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Exam contains 181 questions

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Question 19 🔥

Which two are true about SQL Performance Analyzer (SPA)? (Choose two.)

Which database solution meets these requirements?

A. It is integrated with the SQL Access Advisor.

Highly voted

B. It predicts the impact of system changes on SQL workload response time.

Highly voted

C. It provides before and after execution statistics for each SQL statement in the analysis task

Highly voted

D. It offers fine-grained analysis of all the SQL statements in the analysis task as a group.

Highly voted

E. SQL statements that were originally run concurrently are run concurrently by SPA.

Highly voted

Discussion of the question

Question 20 🔥

A user complains about poor database performance.You want to verify if the user's session has waited for certain types of I/O activity.Which view displays all waits waited on by a session at least once?

Which database solution meets these requirements?

Discussion of the question

Question 21 🔥

Which two are true about gathering optimizer statistics? (Choose two.)

Which database solution meets these requirements?

A. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics in all open PDBs except PDB$SEED.

Highly voted

B. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to a PDB opened in read/write mode gathers object statistics for that PD

Highly voted

C. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics only in CDB$ROOT.

Highly voted

D. System statistics can be gathered only while connected to CDB$ROOT.

Highly voted

E. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics in all open pluggable databases (PDBs)

Highly voted

Discussion of the question

Question 22 🔥

Examine this output:Which two are true? (Choose two.)

Which database solution meets these requirements?

A. Any PDB not specified in the plan will be unable to execute statements in parallel.

Highly voted

B. PDB3 can use all available parallel execution processes at times.

Highly voted

C. PDB1 is always limited to 40% of the available system resources regardless of demand.

Highly voted

D. Any PDB not specified in the plan will be able to use a maximum of 16.5% of the available system resources.

Highly voted

E. PDB3 is guaranteed to receive at least 20% of the available system resources if there is enough demand.

Highly voted

F. PDB2 is guaranteed at least 25% of the available parallel execution processes if there is enough demand.

Highly voted

Discussion of the question

Question 23 🔥

Which two are true about the execution of operating system scripts starting from Oracle Database 19c? (Choose two.)

Which database solution meets these requirements?

A. orainstRoot.sh can be executed automatically by the Database installer by using sudo or root credentials.

Highly voted

B. root.sh can be executed automatically by the Database Installer only if it is provided with root credentials.

Highly voted

C. The sudo password can be specified in a response file.

Highly voted

D. root.sh can be executed automatically by the Database installer only by using sudo credentials.

Highly voted

E. The sudo password must be specified in a response file.

Highly voted

F. The root password cannot be specified in a response file.

Highly voted

Discussion of the question

Question 24 🔥

Which three are true about thresholds, metrics, and server-generated alerts? (Choose three.)

Which database solution meets these requirements?

A. All metrics are instance related.

Highly voted

B. Cleared stateful alerts are displayed by querying DBA_ALERT_HISTORY.

Highly voted

C. A space usage management alert is automatically cleared after the underlying problem is resolved.

Highly voted

D. They are generated by SMON when a tablespace is 97% full.

Highly voted

E. Metrics are statistical counts for a specific unit.

Highly voted

F. STATISTICS_LEVEL must be set to ALL to generate alerts.

Highly voted

Discussion of the question

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Exam contains 181 questions

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