[不定项选择题]choose one
You enable Flashback Data Archive for a table for which you
Want to track and save all transactions for four years. After some time, the
Requirement changes for keeping transactions from four to two years.
You execute the following command to change the requirement:
SQL> ALTER FLASHBACK ARCHIVE fdal MODIFY RETENTION 2 YEAR;
What is the outcome?
A. All historical data older than two years, if any, is purged from the flashback
Archive FDA1.
B. An error is returned because the retention period cannot be reduced.
C. All the flashback data archives are purged and the subsequently created
Flashback archives are maintained for two years.
D. All historical data older than two years, if any, is archived to flashback logs and
The flashback archive is set to new retention time.

[不定项选择题]After implementing full Oracle Data Redaction, you change the default

Value for the NUMBER data type as follows:

SQL> select number_value from REDACTION_VALUES_FOR_TYPE_FULL;

NUMBER_VALUE

------------

0

SQL> exec DBMS_REDACT.UPDATE_FULL_REDACTION_VALUES(-1);

SQL> select number_value from REDACTION_VALUES_FOR_TYPE_FULL;

NUMBER_VALUE

------------

-1

After changing the value, you notice that FULL redaction continues to redact

Numeric data with zero.（您注意到 FULL 编校继续以零编校数值数据）也就是

上面的修改还没有生效，该命令是把 number 的数据类型编辑以后默认值为－1）。

What must you do to activate the new default value for numeric full

Redaction?

A.

Re-enable redaction policies that use FULL data redaction.

B.

Re-create redaction policies that use FULL data redaction.

C.

Re-connect the sessions that access objects with redaction policies defined on

Them.

D.

Flush t he shared pool.

E. Restart the database instance.

[不定项选择题]The USERS tablespace consists of data files 3 and 4 and must always

Be online in read/write mode.

Which two are true about using RMAN to perform an open database back up of this tablespace? (Choose two.)

A.

Backups must be done incrementally.

B.

Backups must be contained in backup sets.

C.

Backups can be taken only if the database is in ARCHIVE LOG mode.

D.

Backups can be done incrementally.

E. The database must be registered in an RMAN catalog.
F. Only consistent backups can be created.

[不定项选择题]Which are three of the steps taken by Database Configuration Assistant

(DBCA) to clone a remote pluggable database (PDB) starting from Oracle 19c?

A.

creating a database link from CDB$ROOT in the local database to CDB$ROOT

In the remote system that is to be cloned

B.

creating a database link from CDB$ROOT in the local database to the PDB in

The remote system that is to be cloned

C.

backing up the cloned PDB

D.

opening the cloned PDB

E. leaving the cloned PDB in mount state

[不定项选择题]Which two are true about data movement between a non-CDB and a

PDB using Data Pump? (Choose two.)

A. Tablespaces are automatically created as need while importing full exports in
Either a non-CDB or a PDB.
B. Oracle attempts to convert conventional database users to local users when
Moving schemas from a non-CDB to a PDB.
C. A new PDB is automatically created when importing a non-CDB into a CDB.
D. Oracle attempts to convert common users to conventional users when moving
Schemas from a PDB to a non-CDB.
E. Moving data from a PDB to a non-CDB is only possible by using transportable
Tablespace export and import.
F. Moving data from a non-CDB to a PDB is only possible by using conventional
Export and import.

[不定项选择题]工会的职责
A.负责协调伤亡员工与运营分公司的关系，并维护员工的合法利益
B.负责内部各中心、部门间的协调配合，并做好伤亡员工探视及慰问，妥善处理家属接待、安抚工作
C.负责组织相关中心、部门与当事人及其家属对员工伤亡事故处理中的纠纷、争议进行商谈，结果及时报分公司研究处理
D.负责参与和监督员工伤亡事故调查

[不定项选择题]什么是工亡待遇
A.员工因工死亡，其近亲属按照下列规定从工伤保险基金领取丧葬补助金、供养亲属抚恤金和一次性工亡补助金。
B.伤残员工在停工留薪期内因工伤导致死亡的，其近亲属享工亡待遇

[不定项选择题]运营事故报告分为：
A.初报
B.电话报送
C.续报
D.书面报送

[不定项选择题]什么是劳动能力鉴定
A.员工发生工伤，经治疗伤情相对稳定后存在残疾、影响劳动能力的，应当进行劳动能力鉴定。
B.劳动能力鉴定标准由国务院劳动保障行政部门会同国务院卫生行政部门等部门制定
C.西安市劳动能力鉴定委员会的劳动能力鉴定材料受理时间为每周二、周四上午9:00-11:30，下午13:30-16:30

[不定项选择题]其他列车系指：
A.回空列车
B.工程列车
C.救援列车
D.内燃机车单机
E.轨道车单机
F.调试列车

[不定项选择题]运输收入分为（ ）
A.票款收入、运费收入、铁路建设基金、代收款
B.客运收入、货运收入
C.客运收入、货运收入、铁路建设基金、代收款
D.票款收入、运费收入、杂费收入

[不定项选择题]什么是安全操作四会
A.会报警
B.会使用消防器材
C.会补救初起火灾
D.会组织人员疏散

[不定项选择题]The persistent configuration settings for RMAN have default for all

Parameters. 

Identify four RMAN commands that produce a multi-section Backup.

A.

BACKUP TABLESPACE SYSTEM SECTION SIZE 100M;

B.

BACKUP AS COPY TABLESPACE SYSTEM SECTION SIZE 100M;

C.

BACKUP ARCHIVELOG ALL SECTION SIZE 25M;

D.

BACKUP TABLESPACE "TEMP" SECTION SIZE 10M;

E. BACKUP TABLESPACE "UNDO" INCLUDE CURRENT CONTROLFILE SECTION
SIZE 100M;
F. BACKUP SPFILE SECTION SIZE 1M;
G. BACKUP INCREMENTAL LEVEL 0 TABLESPACE SYSAUX SECTION SIZE 100M;

[不定项选择题]Which statement describes the significance of the CHANGE FAILURE

Command in RMAN? (Choose all that apply.) choose two

A.

It is used to change failure priority only for HIGH or LOW priorities.

B.

It is used to execute the advised repair script.

C.

It is used to change failure priority only for the CRITICAL priority.

D.

It is used to explicitly close the open failures.

E. It is used to inform the database about the repair after the repair script
Executes.

[不定项选择题]一级用火包括（）
A.正在运行的工艺生产装置区15米范围内
B.各类可燃气体、液化烃、可燃液体充装站及可燃液体罐区防火堤内、液态烃罐区封闭管理区内，储存有毒、可燃介质设备15米范围内
C.有易燃可燃液体、液化烃、可燃性气体及有毒介质的泵房、机房、阀室等场所
D.易燃可燃液体、液化烃、可燃性气体及有毒物质装卸区
E.工业污水场、易燃易爆的循环水场、凉水塔和工业下水井及其下水系统的隔油池、油沟、涵洞（包括距上述地点15米以内的区域）
F.危险化学品仓库和空分的纯氧系统

[不定项选择题]You must transport the UNIVERSITY tablespace from one database to

Another.

The UNIVERSITY tablespace is currently open read/write.

The source and destination platforms have different endian formats.

Examine this list of actions:

1-Make the UNIVERSITY tablespace read-only on the source system.

2-Export the UNIVERSITY tablespace metadata using EXPDP.

3-Convert the UNIVERSITY tablespace data files to the destination platform format using RMAN on the source system.

4-Copy the UNIVERSITY tablespace data files to the destination system.

5-Copy the Data Pump dump set to the destination system.

6-Convert the UNIVERSITY tablespace data files to the destination platform format using RMAN on the destination system.

7-Import the UNIVERSITY tablespace metadata using IMPDP.

8-Make the UNIVERSITY tablespace read/write on the destination system.

Which is the minimum number of actions required, in the correct order, to transport the UNIVERSITY tablespace?

A.

1, 2, 4, 5, 7, 8

B.

1, 2, 4, 6, 7, 8

C.

1, 2, 3, 4, 5, 7, 8

D.

1, 2, 3, 4, 5, 6, 7, 8

E. 2, 4, 5, 6, 7

[不定项选择题]车载设备包括()。
A.VOBC机柜
B.MMI显示屏
C.速度传感器,雷达，应答器
D.鱼鳍天线，平板天线
E.驾驶台开关及指示灯