Note the following parameters settings in your database: SGA_MAX_SIZE = 1024M SGA_TARGET = 700M DB_8K_CACHE_SIZE = 124M LOG_BUFFER = 200M You issued the following command to increase the value of DB_8K_CACHE_SIZE: SQL> ALTER SYSTEM SET DB_8K_CACHE_SIZE=1

题目

Note the following parameters settings in your database: SGA_MAX_SIZE = 1024M SGA_TARGET = 700M DB_8K_CACHE_SIZE = 124M LOG_BUFFER = 200M You issued the following command to increase the value of DB_8K_CACHE_SIZE: SQL> ALTER SYSTEM SET DB_8K_CACHE_SIZE=140M; What would happen?（）

  • A、It will fail because DB_8K_CACHE_SIZE parameter cannot be changed dynamically
  • B、It will be successful only if the memory is available from the auto tuned components
  • C、It will fail because an increase in DB_8K_CACHE_SIZE cannot be accommodated within SGA_TARGET
  • D、It will fail because an increase in the DB_8K_CACHE_SIZE cannot be accommodated within SGA_MAX_SIZE
相似考题

1.You set the following parameters in the parameter file and restarted the database:Which two statements are true regarding these parameters after the database instance is restarted?()A. The MEMORY_MAX_TARGET parameter is automatically set to 500 MBB. The value of the MEMORY_MAX_TARGET parameter remains zero till it is changed manuallyC. The PGA_AGGREGATE_TARGET and SGA_TARGET parameters are automatically set to zeroD. The lower bounds of PGA_AGGREGATE_TARGET and SGA_TARGET parameters are set to 90 MB and 270 MB, respectively

2.To implement Automatic Management (AMM), you set the following parameters: When you try to start the database instance with these parameter settings, you receive the following error message:SQL > startupORA-00824: cannot set SGA_TARGET or MEMORY_TARGET due to existing internal settings, see alert log for more information.Identify the reason the instance failed to start.（）A.The PGA_AGGREGATE_TARGET parameter is set to zero.B.The STATISTICS_LEVEL parameter is setto basic.C.Both the SGA_TARGETandMEMORY_TARGET paramete rsareset.D.The SGA_MAX_SIZEandSGA_TARGET parameter value sare note qual.

3.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

4.Note the following parameters settings in your database:What would happen?()A. It will fail because DB_8K_CACHE_SIZE parameter cannot be changed dynamicallyB. It will be successful only if the memory is available from the auto tuned componentsC. It will fail because an increase in DB_8K_CACHE_SIZE cannot be accommodated within SGA_TARGETD. It will fail because an increase in the DB_8K_CACHE_SIZE cannot be accommodated within SGA_MAX_SIZE

参考答案和解析
正确答案:D
更多“Note the following parameters settings in your database: SGA_MAX_SIZE = 1024M SGA_TARGET = 700M DB_8K_CACHE_SIZE = 124M LOG_BUFFER = 200M You issued the following command to increase the value of DB_8K_CACHE_SIZE: SQL ALTER SYSTEM SET DB_8K_CACHE_SIZE=140”相关问题

  • 第1题：

    You just issued the following statement: ALTER TABLE SALES DROP COLUMN PROFIT. Which of the following choices identifies when the column will actually be removed from Oracle?（）

    • A、Immediately following statement execution 
    • B、After the ALTER TABLE DROP UNUSED COLUMNS command is issued 
    • C、After the ALTER TABLE SET UNUSED COLUMN command is issued 
    • D、After the ALTER TABLE MODIFY command is issued

    正确答案:B

  • 第2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3题：

    You are managing a single instance Oracle 10g database that utilizes the following parameters：  Which of the following set of commands must you execute to enable Flashback Database？（）

    • A、  STARTUP MOUNT EXCLUSIVE  ALTER DATABASE FLASHBACK ON；  ALTER DATABASE OPEN；
    • B、  STARTUP MOUNT  ALTER DATABASE FLASHBACK ON；  ALTER DATABASE OPEN RESETLOGS；
    • C、  STARTUP MOUNT EXCLUSIVE  ATLER DATABASE ARCHIVELOG；  ALTER DATABASE FLASHBACK ON；  ALTER DATABASE OPEN RESETLOGS；
    • D、  STARTUP MOUNT  ALTER DATABASE ARCHIVELOG；  ALTER DATABASE FLASHBACK ON；  ALTER DATABASE OPEN；

    正确答案:D

  • 第4题：

    The SPFILE for your database contains the following parameter settings：   SGA_TARGET = 1000M   DB_CACHE_SIZE = 512M   SHARED_POOL_SIZE = 128M   LOG_BUFFER = 10M   DB_8K_CACHE_SIZE = 50M   What is the total memory that can be distributed across the auto-tuned memory components？（）  

    • A、 940M
    • B、 990M
    • C、 690M
    • D、 1000M

    正确答案:A

  • 第5题：

    Your SPFILE contains the following parameter settings：   SGA_TARGET = 8G   DB_CACHE_SIZE = 4G   SHARED_POOL_SIZE = 2G   LARGE_POOL_SIZE = 512M   JAVA_POOL_SIZE = 512M   LOG_BUFFER = 100M   SGA_MAX_SIZE = 10G   You query the V$SGA_DYNAMIC_COMPONENTS dynamic performance view and discover that the large pool component is currently sized at 1G. You want the value of the SGA_TARGET initialization parameter to 10G， but instead of specifying a value of 10G for the SGA_TARGET initialization parameter， you erroneously execute the following statement：   SQL>ALTER SYSTEM SET SGA_TARGET = 0 SCOPE = BOTH；   What is the result of this statement？（）  

    • A、 The database crashes.
    • B、 The large pool releases 512M of memory.
    • C、 The large pool retains 1G of allocated memory.
    • D、 The large pool increases to 1，512M of memory.

    正确答案:C

  • 第6题：

    Your database block size is 4 KB. In this database， you are required to create a tablespace with a block size of 8 KB. Which is the prerequisite for creating this tablespace？（）

    • A、 The parameter DB_CACHE_SIZE must be a multiple of 8.
    • B、 The value of the parameter SGA_MAX_SIZE must be increased.
    • C、 The tablespace must be created with a uniform extent size of 8 KB
    • D、 The parameter DB_8K_CACHE_SIZE must be defined in the parameter file.

    正确答案:D

  • 第7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8题：

    单选题
    The SPFILE for your database contains the following parameter settings：   SGA_TARGET = 1000M   DB_CACHE_SIZE = 512M   SHARED_POOL_SIZE = 128M   LOG_BUFFER = 10M   DB_8K_CACHE_SIZE = 50M   What is the total memory that can be distributed across the auto-tuned memory components？（）
    A

     940M

    B

     990M

    C

     690M

    D

     1000M


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    The SPFILE for the PROD database specifies the following initialization parameter values：   SGA_TARGET = 2G   DB_8K_CACHE_SIZE = 128M   You create a tablespace named HR with the non-standard block size of 8K. Four database users are running queries on a table in the HR tablespace. These users complain that the queries are taking longer than usual to complete. While investigating the reasons for this delay， you discover that the database encounters extensive cache misses on the database buffer cache with the block size of 8K. You issue the following statement to increase the value of the DB_8K_CACHE_SIZE initialization parameter to 256M：   SQL>ALTER SYSTEM SET DB_8K_CACHE_SIZE=256M SCOPE = BOTH；   What is the result of this statement？（）
    A

     The statement fails because you cannot set the memory components manually if the SGA_TARGET initialization parameter is set to a nonzero value.

    B

     The statement fails because the DB_8K_CACHE_SIZE initialization parameter is not a dynamic parameter.

    C

     The statement increases the value of the DB_8K_CACHE_SIZE initialization parameter to 256M and extracts an additional 128M of memory from the automatically sized memory components.

    D

     The statement increases the value of the DB_8K_CACHE_SIZE initialization parameter to 256M and reallocates an additional 128M memory from the memory components that are not auto-tuned.


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    Your SPFILE contains the following parameter settings：   SGA_TARGET = 8G   DB_CACHE_SIZE = 4G   SHARED_POOL_SIZE = 2G   LARGE_POOL_SIZE = 512M   JAVA_POOL_SIZE = 512M   LOG_BUFFER = 100M   SGA_MAX_SIZE = 10G   You query the V$SGA_DYNAMIC_COMPONENTS dynamic performance view and discover that the large pool component is currently sized at 1G. You want the value of the SGA_TARGET initialization parameter to 10G， but instead of specifying a value of 10G for the SGA_TARGET initialization parameter， you erroneously execute the following statement：   SQL>ALTER SYSTEM SET SGA_TARGET = 0 SCOPE = BOTH；   What is the result of this statement？（）
    A

     The database crashes.

    B

     The large pool releases 512M of memory.

    C

     The large pool retains 1G of allocated memory.

    D

     The large pool increases to 1，512M of memory.


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    You are managing a single instance Oracle 10g database that utilizes the following parameters：  Which of the following set of commands must you execute to enable Flashback Database？（）
    A

      STARTUP MOUNT EXCLUSIVE  ALTER DATABASE FLASHBACK ON；  ALTER DATABASE OPEN；

    B

      STARTUP MOUNT  ALTER DATABASE FLASHBACK ON；  ALTER DATABASE OPEN RESETLOGS；

    C

      STARTUP MOUNT EXCLUSIVE  ATLER DATABASE ARCHIVELOG；  ALTER DATABASE FLASHBACK ON；  ALTER DATABASE OPEN RESETLOGS；

    D

      STARTUP MOUNT  ALTER DATABASE ARCHIVELOG；  ALTER DATABASE FLASHBACK ON；  ALTER DATABASE OPEN；


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    Your database block size is 4 KB. In this database， you are required to create a tablespace with a block size of 8 KB. Which is the prerequisite for creating this tablespace？（）
    A

     The parameter DB_CACHE_SIZE must be a multiple of 8.

    B

     The value of the parameter SGA_MAX_SIZE must be increased.

    C

     The tablespace must be created with a uniform extent size of 8 KB

    D

     The parameter DB_8K_CACHE_SIZE must be defined in the parameter file.


    正确答案： B
    解析： 暂无解析

  • 第13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14题：

    our database instance is started using the server parameter file （SPFILE）. You executed a command tochange 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 theSystem Global Area （SGA）

    正确答案:C

  • 第15题：

    You created the ORDERS table in your database by using the following code：   SQL> CREATE TABLE ORDERS （ORDER_DATE TIMESTAMP（0） WITH TIME ZONE）；   Then， you inserted data in the ORDERS table and saved it by issuing the following statements：SQL> INSERT INTO ORDERS VALUES（’18-AUG-00 10：26：44 PM America/New_York’）；   SQL> INSERT INTO ORDERS VALUES（’23-AUG-02 12：46：34 PM America/New_York’）；   SQL> COMMIT；   Next， you issued the following statement to change the time zone for the database：   SQL> ALTER DATABASE SET TIME_ZONE=’Europe/London’；   What will be the result of executing the above statement？（）  

    • A、 The statement will fail.
    • B、 The statement will be executed successfully， and the new time zone will be set for the database.
    • C、 The statement will be executed successfully， but the new time zone will be set for the current session.
    • D、The statement will be executed successfully， but the new time zone will neither be set for the database nor for a specific session.

    正确答案:A

  • 第16题：

    Your database is started by using the server parameter file （SPFILE）. You issued this command to change the value of the LOG_BUFFER initialization parameter：  ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH；  What would be the outcome of this command？ （）

    • A、The command would return an error because LOG_BUFFER is a static parameter.
    • B、The parameter value would be changed and it would come into effect immediately.
    • C、You need to restart the database so that parameter changes can come into effect.
    • D、The command would succeed only if initialization parameter LOG_ARCHIVE_MAX_PROCESS is set to value 2.

    正确答案:A

  • 第17题：

    You decided to increase the value for the SHARED_SERVERS parameter by using the following command：  SQL> ALTER SYSTEM SET SHARED_|SERVERS=3 SCOPE=？；  Which three values can be specified for the SCOPE clause？（）

    • A、ALL
    • B、PFILE
    • C、BOTH
    • D、NONE
    • E、SPFILE
    • F、MEMORY
    • G、INSTANCE
    • H、DATABASE

    正确答案:C,E,F

  • 第18题：

    You issued the following command at the UNIX environment：   % setenv ORA_SDTZ ’OZ_TZ’   What will be the impact of issuing the above command？（）  

    • A、 The operating system local time zone will be set for a user session using the operating system environment variable.
    • B、 The database local time zone will be set for a user session using the operating system environment variable.
    • C、 The operating system local time zone will be set for the database using the operating system environment
    • D、 The database local time zone will be set for the database using the operating system environment variable.

    正确答案:B

  • 第19题：

    单选题
    Your database is started by using the server parameter file （SPFILE）. You issued this command to change the value of the LOG_BUFFER initialization parameter：  ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH;  What would be the outcome of this command？（）
    A

    The command would return an error because LOG_BUFFER is a static parameter.

    B

    The parameter value would be changed and it would come into effect immediately.

    C

    You need to restart the database so that parameter changes can come into effect.

    D

    The command would succeed only if initialization parameter LOG_ARCHIVE_MAX_PROCESS is set to value 2.


    正确答案： A
    解析： 暂无解析

  • 第20题：

    单选题
    You have included the following parameter settings in your SPFILE://    SGA_MAX_SIZE=8G   SGA_TARGET=6G   DB_CACHE_SIZE=2G   SHARED_POOL_SIZE=1G   LOG_BUFFER=64M   DB_KEEP_CACHE_SIZE=960M   Which statement is true if you modify the SGA_TARGET initialization parameter？（）
    A

    The SGA_TARGET initialization parameter cannot be set to a value greater than 8G

    B

     The DB_CACHE_SIZE initialization parameter cannot be set to a value less than 2G

    C

     The DB_CACHE_SIZE initialization parameter cannot be set to a value greater than 2G

    D

     The DB_KEEP_CACHE_SIZE initialization parameter cannot be set to a value greater than 960M 

    E

     The DB_KEEP_CACHE_SIZE initialization parameter cannot be set to a value less than 960M


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    our database instance is started using the server parameter file （SPFILE）. You executed a command tochange 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 theSystem Global Area （SGA）


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    To implement Automatic Management (AMM), you set the following parameters: When you try to start the database instance with these parameter settings, you receive the following error message: SQL > startup ORA-00824: cannot set SGA_TARGET or MEMORY_TARGET due to existing internal settings, see alert log for more information. Identify the reason the instance failed to start.（）
    A

    The PGA_AGGREGATE_TARGET parameter is set to zero.

    B

    The STATISTICS_LEVEL parameter is setto basic.

    C

    Both the SGA_TARGETandMEMORY_TARGET paramete rsareset.

    D

    The SGA_MAX_SIZEandSGA_TARGET parameter value sare note qual.


    正确答案： C
    解析： 暂无解析

  • 第23题：

    多选题
    You decided to increase the value for the SHARED_SERVERS parameter by using the following command：  SQL> ALTER SYSTEM SET SHARED_|SERVERS=3 SCOPE=？；  Which three values can be specified for the SCOPE clause？（）
    A

    ALL

    B

    PFILE

    C

    BOTH

    D

    NONE

    E

    SPFILE

    F

    MEMORY

    G

    INSTANCE

    H

    DATABASE


    正确答案： C,B
    解析： 暂无解析

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