Latest [Mar 28, 2025] Realistic Verified 1Z1-921 Dumps [Q19-Q43]

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Latest [Mar 28, 2025] Realistic Verified 1Z1-921 Dumps

Pass Oracle 1Z1-921 Exam Updated 78 Questions

Oracle 1Z0-921 exam is an excellent choice for IT professionals who want to validate their expertise in MySQL database implementation and management. It is a valuable certification that can enhance their career prospects and help them stand out in a competitive job market.

NEW QUESTION 19
The replication for a Master and Slave MySQL Servers is up and running. The disk space for Master Server is continuously growing. The binlog size keeps growing. Which two methods can fix the issue?

On the Master server, disable binlog by removing the –log-bin option.

Set the expire_logs_days system variable to expire binary log files automatically after a given number of days.

To safely purge binary log files, perform these steps:

Execute the purge binary logs statement without argument.

Delete all binlog files manually on the file system to release storage spaces.

NEW QUESTION 20
Which of the following statements is true regarding MySQL user account privileges?
Response:

A user with the SUPER privilege can only read data from the database.

The GRANT option allows a user to revoke privileges from other users.

The USAGE privilege allows a user to connect to the MySQL server but grants no other privileges.

The RELOAD privilege allows a user to delete data from a table.

NEW QUESTION 21
You want to create the user named jenny for any host server with the password secretpassi23! and the password is expired? Which command should you use?

CREATE USER ,jenny,@,%, IDENTIFIED WITH sha256_password BY ‘SecretPass123!,;

CREATE USER ,jenny,0,%t IDENTIFIED BY ,SecretPass123!, PASSWORD EXPIRE;

CREATE USER ,jenny,@’%, WITH HASHED(password,,SecretPass123!,), PASSWORD EXPIRE

CREATE USER ,jenny *@,localhost, IDENTIFIED WITH HASH PASSWORD(,SecretPass123!,)

CREATE USER ,jenny,@,localhost, IDENTIFIED BY (,SecretPass123!,,,256,, Expired)

NEW QUESTION 22
You just installed MySQL by Using a Package Manager on Linux.
Where are the default InnoDB redo log files stored?

/usr/mysql

/var/lib/mysql

/var/lib/mysql/innodb

/usr/bin/logs

/usr/redo

/etc/my.cnf

NEW QUESTION 23
When using an Oracle Cloud Infrastructure Compute Instance with MySQL Enterprise Edition installed, you have two choices for backup destinations. What are these two choices?

Flash-archive recovery area

Cloud storage only

Cloud tape library

Both Cloud storage and local storage

NEW QUESTION 24
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?

Browser pop-ups

Direct support call from an Oracle representative

SMS-notification tab on the dashboard

Application-to-application messaging

NEW QUESTION 25
Which two statements are true about MySQL Enterprise Authentication?

MySQL Enterprise Authentication makes it more difficult to set up security because you have different sets of security policies.

MySQL Enterprise Authentication determines what operation the user can perform.

MySQL Enterprise Authentication supports Linux Pluggable Authentication Modules (PAM).

MySQL Enterprise Authentication supports Windows Active Directory.

MySQL Enterprise Edition automatically connects to Oracle Password Vault to verify user passwords..

NEW QUESTION 26
Which three prerequisites are needed for creating an Oracle Linux VM instance in the Oracle Cloud Infrastructure?

Custom Image

Object Storage

existing VCN

bare metal Oracle Linux shape

ssh key pair

subnet configured on a Virtual Cloud Network (VCN)

NEW QUESTION 27
The MySQL Enterprise Monitor Agent requires a user configured in each MySQL instance that is being monitored with suitable privileges to collect information about the server.
Which statement is correct?

The super privilege is required when starting, stopping, or restarting monitored MySQL databases.

MySQL Enterprise Monitor creates the required users automatically.

The super privilege is required when creating and populating the inventory table, as well as running statements such as show master logs or SHOW ENGINE INNODB STATUS.

Monitoring metrics need super and root privileges because they are not available for a less-privileged user.

NEW QUESTION 28
Which four authentication protocols are allowed when using MySQL Enterprise Authentication?

Native Windows services

authentication via Pluggable Authentication Modules (PAMs)

Simple Authentication and Security Layer

SECURID authentication and authorization identity

authentication using SHA-256 password hashing

connections through the local host via the UNIX socket file

NEW QUESTION 29
Consider this SQL statement which is using the innoDB storage engine and with global AUTOCOMMIT = 1:

What is the result after issuing the rollback command?

Both the tables, t1 and t2, are created.

Both the tables, t1 and t2, are not created because there is an explicit ROLLBACK.

Only the t2 table is created.

Only the t1 table is created.

NEW QUESTION 30
Which features of MySQL Enterprise Edition should you use to proactively monitor and track data changes in your databases?

MySQL Enterprise Monitor and MySQL Audit

MySQL Workbench and MySQL Enterprise Firewall

MySQL Audit and MySQL Workbench

SQL Enterprise Monitor and MySQL Enterprise Authentication

NEW QUESTION 31
You set up a compressed full backup file from mysqlbackup by using the –compress option for MySQL Database backup. You are required to restore the database and apply the log.
Which two options should you add to the mysqlbackup to achieve the restoration of the database?

–uncompress-and-apply-log

–apply-log-and-copy-back

–copy-back-and-apply-log

–uncompress

–decompress

NEW QUESTION 32
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?

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.

Configure the MySQL Router first and based on those settings, you access your MySQL CS instance.

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.

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.

NEW QUESTION 33
Which two statements are true about MySQL Enterprise Firewall?

On Windows systems, MySQL Enterprise Firewall is controlled and managed by using the Windows Internet Connection Firewall control panel.

The firewall functionality is dependent upon SHA-256 and ANSI-specific functions built in to the mysql.firewall table. These functions cannot be deleted, even by the root user.

MySQL Enterprise Firewall is available only in MySQL Enterprise versions 5.7.10.and later.

Server-side plug-ins named MYSQL_FIREWALL_USERS and MYSQL_FIREWALL-WHITELIST implement INFORMATION_SCHEMA tables that provide views into the firewall data cache.

System tables named firewall_users and firewall_whitelist in the mysql database provide persistent storage of firewall data.

MySQL Enterprise Firewall shows only notifications blocked connections, which originated outside of your network’s primary domain.

NEW QUESTION 34
Which MySQL Enterprise Edition plug-in replaces real values with substitutes?

MySQL Enterprise Audit

MySQL Enterprise Scalability

MySQL Enterprise No-Login Authentication

MySQL Enterprise Transparent Data Encryption (TDE)

MySQL Enterprise Data Masking and De-identification

NEW QUESTION 35
Which three components can MySQL InnoDB Cluster use to Achieve database high availability?

MySQL Servers with Group Replication to replicate data to all members of the cluster.

MySQL Online Hot Backup to keep data consistent and always ready to be used.

MySQL Shell to create and administer InnoDB Clusters using the built-in AdminAPI.

MySQL X Plugin to enable MySQL to use the X Protocol to speed up and monitor data replication.

MySQL Router to ensure client requests are load balanced and routed to the correct servers.

NEW QUESTION 36
Which statement is used to create a new MySQL database?
Response:

CREATE DATABASE

CREATE SCHEMA

CREATE TABLE

NEW DATABASE

NEW QUESTION 37
Which three are levels in which MySQL Enterprise Monitor provides access control?

MySQL Enterprise Operations: the right to start/stop/restart/update MySQL Enterprise Monitor Services

Asset visibility: the rights to access data collected from hosts or MySQL instances

Application administration: the rights to view or change the MySQL Enterprise Monitor configuration

Specific data access: the rights to view specific types of potentially sensitive data

MySQL Enterprise Operations: the right to deploy the necessary MySQL Enterprise Agent

NEW QUESTION 38
MySQL Enterprise Masking and De-identification can hide or obfuscate sensitive data, by controlling how the data appears. Which three are MySQL Enterprise Masking and De-identification functions?

misspelling

strict or relaxed masking

random data substitution

whitelisting and substitution

dictionary substitution

NEW QUESTION 39
You need to change the password level for a test system.
Which two allow to change this level before you create new test user/passwords?

Add validate_password=,new level, in the [security] section of the MySQL configuration file.

SET GLOBAL validate_password_policy=,new level,;

SET GLOBAL force_password_complex_policy=0;

Add validate_password_policy=,new level, in the [mysqld] section of the MySQL configuration file.

NEW QUESTION 40
Which three statements are true about MySQL Enterprise Backup?

It performs hot or warm backups.

It provides the ability to create incremental backups.

It cannot back up encrypted tablespaces.

It enables you to take non-locking backups.

It performs logical backups.

NEW QUESTION 41
Which three are requirements for MySQL Group Replication (GR)?

Data to be replicated must be stored in the InnoDB transactional storage engine.

The use of global transaction identifiers is required.

Primary keys are required on every replicated table.

GR only works with MySQL versions 8.0.12 or higher.

The binary log format must be set to mixed.

The minimum number of required nodes for achieving a consensus is two.

NEW QUESTION 42
By using the asynchronous MySQL Replication architecture, data can be replicated to slaves. Identify three use cases of MySQL Replication.

MySQL Replication Connector/J (ReplicationDriver) is provided to allow read capability on slave and write capability on master.

MySQL Enterprise Backup will back up from Slave automatically.

It provides multi-master access where the application can write and read data across the database servers.

It allows backup to be done on the slave without impacting the master.

You can create a slave server for reporting applications, which get only read access to the slave servers. It off-loads the master server. Additional servers allow different database server configuration.

NEW QUESTION 43
Which component of MySQL Enterprise Monitor provides trend analysis and capacity planning for MySQL databases?
Response:

MySQL Advisors

Query Analyzer

MySQL Dashboard

MySQL Query Analyzer

Oracle 1Z0-921 Exam is a great way for IT professionals to validate their skills and knowledge in MySQL database implementation. MySQL 2021 Implementation Essentials certification helps candidates stand out from the competition and provides a strong foundation for career growth in the IT industry. Additionally, the certification is recognized by top companies and organizations worldwide, making it a valuable asset for career advancement.

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