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Automatic Shared Memory Management is disabled for your database instance. You realize that there arecases of SQL statements performing poorly because of repeated parsing activity, resulting in degradation ofperformance.  What would be your next step to improve performance()

  • A、Run the SQL Access Advisor.
  • B、Run the Memory Advisor for the sga
  • C、Run the Memory Advisor for the pga.
  • D、Run the Memory Advisor for the shared pool.
  • E、Run the Memory Advisor for the buffer cache

参考答案

更多 “ Automatic Shared Memory Management is disabled for your database instance. You realize that there arecases of SQL statements performing poorly because of repeated parsing activity, resulting in degradation ofperformance.  What would be your next step to improve performance()A、Run the SQL Access Advisor.B、Run the Memory Advisor for the sgaC、Run the Memory Advisor for the pga.D、Run the Memory Advisor for the shared pool.E、Run the Memory Advisor for the buffer cache” 相关考题
考题 Examine the parameter setting in your database:Which statement is correct about the database?() A. Automatic memory management is disabled because PGA_AGGREGATE_TARGET and SGA_TARGET are not setB. The instance is started but the database will not be opened until PGA_AGGREGATE_TARGET and SGA_TARGET are setC. The database is opened but users cannot perform transactions until PGA_AGGREGATE_TARGET and SGA_TARGET are setD. Automatic memory management is enabled and, as per policy, 60% of the memory for System Global Area (SGA) and 40% of the memory for Program Global Area (PGA) will be distributed at startup

考题 You realize that the control file is damaged in your production database.After restoring the control file from autobackup, what is the next step that you must do to proceed with the database recovery?()A. Mount the databaseB. Open the database in NORMAL modeC. Open the database in RESTRICTED modeD. Open the database with the RESETLOGS option

考题 You use the Memory Advisor to tune the memory structures of your database. What is the prerequisite to use the Memory Advisor?()A、 The database must be in the ARCHIVELOG mode.B、 The automatic memory tuning must be enabled.C、 The change tracking feature must be enabled.D、 The automatic memory tuning must be disabled.

考题 You specify a nonzero value for the MEMORY_TARGET initialization parameter,but do not set the PGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You restart your database instance.  Which statement about the result is true?()A、 The database instance starts,and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZEB、 The database instance starts,and Oracle automatically tunes memory and allocates 60 percent to the  SGA and 40 percent to the PGAC、 The database instance starts,but Automatic Memory Management is disabledD、 The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter

考题 Your database is running in the automatic Program Global Area (PGA) memory management and Shared Memory Management mode. You want to increase the memory available for the SQL work areas. What would you do?()A、modify the HASH_AREA_SIZE initialization parameterB、modify the PGA_AGGREGATE_TARGET initialization parameterC、modify the WORK_AREASIZE_POLICY initialization parameterD、increase the value of the SGA_TARGET initialization parameterE、increase the value of the SGA_MAX_SIZE initialization parameterF、increase the value of the SORT_AREA_SIZE initialization parameter

考题 You work as a database administrator for Certkiller .com. You find that reports are running for a long time in your data warehousing applications. You suspect a lack of indexes is the reason for the performance degradation.  Which advisory component would you refer to, in order to determine the appropriate indexes?()A、Memory AdvisorsB、Segment AdvisorsC、SQL Tuning and Access AdvisorsD、Automated Workload Repository (AWR)E、Automatic Database Diagnostic Monitor (ADDM)

考题 Automatic Shared Memory Management (ASMM) has been enabled for your database instance.  Theinitialization parameters for the components that are managed by ASMM are not set. After observing theeffects of ASSM, you executed the following command: SQL ALTER SYSTEM SET DB_CACHE_SIZE = 100M;  Which statement is true in this scenario()A、The minimum memory size for the database buffer cache is set to 100 mb.B、The maximum memory size that can be obtained by the database buffer cache during ASMM is set to100 mbC、The minimum memory size allocated for a server process in the database buffer cache in dedicatedmode is set to 100 mb.D、The maximum memory size from the database buffer cache that can be released for dynamicdistribution during ASMM is set to 100 mb

考题 Which statement is true about the Manageability Monitor (MMON) background proces()A、It transfers statistics from memory to disk at regular intervals.B、It coordinates the rebalance activity for disk groups when ASM is used.C、It communicates with the Automatic Storage Management (ASM) instance on behalf of the databaseinstance.D、It performs dynamic memory management when Automatic Shared Memory Management is enabledfor the database instance.

考题 You find that the execution time of reports in your datawarehouse application is significantly high. You suspect the lack of indexes to be the reason for the degradation in performance. Which advisory component would you refer to, in order to determine the appropriate indexes?()A、 Memory AdvisorB、 Segment AdvisorC、 SQL Access AdvisorD、 Automatic Workload Repository (AWR)E、 Automatic Database Diagnostic Monitor (ADDM)

考题 You realize that the control file is damaged in your production database.After restoring the control file from autobackup, what is the next step that you must do to proceed with the database recovery?()A、Mount the databaseB、Open the database in NORMAL modeC、Open the database in RESTRICTED modeD、Open the database with the RESETLOGS option

考题 Automatic Shared Memory Management is disabled for your database instance. You realize that thereare cases of SQL statements performing poorly because of repeated parsing activity, resulting indegradation of performance.  What would be your next step to improve performance? ()A、Run the SQL Access Advisor.B、Run the Memory Advisor for the sga.C、Run the Memory Advisor for the pga.D、Run the Memory Advisor for the shared pool.E、Run the Memory Advisor for the buffer cache.

考题 You are working in a dedicated server environment. Your database is running in the automatic Program Global Area (PGA) memory management mode.   Which two statements are correct in this scenario?()A、The WORK_AREASIZE_POLICY initialization parameter cannot be set to AUTO.B、The Oracle database automatically controls the amount of PGA memory allotted to SQL work areas.C、Setting the value of the SGA_TARGET initialization parameter to 0 will disable the automatic PGA  memory management.D、The SORT_AREA_SIZE parameter is ignored by all the sessions running in the automatic PGA  memory management mode.

考题 For Oracle 11g, Oracle strongly recommends that you configure your database to use which of the following memory-management features?()  A、 Automatic PGA Memory ManagementB、 Automatic SGA Memory ManagementC、 Automatic Shared Memory ManagementD、 Automatic Memory ManagementE、 Manual SGA Memory ManagementF、 None of the above

考题 You have configured Automatic Shared Memory Management. Which four memory structures would be automatically tuned? ()A、 log bufferB、 Java poolC、 Large poolD、 Fixed SGAE、 Shared poolF、 Streams poolG、 Keep buffer cacheH、 Database buffer cache

考题 You received complaints about the degradation of SQL query performance. You identified top SQL queries that consume time. What would be your next step to find out recommendations about statistics collection and restructuring of the SQL statement to improve query performance?()A、run Segment AdvisorB、run SQL Tuning Advisor on top SQL statementsC、run the Automatic Workload Repository (AWR) reportD、run the Automatic Database Diagnostic Monitor (ADDM)on top SQL statements

考题 What is the implication of setting the initialization parameter FAST_START_MTTR_TARGET to 0 in your database?()A、MTTR Advisor would be disabled.B、Redo Log Advisor would be disabled.C、Automatic tuning of checkpoint would be disabled.D、Checkpoint information would not be written to the alert log file.

考题 Which statement is true about the Manageability Monitor (MMON) background process()A、It transfers statistics from memory to disk at regular intervals.B、It coordinates the rebalance activity for disk groups when ASM is used.C、It communicates with the Automatic Storage Management (ASM) instance on behalf of the database Instance.D、It performs dynamic memory management when Automatic Shared Memory Management is enabled for the Database instance

考题 多选题You configure your database Instance to support shared server connections.Which two memory areas that are part of PGA are stored in SGA instead, for shared server connection?()AUser session dataBStack spaceCPrivate SQL areaDLocation of the runtime area for DML and DDL StatementsELocation of a part of the runtime area for SELECT statements

考题 单选题You work in a data warehouse environment that involves the execution of complex queries. The current content of the SQL cache holds the ideal workload for analysis. You want to analyze only few most resource-intensive statements. What would be your suggestion to receive recommendations on the efficient use of indexes and materialized views to improve query performance?()A Run the SQL Access Advisor.B Run the SQL Tuning Advisor (STA).C Run the Automatic Workload Repository (AWR) report.D Run the Automatic Database Diagnostic Monitor (ADDM).

考题 多选题You are working in a dedicated server environment. Your database is running in the automatic Program Global Area (PGA) memory management mode. Which two statements are correct in this scenario? ()AThe WORK_AREASIZE_POLICY initialization parameter cannot be set to AUTO.BThe Oracle database automatically controls the amount of PGA memory allotted to SQL work areas.CSetting the value of the SGA_TARGET initialization parameter to 0 will disable the automatic PGA memory management.DThe SORT_AREA_SIZE parameter is ignored by all the sessions running in the automatic PGA memory management mode.

考题 单选题Which statement is true about the Manageability Monitor (MMON) background process()A It transfers statistics from memory to disk at regular intervals.B It coordinates the rebalance activity for disk groups when ASM is used.C It communicates with the Automatic Storage Management (ASM) instance on behalf of the database Instance.D It performs dynamic memory management when Automatic Shared Memory Management is enabled for the Database instance

考题 单选题Your database is running in the automatic Program Global Area (PGA) memory management and Shared Memory Management mode. You want to increase the memory available for the SQL work areas. What would you do?()A modify the HASH_AREA_SIZE initialization parameterB modify the PGA_AGGREGATE_TARGET initialization parameterC modify the WORK_AREASIZE_POLICY initialization parameterD increase the value of the SGA_TARGET initialization parameterE increase the value of the SGA_MAX_SIZE initialization parameterF increase the value of the SORT_AREA_SIZE initialization parameter

考题 单选题You find that the execution time of reports in your datawarehouse application is significantly high. You suspect the lack of indexes to be the reason for the degradation in performance. Which advisory component would you refer to, in order to determine the appropriate indexes?()A  Memory AdvisorB  Segment AdvisorC  SQL Access AdvisorD  Automatic Workload Repository (AWR)E  Automatic Database Diagnostic Monitor (ADDM)

考题 单选题Which statement is true about the Manageability Monitor (MMON) background proces()A It transfers statistics from memory to disk at regular intervals.B It coordinates the rebalance activity for disk groups when ASM is used.C It communicates with the Automatic Storage Management (ASM) instance on behalf of the databaseinstance.D It performs dynamic memory management when Automatic Shared Memory Management is enabledfor the database instance.

考题 单选题For Oracle 11g, Oracle strongly recommends that you configure your database to use which of the following memory-management features?()A  Automatic PGA Memory ManagementB  Automatic SGA Memory ManagementC  Automatic Shared Memory ManagementD  Automatic Memory ManagementE  Manual SGA Memory ManagementF  None of the above

考题 单选题You specify a nonzero value for the MEMORY_TARGET initialization parameter,but do not set the PGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You restart your database instance.  Which statement about the result is true?()A  The database instance starts,and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZEB  The database instance starts,and Oracle automatically tunes memory and allocates 60 percent to the  SGA and 40 percent to the PGAC  The database instance starts,but Automatic Memory Management is disabledD  The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter

考题 单选题You use the Memory Advisor to tune the memory structures of your database. What is the prerequisite to use the Memory Advisor?()A  The database must be in the ARCHIVELOG mode.B  The automatic memory tuning must be enabled.C  The change tracking feature must be enabled.D  The automatic memory tuning must be disabled.