Which statement describes queue and buffer managment in the E-series router?（）A、Buffer memory is managed dynamically in the I/O module.B、Buffer memory is managed dynamically in the switch fabric.C、Buffer memory is managed dynamically on egress line module

题目

Which statement describes queue and buffer managment in the E-series router?（）

  • A、Buffer memory is managed dynamically in the I/O module.
  • B、Buffer memory is managed dynamically in the switch fabric.
  • C、Buffer memory is managed dynamically on egress line modules.
  • D、Buffer memory is managed dynamically on ingress line modules
相似考题

1.An application accesses a small lookup table frequently. You notice that the required data blocks are getting aged out of the default buffer cache.How would you guarantee that the blocks for the table never age out?（）A. Configure the KEEP buffer pool and alter the table with the corresponding storage clause.B. Increase the database buffer cache size.C. Configure the RECYCLE buffer pool and alter the table with the corresponding storage clause.D. Configure Automata Shared Memory Management.E. Configure Automatic Memory Management

2.Which configuration command configures queue buffer allocation on the ERX Edge Router?()A.qos-profileB.queue-profileC.scheduler-profileD.traffic-shape-profile

3.On which component are RED and WRED managed in the router?()A. I/O moduleB. switch fabricC. egress line moduleD. ingress line module

4.In a recent Automatic Workload Repository (AWR) report for your database, you notice a high number of buffer busy waits. The database consists of locally managed tablespaces with free list managed segments.On further investigation, you find that buffer busy waits is caused by contention on data blocks.Which option would you consider first to decrease the wait event immediately?（）A. Decreasing PCTUSEDB. Decreasing PCTFREEC. Increasing the number of DBWN processD. Using Automatic Segment Space Management (ASSM)E. Increasing db_buffer_cache based on the V$DB_CACHE_ADVICE recommendation

更多“Which statement describes queue and buffer managment in the E-series router?（）A、Buffer memory is managed dynamically in the I/O module.B、Buffer memory is managed dynamically in the switch fabric.C、Buffer memory is managed dynamically on egress line module”相关问题

  • 第1题：

    Which statement describes queue and buffer managment in the E－series router?()

    A. Buffer memory is managed dynamically in the I/O module.

    B. Buffer memory is managed dynamically in the switch fabric.

    C. Buffer memory is managed dynamically on egress line modules.

    D. Buffer memory is managed dynamically on ingress line modules


    参考答案：C

  • 第2题：

    You noticed that large memory allocations for the Oracle backup and restore operations are causing a performance overhead on the shared pool. Which memory structure would you configure to avoid this performance overhead？（）

    • A、 recycle buffer cache
    • B、 large pool
    • C、 streams pool
    • D、 keep buffer cache
    • E、 redo log buffer

    正确答案:B

  • 第3题：

    You configured the large pool for Oracle backup and restore operations. As a result， which component would require less memory？（）

    • A、 streams pool
    • B、 shared pool
    • C、 log buffer
    • D、 keep buffer cache
    • E、 recycle buffer cache

    正确答案:B

  • 第4题：

    Identify the memory component from which memory may be allocated for: （） 1: Session memory for the shared server  2: Buffers for I/O slaves  3: Oracle Database Recovery Manager (RMAN) backup and restore operations 

    • A、Large Pool
    • B、Redo Log Buffer
    • C、Database Buffer Cache
    • D、Program Global Area （PGA）

    正确答案:A

  • 第5题：

    You have configured Automatic Shared Memory Management. Which four memory structures would be automatically tuned？ （）

    • A、 log buffer
    • B、 Java pool
    • C、 Large pool
    • D、 Fixed SGA
    • E、 Shared pool
    • F、 Streams pool
    • G、 Keep buffer cache
    • H、 Database buffer cache

    正确答案:B,C,E,H

  • 第6题：

    In a recent Automatic Workload Repository (AWR) report for your database, you notice a high number of buffer busy waits. The database consists of locally managed tablespaces with free list managed segments. On further investigation, you find that buffer busy waits is caused by contention on data blocks. Which option would you consider first to decrease the wait event immediately?（）

    • A、Decreasing PCTUSED
    • B、Decreasing PCTFREE
    • C、Increasing the number of DBWN process
    • D、Using Automatic Segment Space Management (ASSM)
    • E、Increasing db_buffer_cache based on the V$DB_CACHE_ADVICE recommendation

    正确答案:D

  • 第7题：

    Your database is using shared server configuration. Which optional memory structure would you configure to store the User Global Area （UGA） information and improve the shared pool performance？（）

    • A、large pool
    • B、streams pool
    • C、keep buffer cache
    • D、recycle buffer cache

    正确答案:A

  • 第8题：

    单选题
    Identify the memory component from which memory may be allocated for: （） 1: Session memory for the shared server  2: Buffers for I/O slaves  3: Oracle Database Recovery Manager (RMAN) backup and restore operations
    A

    Large Pool

    B

    Redo Log Buffer

    C

    Database Buffer Cache

    D

    Program Global Area （PGA）


    正确答案： A
    解析： 暂无解析

  • 第9题：

    单选题
    Which statement correctly describes the function of Oracle9i Cache Fusion feature？（）
    A

    It provides each session with its own view of the database at a different point in the past. 

    B

    It enables you to execute scalable applications on a clustered database without having to partition the users or the database tables. 

    C

    It lets you dynamically reassign memory in your database buffer cache to different block buffer sizes. 

    D

    It allows you to add new sites to multimaster replication environment without quiescing the master definition site.


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    On which component are RED and WRED managed in the router?（）
    A

    I/O module

    B

    switch fabric

    C

    egress line module

    D

    ingress line module


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    You noticed that large memory allocations for the Oracle backup and restore operations are causing a performance overhead on the shared pool. Which memory structure would you configure to avoid this performance overhead？（）
    A

     recycle buffer cache

    B

     large pool

    C

     streams pool

    D

     keep buffer cache

    E

     redo log buffer


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    An application accesses a small lookup table frequently. You notice that the required data blocks are getting aged out of the default buffer cache. How would you guarantee that the blocks for the table never age out?（）
    A

    Configure the KEEP buffer pool and alter the table with the corresponding storage clause.

    B

    Increase the database buffer cache size.

    C

    Configure the RECYCLE buffer pool and alter the table with the corresponding storage clause.

    D

    Configure Automata Shared Memory Management.

    E

    Configure Automatic Memory Management


    正确答案： D
    解析： 暂无解析

  • 第13题：

    On which component are RED and WRED managed in the router?（）

    • A、I/O module
    • B、switch fabric
    • C、egress line module
    • D、ingress line module

    正确答案:C

  • 第14题：

    A system administrator for a business recovery service center needs to test disaster recovery strategies for their clients running Linux. Each client has a different system configuration. Each time a client comes in, the system configuration of the managed system must change. What is the best way to handle this using LPAR?（）

    • A、Create a system profile. Reconfigure the managed system by activating and deactivating the system profiles. 
    • B、Create one partition profile for each client. Reconfigure the managed system by activating the partition profiles for that client. 
    • C、Dynamically move processors and memory as needed into each logical partition. Reconfigure the managed system by activating and deactivating partition profiles. 
    • D、Dynamically move processors and memory into each logical partition on the server if additional resources are needed. Reconfigure the managed system by activating and deactivating the system profiles.

    正确答案:B

  • 第15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 mb
    • C、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

    正确答案:A

  • 第16题：

    Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH；  What would be the outcome of this command（）

    • A、The command succeeds only if Automatic Memory Management is not enabled.
    • B、The command succeeds， but you need to restart the database for changes to take effect.
    • C、The command returns an error because the size of the redo log buffer cannot be changed dynamically.
    • D、The parameter value is changed and it comes into effect as soon as space becomes available in the System Global Area （SGA）.

    正确答案:C

  • 第17题：

    Records from the data dictionary information are stored in which of the following database memory areas?（）

    • A、Library cache 
    • B、Row cache 
    • C、Session UGA 
    • D、Buffer cache

    正确答案:B

  • 第18题：

    Identify the memory component from which memory may be allocated for：（） 1. Session memory for the shared server 2. Buffers for I/O slaves 3. Oracle Database Recovery Manager （RMAN） backup and restore operations

    • A、Large Pool
    • B、Redo Log Buffer
    • C、Database Buffer Cache
    • D、Program Global Area （PGA）

    正确答案:A

  • 第19题：

    单选题
    Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH；  What would be the outcome of this command（）
    A

    The command succeeds only if Automatic Memory Management is not enabled.

    B

    The command succeeds， but you need to restart the database for changes to take effect.

    C

    The command returns an error because the size of the redo log buffer cannot be changed dynamically.

    D

    The parameter value is changed and it comes into effect as soon as space becomes available in the System Global Area （SGA）.


    正确答案： D
    解析： 暂无解析

  • 第20题：

    单选题
    Identify the memory component from which memory may be allocated for：（） 1. Session memory for the shared server 2. Buffers for I/O slaves 3. Oracle Database Recovery Manager （RMAN） backup and restore operations
    A

    Large Pool

    B

    Redo Log Buffer

    C

    Database Buffer Cache

    D

    Program Global Area （PGA）


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    You configured the large pool for Oracle backup and restore operations. As a result， which component would require less memory？（）
    A

     streams pool

    B

     shared pool

    C

     log buffer

    D

     keep buffer cache

    E

     recycle buffer cache


    正确答案： E
    解析： 暂无解析

  • 第22题：

    单选题
    Which statement describes queue and buffer managment in the E-series router?（）
    A

    Buffer memory is managed dynamically in the I/O module.

    B

    Buffer memory is managed dynamically in the switch fabric.

    C

    Buffer memory is managed dynamically on egress line modules.

    D

    Buffer memory is managed dynamically on ingress line modules


    正确答案： C
    解析： 暂无解析

  • 第23题：

    多选题
    You have configured Automatic Shared Memory Management. Which four memory structures would be automatically tuned？ （）
    A

    log buffer

    B

    Java pool

    C

    Large pool

    D

    Fixed SGA

    E

    Shared pool

    F

    Streams pool

    G

    Keep buffer cache

    H

    Database buffer cache


    正确答案： F,B
    解析： 暂无解析

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