1Z0-054 Exam Dumps | The database application developers are planning to make some major schema changes such as creating new

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Question 115/180

The database application developers are planning to make some major schema changes such as creating new indexes and materialized views. They want to check the net impact of these changes on the workload performance. This activity has to be performed in the production database, so they want only the query part of the data manipulation language (DML) statements to be executed so that the side effects to the database or user data can be prevented. What should they use to achieve this?

A. SQL Access Advisor

B. Database Replay

C. SQL Performance Analyzer

D. SQL Tuning Advisor

Question List (180q): Question 1: The columns CUST_CITY, CUST_STATE_PROVINCE, and COUNTRY_ID a...; Question 2: Identify the correct statements about the SYSTEM_MOVING_WIND...; Question 3: Which statement is correct about server-generated alerts?...; Question 4: Examine the output of the following query: SQL> SELECT c....; Question 5: View the Exhibit and examine the result of Automatic SQL Tun...; Question 6: View the Exhibit.Which statement is true about applying the ...; Question 7: View the Exhibit and examine the statistics of a SQL stateme...; Question 8: You work as a DBA for a company and manage an online transac...; Question 9: You are a DBA in ABC Corp. 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You are working on an ...; Question 21: You observed in your database that the queries formerly exec...; Question 22: View the Exhibit and examine the output for the WRC command-...; Question 23: You query the V$SYSSTAT view and notice a significantly high...; Question 24: You plan to use adaptive thresholds as part of the performan...; Question 25: You want to capture the performance statistics during a syst...; Question 26: You analyze an Automatic Database Diagnostic Monitor (ADDM) ...; Question 27: Identify the type of recommendation that can automatically b...; Question 28: You are working on an online transaction processing (OLTP) s...; Question 29: Your database has the ACCTG service configured for an accoun...; Question 30: Identify two correct statements about the Active Session His...; Question 31: Which two statements are true about the database buffer cach...; Question 32: Examine the SQL statement given below: SQL> EXPLAIN PLAN ...; Question 33: Your database supports many applications running on the midd...; Question 34: What indicates that the rate of writing data blocks to the d...; Question 35: The OPTIMIZER_CAPTURE_SQL_PLAN_BASELINES parameter is set to...; Question 36: Which three statements are true about Statspack usage? (Choo...; Question 37: What is the purpose of running the statspack.snap script dur...; Question 38: After an Automatic Database Diagnostic Monitor (ADDM) run, y...; Question 39: You have the automatic optimizer statistics gathering enable...; Question 40: A batch workload that historically completed in the maintena...; Question 41: You created two services HR and FINANCE on a single instance...; Question 42: You want information in the form of charts for throughput an...; Question 43: View Exhibit1 to examine the description of the CUSTOMERS ta...; Question 44: You are working as a DBA for a DSS system, on which applicat...; Question 45: You upgraded database from the Oracle Database 10g to Oracle...; Question 46: You work as a database administrator to manage an online tra...; Question 47: The OS administrator in your company informed you about the ...; Question 48: After running SQL Performance Analyzer (SPA), you observe a ...; Question 49: You are working on an online transaction processing (OLTP) s...; Question 50: You notice that two wait events, Latch:cache buffer chains a...; Question 51: You are working on a database that was upgraded to Oracle Da...; Question 52: You are a DBA in ABC Corp. 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The com...; Question 55: There are 500 users of an online transaction processing (OLT...; Question 56: You queried V$SYSTEM_EVENT in your online transaction proces...; Question 57: View the Exhibit and analyze a portion of the Active Session...; Question 58: View the Exhibit and examine the partial output from the fol...; Question 59: You are managing an online transaction processing (OLTP) sys...; Question 60: As a DBA configuring a new instance, you want to run a repre...; Question 61: View the Exhibit.You want to set the threshold for the numbe...; Question 62: You work on an online transaction processing (OLTP) database...; Question 63: Examine the output of the following query: SQL> SELECT c....; Question 64: Which two activities can be identified as common unscalable ...; Question 65: You are hired by ABC Pvt Ltd., and assigned the task of mana...; Question 66: In your organization the Oracle Database 11g installation in...; Question 67: On examining the Automatic Workload Repository (AWR) report,...; Question 68: While diagnosing performance problems for a database, you fi...; Question 69: You plan to collect statistics for an important table in you...; Question 70: You receive a recommendation for a SQL statement through the...; Question 71: Which three factors influence the optimizer's behavior while...; Question 72: View the Exhibit and analyze the output of the query.What do...; Question 73: View the Exhibit that shows your investigation of performanc...; Question 74: While configuring the snapshot data capture for your databas...; Question 75: You are working on an online transaction processing (OLTP) s...; Question 76: Which two symptoms related to the database buffer cache toge...; Question 77: Identify the situation in which you would use the Automatic ...; Question 78: View the Exhibit and analyze the output of a query executed ...; Question 79: The Automatic Workload Repository (AWR) snapshot interval is...; Question 80: You work on an online transaction processing (OLTP) database...; Question 81: View the Exhibit and examine the plans in the SQL plan basel...; Question 82: You work for ABC Pvt Ltd. The company has recently upgraded ...; Question 83: In a database, the values for transactions per second are hi...; Question 84: Your system is upgraded from Oracle Database 10g to Oracle D...; Question 85: You are working on a development database that was upgraded ...; Question 86: You have the automatic optimizer statistics gathering enable...; Question 87: View the Exhibit and examine the Instance Efficiency Percent...; Question 88: You work as a DBA and have the responsibility of managing a ...; Question 89: Which statement is true regarding the setting of the PCTFREE...; Question 90: As part of a proactive tuning activity, you have the Automat...; Question 91: You are working as a DBA in ABC Corp. 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Question 115/180

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