IBM认证考试
When tuning a network module what is the purpose of the grace period？（）A、It defines the maximum permissible time period between missed heartbeats before a failure is detectedB、It defines the time period to wait to activate the network module after startin
题目
When tuning a network module what is the purpose of the grace period？（）
- A、It defines the maximum permissible time period between missed heartbeats before a failure is detected
- B、It defines the time period to wait to activate the network module after starting the cluster manager
- C、It defines the period between detecting a missed heartbeat and initiating a network down， allowing thenetwork to stabilize
- D、It defines the time period during which， after a network failure was detected， further network failures of thesame type will be ignored
参考答案和解析
相似问题和答案
第1题：
What stanza file does a system administrator view to determine what kernel-tuning parameter changes were made when the system was last booted？（）
- A、/etc/rc.net
- B、/etc/tunables/tuning
- C、/etc/tunables/lastboot
- D、/usr/samples/kernel/nextboot
正确答案:C
第2题：
When is a first-hop redundancy protocol needed in the distribution layer？（）
- A、 when the design implements Layer 2 between the access arid distribution blocks
- B、 when multiple vendor devices need to be supported
- C、 when preempt tuning of the default gateway is needed
- D、 when a robust method of backing up the default gateway is needed
- E、 when the design implements Layer 2 between the access switch and the distribution blocks
- F、 when the design implements Layer 2 between the access and distribution blocks
正确答案:F
第3题：
A. From the Advisor Central home page, select the tuning task from the Advisor Tasks section.
B. From Advisor Central, choose SQL Advisors, SQL Tuning Advisors, Manual Tuning Task Results.
C. From Advisor Central, choose SQL Advisors, Manual SQL Tuning Advisors, Tuning Task Results.
D. Either B or C
第4题：
Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?（）
- A、generating the SQL profile
- B、testing and accepting the SQL profile
- C、generating a list of candidate SQLs for tuning
- D、adding tuned SQL plans into the SQL plan baseline
- E、tuning each SQL statement in the order of importance
- F、generating baselines that include candidate SQLs for tuning
正确答案:A,B,C,E
第5题：
When creating a SQL tuning set，which of the following steps allows the DBA to reduce the size of the SQL set by selecting specific operators and values？（）
- A、 Filter versions
- B、 Filter loads
- C、 Filter tasks
- D、 Filter options
正确答案:D
第6题：
When is a first-hop redundancy protocol needed in the distribution layer?（）
- A、when HSRP is not supported by the design
- B、when multiple vendor devices need to be supported
- C、when preempt tuning of the default gateway is needed
- D、when a robust method of backing up the default gateway is needed
- E、when the design implements Layer 2 between the access switch and the distribution switch
- F、when the design implements Layer 3 between the access switch and the distribution switch
正确答案:F
第7题：
Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement？（）
- A、 The SGA Tuning Advisor
- B、 The SQL Access Advisor
- C、 The SQL Tuning Advisor
- D、 The Memory Advisor
正确答案:C
第8题：
A. OSPF is not supported by the design
B. HSRP is not supported by the design
C. preempt tuning of the default gateway is needed
D. the design implements Layer 3 between the access switch and the distribution switch
第9题：
What happens when you run the SQL Tuning Advisor with limited scope？（）
- A、 Access path analysis is not performed for SQL statements.
- B、 SQL structure analysis is not performed for SQL statements.
- C、 SQL Profile recommendations are not generated for SQL statements.
- D、 Staleness and absence of statistics are not checked for the objects in the SQL Tuning Advisor.
正确答案:B
第10题：
To view the results of the most recent Automatic SQL Tuning Advisor task，which sequence should you follow？（）
- A、 EM Database home page，Software and Support，SQL Advisors，Automatic SQL Tuning Advisor
- B、 EM Database home page，Software and Support，Advisor Central，SQL Advisors，Automatic SQL Tuning Advisor
- C、 EM Database home page，Software and Support，Support Workbench，Advisor Central，SQL Advisors，Automatic SQL Tuning Advisor
- D、 Either B or C
- E、 All of the above
正确答案:D