1Z0-417 training materials(31 to 40) for examinee: Jan 2018 Edition

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Q31. When reviewing a customer's database configuration, you find thatOPTIMIZER_USE_SQL_PLAN_BASELINESis set asTRUE. What does the Optimizer do? 

A. compares plans that itdevelops with accepted plans in baselines 

B. develops plans and adds them to baselines as verified 

C. doesn't develop an execution plan, but uses an accepted plan from baselines 

D. doesn't develop an execution plan, but uses enabled plans in the baseline 

Answer:

Q32. A customer has database performance issues within their Oracle Real Application Cluster. What is the next step? 

A. Run the V$RAC script to dump all the RAC statistics and look for what has the highest metric accumulation. 

B. Use the application load testing utility to overload a copy of their application in development to flush out theissue. 

C. Turnoff RAC interconnects to isolate any network issues impacting database performance problems. 

D. Use a third-party RAC tool to identify the bad SQL and then rewrite it. 

E. Utilize the Oracle Database Performance Method to help identify and correct issue. 

Answer:

Q33. Which option do customers need to license in order to implement SQL Performance Analyzer and Database Replay functionalities? 

A. Oracle Database Diagnostics Pack for Oracle Database 

B. Oracle Database Replay and Testing Suite 

C. Oracle SQL Developer 

D. Oracle Real Application Testing 

E. Oracle SQL Tuning Pack for Oracle Database 

Answer:

Reference: https://docs.oracle.com/cd/B19306_01/license.102/b14199/options.htm 

Q34. Which four use cases could Database Replay be used to test for database performance changes? 

A. a change in operating system versions 

B. compare Flashback workload 

C. check a workload from a single instance on an Oracle RAC database 

D. check a workload after database parameters have been changed 

E. check a workload from one database release on another database released 

F. upgrade an application 

Answer: B,C,D,E 

Q35. What are three activities an Oracle Database Performance and Tuning solution enables a customer to perform? 

A. standardize database troubleshooting and diagnostics 

B. control database clouds. 

C. automate database performance management 

D. perform global database backup 

E. outsource database operations 

F. replay and test actual workloads to assure database performance and consolidatios. 

Answer: C,D,E 

Q36. A customer seeks capability to measure and test database performance before and after application changes. Which would you implement to meet that requirement? 

A. Oracle Performance Analyzer 

B. Oracle Application Performance Analyzer 

C. Oracle Real Application Testing 

D. Oracle SQL Developer 

E. Oracle Spatial and Graph 

Answer:

Q37. An advanced fault diagnostic infrastructure introduced as of Oracle Database 11g, assigns an incidentnumber and diagnostic data when a critical error occurs. What is the feature and where does it store that data? 

A. Oracle Enterprise Manager. Data is stored in the OEM Repository. 

B. MyOracle Support. Data is stored in Oracle Cloud. 

C. Automatic Workload Repository. Data is stored in views inside the Oracle database. 

D. Automatic Diagnostic Repository. Data is stored in views inside the Oracle database. 

E. Automatic Diagnostic Repository. Data is stored in a file-based repository outside the database. 

Answer:

Explanation: 

The data is then stored in the Automatic Diagnostic Repository (ADR) — a file-based repository outside the database 

Reference: https://docs.oracle.com/cd/B28359_01/server.111/b28310/diag001.htm 

Q38. When planning an Oracle Database architecture, which are three caching functionalities that would improve application response time and speed up query processing? 

A. Result Cache 

B. Mega Cache 

C. Oracle In-Memory Database Cache 

D. Database Smart Flash Cache 

E. Oracle In-Memory DBSTATS Cache 

Answer: A,C,D 

Q39. Which is a true statement about Automatic Database Diagnostic Monitor (ADDM)? 

A. ADDM analyzes information in RMAN. 

B. Automatic Workload Repository (AWR) analyzes information stored in snapshots in tables of ADDM. 

C. ADDM analyzes information stored in snapshots in tables of the Automatic Workload Repository (AWR). 

D. ADDM and AWR are new features of Oracle Database 12c. 

E. APEX is required to access ADDM. 

Answer:

Q40. You need to load SQL statements from a time period of optimal performance to compare against a time period that performance was reported as poor. Which functionality would you use to accomplish that task? 

A. Optimizer Statistics Comparator 

B. Dynamic Baseline Advisor 

C. Automatic Workload Repository Baselines 

D. SQL Tuning Sets 

E. Database Replay 

Answer: