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多选题Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?()Agenerating the SQL profileBtesting and accepting the SQL profileCgenerating a list of candidate SQLs for tuningDadding tuned SQL plans into the S

题目
多选题
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


相似考题
参考答案和解析
正确答案: D,B
解析: 暂无解析
更多“多选题Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?()Agenerating the SQL profileBtesting and accepting the SQL profileCgenerating a list of candidate SQLs for tuningDadding tuned SQL plans into the S”相关问题
  • 第1题:

    Identify the two direct sources from where SQL plans can be loaded into the SQL plan baselines.()

    A. Cursor cache

    B. Stored outline

    C. SQL Tuning Set

    D. Automatic Workload Repository (AWR) snapshots


    参考答案:A, C

  • 第2题:

    Which of these appropriately describes the results of a manual SQL Tuning Advisor task?()

    • A、A list of SQL statements and recommendations for tuning
    • B、A list of SQL statements that have been tuned by the Advisor, with before and after metrics
    • C、Graphs showing the actual performance improvement made by the Advisor after it implemented the recommended changes
    • D、All of the above

    正确答案:A

  • 第3题:

    You run the SQL Tuning Advisor (STA) to tune a SQL statement that is part of a fixed SQL plan baseline. The STA generates a SQL profile for the SQL statement, which recommends that you accept the profile. Which statement is true when you accept the suggested SQL profile?()

    • A、The tuned plan is not added to the SQL plan baseline.
    • B、The tuned plan is added to the fixed SQL plan baseline as a fixed plan.
    • C、The tuned plan is added to the fixed SQL plan baseline as a nonfixed plan.
    • D、The tuned plan is added to a new nonfixed SQL plan baseline as a nonfixed plan.

    正确答案:C

  • 第4题:

    Which is the source used by Automatic SQL Tuning that runs as part of the AUTOTASK framework?()

    • A、 SQL statements that are part of the AWR baseline only
    • B、 SQL statements based on the AWR top SQL identification
    • C、 SQL statements that are part of the available SQL Tuning Set (STS) only
    • D、 SQL statements that are available in the cursor cache and executed by a user other than SYS

    正确答案:B

  • 第5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6题:

    Identify the two direct sources from where SQL plans can be loaded into the SQL plan baselines.()

    • A、 Cursor cache
    • B、 Stored outline
    • C、 SQL Tuning Set
    • D、 Automatic Workload Repository (AWR) snapshots

    正确答案:A,C

  • 第7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8题:

    You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?()

    • A、Every SQL statement in the STS is considered only once for execution
    • B、The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics
    • C、The execution plan and execution statistics are computed for each SQL statement in the STS
    • D、The effects of DDL and DML are considered to produce the execution plan and execution statistics

    正确答案:A,C

  • 第9题:

    多选题
    You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?()
    A

    Every SQL statement in the STS is considered only once for execution

    B

    The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics

    C

    The execution plan and execution statistics are computed for each SQL statement in the STS

    D

    The effects of DDL and DML are considered to produce the execution plan and execution statistics


    正确答案: A,B
    解析: 暂无解析

  • 第10题:

    单选题
    The SQL Tuning Advisor configuration has default settings in your database instance. Which recommendation is automatically implemented after the SQL Tuning Advisor is run as part of the automatic maintenance task?()
    A

    statistics recommendations

    B

    SQL Profile recommendations

    C

    Index-related recommendations

    D

    restructuring of SQL recommendations


    正确答案: C
    解析: 暂无解析

  • 第11题:

    多选题
    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: B,A
    解析: 暂无解析

  • 第12题:

    多选题
    Identify the two direct sources from where SQL plans can be loaded into the SQL plan baselines.()
    A

    Cursor cache

    B

    Stored outline

    C

    SQL Tuning Set

    D

    Automatic Workload Repository (AWR) snapshots


    正确答案: D,B
    解析: 暂无解析

  • 第13题:

    Which is the source used by Automatic SQL Tuning that runs as part of the AUTOTASK framework? ()

    • A、SQL statements that are part of the AWR baseline only 
    • B、SQL statements based on the AWR top SQL identification
    • C、SQL statements that are part of the available SQL Tuning Set (STS) only 
    • D、SQL statements that are available in the cursor cache and executed by a user other than SYS 

    正确答案:B

  • 第14题:

    Which tasks are run automatically as part of the Automated Maintenance Task by default? ()(Choose all that apply.)

    • A、Segment Advisor
    • B、SQL Access Advisor
    • C、Optimizer statistics gathering
    • D、Automatic SQL Tuning Advisor
    • E、Automatic Database Diagnostics Monitor

    正确答案:A,C,D

  • 第15题:

    The SQL Tuning Advisor configuration has default settings in your database instance. Which recommendation is automatically implemented after the SQL Tuning Advisor is run as part of the automatic maintenance task?()

    • A、statistics recommendations
    • B、SQL Profile recommendations
    • C、Index-related recommendations
    • D、restructuring of SQL recommendations

    正确答案:B

  • 第16题:

    You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?()

    • A、 Every SQL statement in the STS is considered only once for execution.
    • B、 The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics.
    • C、 The execution plan and execution statistics are computed for each SQL statement in the STS. 
    • D、 The effects of DDL and DML are considered to produce the execution plan and execution statistics.

    正确答案:A,C

  • 第17题:

    Which tasks are run automatically as part of the Automated Maintenance Task by default?() 

    • A、 Segment Advisor
    • B、 SQL Access Advisor
    • C、 Optimizer statistics gathering
    • D、 Automatic SQL Tuning Advisor
    • E、 Automatic Database Diagnostics Monitor

    正确答案:A,C,D

  • 第18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

  • 第19题:

    Which of the following advisors is run in every maintenance window by the auto-task system?()

    • A、The Memory Advisor
    • B、The SQL Tuning Advisor
    • C、The Undo Advisor
    • D、The SQL Access Advisor

    正确答案:B

  • 第20题:

    多选题
    You plan to use SQL Performance Analyzer to analyze the SQL workload. You created a SQL Tuning Set as a part of the workload capturing. What information is captured as part of this process?()
    A

    the SQL text SQL

    B

    the execution plan

    C

    the execution context

    D

    the execution frequency

    E

    the system change number (SCN)


    正确答案: B,A
    解析: 暂无解析

  • 第21题:

    单选题
    You run the SQL Tuning Advisor (STA) to tune a SQL statement that is part of a fixed SQL plan baseline. The STA generates a SQL profile for the SQL statement,which recommends that you accept the profile.  Which statement is true when you accept the suggested SQL profile?()
    A

     The tuned plan is not added to the SQL plan baseline.

    B

     The tuned plan is added to the fixed SQL plan baseline as a fixed plan.

    C

     The tuned plan is added to the fixed SQL plan baseline as a nonfixed plan.

    D

     The tuned plan is added to a new nonfixed SQL plan baseline as a nonfixed plan.


    正确答案: B
    解析: 暂无解析

  • 第22题:

    多选题
    Which three functions are performed by the SQL Tuning Advisor?()
    A

    Building the SQL profile

    B

    Recommending optimization of materialized views

    C

    Checking query objects for missing and stale statistics

    D

    Recommending bitmap, function-based, and B-tree indexes

    E

    Recommending restructuring SQL queries that are using bad plans


    正确答案: C,B
    解析: 暂无解析

  • 第23题:

    单选题
    The SQL Tuning Advisor configuration has default settings in your database instance.  Which recommendation is automatically implemented after the SQL Tuning Advisor is run as part of the automatic maintenance task?()
    A

     statistics recommendations

    B

     SQL Profile recommendations

    C

     Index-related recommendations

    D

     restructuring of SQL recommendations


    正确答案: B
    解析: 暂无解析

  • 第24题:

    多选题
    You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?()
    A

    Every SQL statement in the STS is considered only once for execution.

    B

    The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics.

    C

    The execution plan and execution statistics are computed for each SQL statement in the STS.

    D

    The effects of DDL and DML are considered to produce the execution plan and execution statistics.


    正确答案: D,B
    解析: 暂无解析