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基于struts2开发的试题库管理系统是怎样的
这篇文章将为大家详细讲解有关基于struts2开发的试题库管理系统是怎样的，文章内容质量较高，因此小编分享给大家做个参考，希望大家阅读完这篇文章后对相关知识有一定的了解。一、研究的现状、意义（包括选题
2022-06-02 系统 试题 数据 试题库 管理 开发 网络 研究 功能 教育 设计 问题 教学 数据库 模块 过程 逻辑 难点 信息 用户 -
OCP最新考试题库-052新考题及答案整理-22
22、USER1 grants SELECT, INSERT, and UPDATE privileges on USER1. EMP to USER2.SYS executes this comma
2022-06-01 北京 答案 考试题库 考题 题库 考试 -
OCP认证052考试最新题库及答案整理-27
27、Which two are true about data dictionary views?A) ALL or USER prefixed views display output that
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-69
69、Which is true about unusable indexes?A. Rebuilding an unusable index always requires at least twi
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-1
1、Which two are true about the Archive (ARCn) processes?A) They automatically delete obsolete archiv
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-70
70、Which two are true about space management in tablespaces?A. Free lists are used for managing free
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-57
57、Which two statements are true about dispatchers used by the Oracle shared server?A. Multiple user
2022-06-01 北京 答案 题库 考试 认证 -
2018 OCP 052最新题库及答案整理-35
35、Your database is using Automatic Memory Management.Which two SGA components must be managed manua
2022-06-01 答案 题库 -
OCP认证052考试最新题库及答案整理-60
60、Which two are true about UNDO data?A. Inactive UNDO is never written to disk.B. Active UNDO is al
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-38
38、Which two are true about data dictionary and dynamic performance views (v$ views)?A) All database
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-
65、Which three structures can span multiple data files?A. chained rowsB. segmentsC. temporary segmen
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-71
71、Which command is used to display files that no longer conform to the backup retention policy?A. C
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-13
13、Which two are true about AWR snapshots?A) They are stored In the SYSAUX tablespace.B) They are no
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-19
19、Which two can be backed up by using RMAN when a database Is open in ARCHIVELOG mode, so that medi
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-2
2、Which two are true about Optimizer Statistics?A) They do not persist across Instance restarts.B) T
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-20
20、Your database is using Automatic Memory Management.Which two SGA components must be managed manua
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-12
12、Which two types of Information can be found in the alert log?A) instance recovery detailsB) a rec
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-11
11、Which three are true about UNDO data?A) It is used to roll back failed transactions.B) It is used
2022-06-01 北京 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-50
50、When does an incremental checkpoint occur?• A. when DBWn writes dirty buffers as part of its norm
2022-06-01 北京 A. B. C. D. 答案 题库 考试 认证 -
OCP认证052考试最新题库及答案整理-47
47、Which two are true about the Data Recovery Advisor?A. It can be used only for databases that are
2022-06-01 北京 答案 题库 考试 认证