31、Which two events always request the LGWR to write?

A) when LGWR is notified by a server process that performs a Commit or ROLLBACK

B) When PMON restarts a server process

C) when DBWn writes dirty buffers

D) when a log switch occurs

E) when a checkpoint occurs

Answer:CD

ocp题库更新,052最新考试题及答案整理-31的更多相关文章

  1. oracle ocp题库变化,052最新考试题及答案整理-30

    30.Which is true when a database instance is shut down? A. Only transactional and normal modes wait ...

  2. OCP考试题库更新,052最新考题及答案整理-第8题

    8.Which two are true about the Fast Recovery Area (FRA)? A) It should be larger than the database. B ...

  3. 【OCP题库-12c】最新CUUG OCP 071考试题库(72题)

    72.View the exhibit for the structure of the STUDENTand FACULTYtables. STUDENT Name Null? Type ----- ...

  4. 【OCP题库-12c】最新CUUG OCP 071考试题库(71题)

    71.(32-18) choose three Which three statements indicate the end of a transaction? (Choose three.) A) ...

  5. 【OCP题库-12c】最新CUUG OCP 071考试题库(70题)

    70.(31-2)choose the best answer: View the Exhibit and examine the structure of the Book table. The B ...

  6. 【OCP题库-12c】最新CUUG OCP 071考试题库(69题)

    69.(31-1)choose the best answer: Evaluate the following query: SELECT INTERVAL '300' MONTH, INTERVAL ...

  7. 【OCP新题库】052最新题库解析-第5题

    5.Which two affect the time taken for instance recovery? A) size of redo logs B) size of UNDO tables ...

  8. ocp最新考试题库:052新考题及答案整理-36

    36.Which two are true about roles? A) A role can be granted a combination of system and object privi ...

  9. 【OCP|052】OCP换题库,052最新题库及答案整理-第10题

    10.Which two are true about consistent database backups? A) They can only be taken when a RECOVERY C ...

随机推荐

  1. 【原】Coursera—Andrew Ng机器学习—Week 7 习题—支持向量机SVM

    [1] [2] Answer: B. 即 x1=3这条垂直线. [3] Answer: B 因为要尽可能小.对B,右侧红叉,有1/2 * 2  = 1 ≥ 1,左侧圆圈,有1/2 * -2  = -1 ...

  2. SPI子系统分析之一:框架

    内核版本:3.9.5 SPI子系统概述: 一个SPI主控制器对应一条SPI总线,当然在系统中有唯一的总线编号. SPI总线上有两类设备: 其一是主控端,通常作为SOC系统的一个子模块出现,很多嵌入式M ...

  3. java 蓝桥杯算法提高 _1区间k大数查询

    import java.util.Scanner; public class _1区间K大数查询 { public static void main(String[] args) { Scanner ...

  4. 【LA3126 训练指南】出租车 【DAG最小路径覆盖】

    题意 你在一座城市里负责一个大型活动的接待工作.明天将有m位客人从城市的不同的位置出发,到达他们各自的目的地.已知每个人的出发时间,出发地点和目的地.你的任务是用尽量少的出租车送他们,使得每次出租车接 ...

  5. 【BZOJ1013】球形空间产生器sphere

    高斯消元模板题 #include <cstdio> #include <cstring> #include <algorithm> #include <ios ...

  6. Spket,eclipse下安装Spket插件,格式化js

    点击菜单 Help => Install New SoftWare => add 如图 name框输入:Skept Location框输入:http://www.agpad.com/upd ...

  7. 我为什么使用Kubuntu

    网上看贴,包括身边的同事.朋友,总会问的问题是:我该选择哪个Linux发行版?使用久了,就会觉得这个问题其实不是问题,纯属个人习惯而已,当你真正习惯.理解了Linux,那么任何一个发行版的优点,你都有 ...

  8. OSG QT

    https://blog.csdn.net/a_Treasure/article/details/82152245 https://www.bbsmax.com/A/kPzOQ4oo5x/ https ...

  9. 273. Integer to English Words数字转为单词

    [抄题]: Convert a non-negative integer to its english words representation. Given input is guaranteed ...

  10. 71. Simplify Path压缩文件的绝对路径

    [抄题]: Given an absolute path for a file (Unix-style), simplify it. For example,path = "/home/&q ...