Question 1

Which of the following can be a cause of excessive contention for a particular resource in an Oracle Database?

Options :

A : A large number of concurrent transactions attempting to access the resource

B : Inadequate system resources such as CPU, memory, or I/O bandwidth

C : A high volume of network traffic within the database

D : Insufficient database storage space

Answer: A

Question 2

What is the purpose of the Automatic Workload Repository (AWR) in Oracle Database 19c performance management and tuning?

Options :

A : To monitor the performance of the database, store a history of system activity, and identify potential performance issues for further analysis

B : To perform backups and recovery of the database and ensure data consistency

C : To manage users, roles, and privileges for accessing the database

D : To automate routine administrative tasks, such as space and memory management

Answer: A

Question 3

Which tool can be used to identify inefficient SQL statements and tune them for improved performance?

Options :

A : SQL*Plus

B : AWR Report

C : Oracle Enterprise Manager

D : Explain Plan

Answer: D

Question 4

Which of the following is the best practice for improving performance when using partitioning in Oracle Database 19c?

Options :

A : Partitioning the table based on a single column that has even distribution of data

B : Partitioning the table based on a single column that has uneven distribution of data

C :

Partitioning the table based on multiple columns that have even distribution of data

D : Partitioning the table based on multiple columns that have uneven distribution of data

Answer: A

Question 5

Which section of the Automatic Workload Repository (AWR) provides a summary of the time model statistics for each foreground process, as well as details of top SQL statements?

Options :

A : SQL Statistics

B : Operating System Statistics

C : Instance Activity Stats

D : Wait Classes

Answer: A

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