When manually configuring the SGA,which of the following parameter changes requires an instance restart to take effect?() "First Test, First Pass" - www.lead2pass.com 97 Oracle 1Z0-053 Exam
A、 DB_CACHE_SIZE
B、 SHARED_POOL_SIZE
C、 LARGE_POOL_SIZE
D、 JAVA_POOL_SIZE
E、 SGA_MAX_SIZE
F、 SORT_AREA_SIZE
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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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关于IEEE802.3的CSMA/CD协议,下面结论中错误的是(62)。
A.CSMA/CD是一种解决访问冲突的协议
B.CSMA/CD协议适用于所有802.3以太网
C.在网络负载较小时,CSMA/CD协议的通信效率很高
D.这种网络协议适合传输非实时数据
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What recommendations does the SQL Access Advisor provide for optimizing SQL queries? ()(Choose all that apply.)
Aselection of SQL plan baselines
Bpartitioning of tables and indexes
Ccreation of index-organized tables
Dcreation of bitmap, function-based, and B-tree indexes
Eoptimization of materialized views for maximum query usage and fast refresh
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When you create a backup control file, where is the resulting file written to?()
A、 The database user dump destination directory
B、 The database diagnostic destination directory
C、 To $ORACLE_HOME/rdbms
D、 To $ORACLE_HOME/admin
E、 To the directory and filename you specify in the command
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You executed the following command: RMAN> RECOVER COPY OF DATAFILE ’/u01/app/oracle/oradata/orcl/users01.dbf’; Which statement regarding the above command is correct?()
A、 The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the image copy.
B、 The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the last incremental backup.
C、 Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are updated with all changes up to incremental backup SCN.
D、 Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are recovered using the above command if data file recovery fails.