While creating a job class using the DBMS_SCHEDULER package， you set the logging level to LOGGING_RUNS. What would be the impact of this setting？（）A、 Oracle Scheduler would write detailed information to the job log for each run of each job in the job clas

题目

While creating a job class using the DBMS_SCHEDULER package， you set the logging level to LOGGING_RUNS. What would be the impact of this setting？（）

A、 Oracle Scheduler would write detailed information to the job log for each run of each job in the job class.
B、 Oracle Scheduler would write detailed information to the job log for the first run of each job in the job class.
C、 Oracle Scheduler would write detailed information to the job log for each run of only the first job in the job class.
D、 Oracle Scheduler would write detailed information for all operations performed on all jobs in the job class.

参考答案和解析

正确答案:A

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A customer is creating an Event Action Plan to monitor CPU utilization on their SQL server. While creating a Simple Event Filter， the event type "Director.Director Agent.CPU Monitors" option is not available. Which of the following is the most likely source of the problem？（）

A、The appropriate Hardware Status monitors have not been set.
B、The appropriate Resource Monitor thresholds have not been set.
C、The appropriate Windows Performance monitors have not been set.
D、The appropriate Process Management thresholds have not been set.

正确答案:B

第2题：

2FeCl₃（aq） + H₂S（aq）--（）

正确答案:S↓+2FeCl₂+2HCl

第3题：

通常配制FeSO4溶液时,加入少量铁钉,其原因与下列反应中的哪一个有关()

A、O2(g)+4H+(aq)+4e⇋2H2O(l)

B、Fe3+(aq)+e⇋Fe2+(aq)

C、2Fe3+(aq)+Fe(s)⇋3Fe2+(aq)

D、Fe3+(aq)+3e⇋Fe(s)

正确答案:D

第4题：

电池Ag|Ag⁺（aq）||Cl^-（aq）|Cl₂（g），Pt与Ag（s），AgCl^-（s）|Cl^-（aq）|Cl²（g），Pt对应一个电池反应.

正确答案:错误

第5题：

An administrator is creating a comprehensive backup system to backup a single web server. Which of the following is the BEST way to provide full restore？（）

A、 Take an image backup nightly while the server is online.
B、 Take an incremental backup while the server is offline.
C、 Take a monthly snapshot backup while the server is online.
D、 Take a differential backup while the server is online.

正确答案:A

第6题：

下列哪一体系可以自发发生同化反应而产生中间氧化态离子？（）

A、Cu（s） + Cu²⁺（aq）
B、Fe（s） + Fe³⁺（aq）
C、Mn²⁺（aq） + MnO₄aq）^2-
D、Hg（l）+ HgCl₂（饱和）

正确答案:B

第7题：

煤矿井下作业人员管理系统必须符合（）技术要求

A、AQ6210-2007
B、AQ1048-2007
C、AQ6201-2006

正确答案:A

第8题：

根据材料回答2~3题：

To keep certain information private and secure while providing remote access for employees，many businesses are creating intranets．An intranet is an（）organizational intemet that is guarded against outside access by a special feature called a firewall(which can be software，hardware， or a combination of the two)．

A．outside

B．external

C．internal

D．inside

正确答案：C
略

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已知反应：HCN（aq）+OH^-（aq）=CN^-（aq）+H₂O（l）Δ_rH^θ_m=-12.1KJ·mol^-1，H⁺（aq）+OH^-（aq）=HO（l）Δ_rH^θ_m=-55.61KJ·mol^-1，则1molHCN（aq）在水中电离反应的热效应为（）

正确答案:43.5KJ·mol^-1

第10题：

Which three pieces of information are to be mandatorily provided while creating a new listener using Enterprise Manager Database Control？（）

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B、the protocol used by the listener
C、the server name where the listener runs
D、the log file and trace file destination for the listener
E、the database services to be registered with the listener

正确答案:A,B,C

While creating aQ

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