移动端

  • 题王微信公众号

    题王微信公众号

    微信搜“题王网”真题密题、最新资讯、考试攻略、轻松拿下考试

单选题

You work as a database administrator for Supportcenter.cn. One of the user sessions was terminated abnormally in the middle of a transaction. What does Oracle database do to recover it?()

发布日期:2021-10-16

You work as a database administrator for Supportce...
A

Uses undo data for roll forward

B

Uses Flashback Log for recovery

C

Uses online redo logs to roll back

D

Uses undo data to roll back the transaction

E

Uses Recovery Manager (RMAN) to roll back

F

Uses the System Monitor (SMON) background process to perform instance recovery

标签: "暂无标签"

题王网让考试变得更简单

扫码关注题王,更多免费功能准备上线!