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The 1Z0-921 Certification Exam consists of 70 multiple-choice questions that are based on practical scenarios and real-world situations. 1Z0-921 exam covers a range of topics related to MySQL database implementation, including database security, performance tuning, backup and recovery, and high availability solutions.

Oracle 1Z0-921 exam covers a wide range of topics related to MySQL, including installation and configuration, security, backup and recovery, performance tuning, and high availability. Candidates are required to have a solid understanding of the MySQL architecture, data types, and SQL syntax, as well as experience in managing MySQL instances in production environments.

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Oracle MySQL 2021 Implementation Essentials Sample Questions (Q77-Q82):

NEW QUESTION # 77
What are two ways in which customers can receive notifications such as outages, configuration changes, database emergencies, and other information on their Database as a Service instances?

A. Application-to-application messaging
B. Browser pop-ups
C. SMS-notification tab on the dashboard
D. Direct support call from an Oracle representative
E. Email

Answer: C,E

NEW QUESTION # 78
You get a maintenance-notification about your MySQL Enterprise Edition in Oracle Cloud Infrastructure (OCI) Compute instance. What is re the implication?

A. Depending on the planned outage, you may not be affected by it. You need to read the maintenance details in the support notice.
B. You need to agree to the maintenance windows. If not, you are not affected by the outage.
C. You can expect an outage of your MySQL OCI instance during the planned time..
D. There are no maintenance operations planned. You need to do them manually.

Answer: C

NEW QUESTION # 79
You establish MySQL Enterprise Server on Oracle Cloud Infrastructure connection via Secure Shell (SSH).
When accessing a new MySQL Enterprise Edition Oracle Cloud Infrastructure (OCI) instance, you want to use MySQL Enterprise Workbench for SQL and remote management.
What are two ways to successfully configure Workbench based on the MySQL access credentials?

A. Open the MySQL OCI instance access port 3306. For the MySQL connection, you use this port, and, in addition, you configure the remote management based on SSH based on the provided key.
B. Configure the MySQL Router first and based on those settings, you access your MySQL CS instance.
C. Convert the private key to ppk format first. Based on TCP/IP over SSH and based on the created private key, opc-user, and MySQL access credentials, you can access the MySQL CS instance.
D. Configure TCP/IP over SSH and based on the created private key, opc-User, and MySQL access credentials, you can access the MySQL OCI instance.

Answer: A

NEW QUESTION # 80
Which two statements are true about the creation or use of a Virtual Cloud Network (VCN)?

A. You can connect directly to an instance over the internet, without a public IP address.
B. You can connect directly to the VCN without a define subnet.
C. You must have an IPSec VPN to connect to an Oracle Linux instance.
D. You must have an Internet gateway to connect to a public address on an Oracle Linux instance.
E. Your instance does not have a public IP address, so you cannot connect with a public subnet.

Answer: A,B

NEW QUESTION # 81
When should you perform a backup in a MySQL database?
Response:

A. Only when the database size exceeds a certain limit.
B. After every successful query execution.
C. Only during scheduled maintenance windows.
D. After critical data updates or before making significant changes to the database.

Answer: D

NEW QUESTION # 82
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1Z0-921 Free Exam, 1Z0-921 Latest Exam Test

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Oracle MySQL 2021 Implementation Essentials Sample Questions (Q77-Q82):

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