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动态RAM与静态RAM相比,下列哪一项不是它的优点()A.耗电少B.接口电路简单C.高集成度D.制造成本

动态RAM与静态RAM相比,下列哪一项不是它的优点()

A.耗电少

B.接口电路简单

C.高集成度

D.制造成本低

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第1题

Which statement most accurately describes the implementation of a SQL Access Advisor recommendation?()

A. SQL Access Advisor recommendations are automatically implemented.

B. Individual SQL Access Advisor recommendations can be scheduled for implementation.

C. All SQL Access Advisor recommendations for a specific task must be implemented at the same time.

D. SQL Access Advisor recommendations are automatically scheduled for implementation during the maintenance window.

E. None of the above.

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第2题

What happens when you run the SQL Tuning Advisor with limited scope?()

A. Access pathanalysis 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. In this case, SQL Tuning Advisor produces recommendations based on statistical checks, access path analysis, and SQL structure analysis. SQL profile recommendations are not generated.

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第3题

In Oracle 11g, which recommendations does the SQL Access Advisor generate?()

A. partitioning recommendations

B. statistics collection recommendations

C. index creation recommendations

D. materialized view recommendations

E. materialized view log recommendations

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第4题

In Oracle 11g, which recommendations does the SQL Access Advisor generate? ()(Choose all that apply.)

A. partitioning recommendations

B. statistics collection recommendations

C. index creation recommendations

D. materialized view recommendations

E. materialized view log recommendations

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第5题

What recommendations does the SQL Access Advisor provide for optimizing SQL queries?()

A. selection of SQL plan baselines

B. partitioning of tables and indexes

C. creation of index-organized tables

D. creation of bitmap, function-based, and B-tree indexes

E. optimization of materialized views for maximum query usage and fast refresh

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第6题

Which of the following advisors within the Oracle advisory framework will analyze a single SQL statement and make recommendations for performance improvement?()

A. SQL Repair Advisor

B. SQL Optimizer

C. SQL Access Advisor

D. SQL Tuning Advisor

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第7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

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第8题

The SQL Tuning Advisor has been configured with default configurations in your database in
stance.Which recommendation is automatically implemented without the DBA‘s intervention after the SQL Tuning Advisor is run as part of the AUTOTASK framework?()

A. statistics recommendations

B. SQL profile recommendations

C. index-related recommendations

D. restructuring of SQL recommendations

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第9题

What two statements are true regarding the recommendations received from the SQL Access Advisor?()(Choose two.)

A. It cannot generate recommendations that support multiple workload queries.

B. It can recommend partitioning on tables provided that the workloads have some predicates and joins on the columns of the NUMBER or DATE type.

C. It can recommend partitioning only on tables that have at least 10,000 rows.

D. It can recommend only B-tree indexes and not bitmap or function-based indexes

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第10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

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