QUESTION NO: 98
What are the two different types of database duplication? (Choose two.)
A. Active
B. Passive
C. Online
D. Backup-based 基于备份
E. Failure driven
Answer: A,D
两种不同类型的数据库复制是什
么？
A. 活跃
D. 基于备份
原文：http://blog.csdn.net/xuejiayue1105/article/details/48904383