Change in the Oracle Database version
Change in your network infrastructure
Change in the hardware configuration of the database server
Migration of database storage from non-ASM to ASM storage
Database and operating system upgrade
第1题:
You are using flat files as the data source for one of your data warehousing applications. To optimize the application performance, you plan to move the data from the flat files to clustered tables in an Oracle database.While migrating the data, you want to have minimal impact on the database performance and optimize the dataload operation. Which method would you use to load data into the Oracle database()
第2题:
Your system has been upgraded from Oracle Database 10g to Oracle Database 11g. You imported SQL Tuning Sets (STS) from the previous version. After changing the OPTIMIZER_FEATURE_ENABLE parameter to 10.2.0.4 and running the SQL Performance Analyzer, you observed performance regression for a few SQL statements. What would you do with these SQL statements?()
第3题:
You are using flat files as the data source for one of your data warehousing applications. To optimizethe application performance, you plan to move the data from the flat files toclustered tablesin an Oracle database. While migrating the data, you want to have minimal impact on the database performance and optimize thedata load operation. Which method would you use to load data into the Oracle database()
第4题:
Your system has been upgraded from Oracle Database 10g to Oracle Database 11g. You imported SQL Tuning Sets (STS) from the previous version. After changing the OPTIMIZER_FEATURE_ENABLE parameter to 10.2.0.4 and running the SQL Performance Analyzer, you observed performance regression for a few SQL statements. What would you do with these SQL statements?()
第5题:
Identify three scenarios in which you would recommend the use of SQL Performance Analyzer to analyzeimpact on the performance of SQL statements.()
第6题:
You are a database administrator for your company. The company runs a popular database-driven Web site against a SQL Server 2005 computer named SQL2. You need to ensure a quick response time and appropriate audit trail in the event that SQL2 experiences excessive traffic due to denial-of-service (DoS) attacks. Which two actions should you perform?()
第7题:
Create a new performance alert to monitor the Current Bandwidth counter.
Create a new performance alert to monitor the Bytes Total/sec counter.
Configure the new performance alert to start a SQL Server Profiler trace.
Configure the new performance alert to start a Network Monitor capture.
第8题:
Create a database view to retrieve the data.
Use a clustered index on the SQL Azure database tables.
Open a new database connection when an operation times out.
Create SQL Azure database table indexes basedon application queries
第9题:
Use the external table population.
Use the Oracle Data Pump export and import utility.
Use the conventional path data load of the SQL*Loader utility.
Use the INSERT INTO...SELECT command to load the data
第10题:
use the external table population
use the Oracle Data Pump export and import utility
use the conventional path data load of SQL*Loader utility
use the direct path data load of Oracle export and import utility
第11题:
Use the SQL Server Profiler to capture all SQL activities.
Use a Dynamic Management View to analyze performance.
Use the Database Engine Tuning Advisor to analyze the workload.
Use Microsoft SQL Server Management Studio to analyze the SQL logs.
第12题:
Change in the Oracle Database version
Change in your network infrastructure
Change in the hardware configuration of the database server
Migration of database storage from non-ASM to ASM storage
Database and operating system upgrade
第13题:
You are maintaining the SALES database for eSoft Corporation. You have not configured ASMM on the database. You want to know what size of the SGA will provide the best performance. Which advisor would you use to determine the suitable size of the SGA?()
第14题:
Your database supports an online transaction processing (OLTP) application. The application is undergoing some major schema changes, such as addition of new indexes and materialized views. You want to check the impact of these changes on workload performance. What should you use to achieve this?()
第15题:
You are using flat files as the data source for one of your data warehousing applications. You plan to move the data from the flat file structures to an Oracle database to optimize the application performance. In your database you have clustered tables. While migrating the data, you want to have minimal impact on the database performance and optimize the data load operation. Which method would you use to load data into Oracle database?()
第16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?()
第17题:
A Windows Azure application connects to a SQL Azure database. Connections to the database are being dropped due to throttling. You need to recommend an approach for identifying the root cause of the problem. Which two actions should you recommend?()
第18题:
A Windows Azure application retrieves data from SQL Azure. You need to recommend an approach for improving application query performance. What should you recommend?()
第19题:
Run the SQL Access Advisor.
Run the SQL Tuning Advisor (STA).
Run the Automatic Workload Repository (AWR) report.
Run the Automatic Database Diagnostic Monitor (ADDM).
第20题:
Use the external table population.
Use the Oracle Data Pump export and import utility.
Use the conventional path data load of the SQL*Loader utility.
Use the INSERT INTO...SELECT command to load the data.
第21题:
SQL Tuning Advisor
Undo Advisor
ADDM
Memory Advisor
第22题:
Use Dynamic Management Views to analyze performance issues.
Decrease the connection timeout in the database connection string.
Make sure the application is closing database connections that are not needed.
Use SQL Profiler to analyze performance issues by configuring it to connect to SQL Azure.
第23题:
Use SQL Server Profiler to identify missing indexes.
Use the Database Engine Tuning Advisor to identify missing indexes.
Use a Dynamic Management View to analyze query plans.
Use a DynamicManagement View to ascertain the number of pending I/O requests.
第24题:
Set OPTIMIZER_USE_PLAN_BASELINES to FALSE to prevent the use of regressed plans.
Capture the plans from the previous version using STS and then load them into the stored outline.
Capture the plans from the previous version using STS and then load them into SQL Management Base (SMB)
Set OPTIMIZER_CAPTURE_SQL_PLAN_BASELINES to FALSE to prevent the plans from being loaded to the SQL plan baseline.