLUSIVE 4. Shutdown the instance: SQL> SHUTDOWN IMMEDIATE 5. Open the database: SQL> ALTER DATABASE OPEN; Choose the correct sequence.()

A. 4, 1, 3, 2, 5
B. 4, 3, 1, 2, 5
C. 2, 4, 3, 5, 1
D. 4, 2, 5, 3, 1

答案查题题库