[Q37-Q62] Pass 1Z1-921 Exam in First Attempt Guaranteed 2025 Dumps!

Pass 1Z1-921 Exam in First Attempt Guaranteed 2025 Dumps!

1Z1-921 Dumps Full Questions - Exam Study Guide

To pass the Oracle 1Z0-921 certification exam, candidates must demonstrate their proficiency in various topics related to MySQL database implementation. These topics include MySQL server configuration, database design and creation, data types and structures, SQL query optimization, backup and recovery, security, and troubleshooting. 1Z1-921 exam consists of 70 multiple-choice questions that must be completed within 105 minutes.

Oracle 1Z0-921 Exam is an important certification for database administrators and developers who work with MySQL. Passing the exam demonstrates a candidate's knowledge and understanding of best practices and techniques used in MySQL database administration. Candidates can prepare for the exam by taking training courses, reviewing documentation, and practicing with sample questions and simulations.

 

NEW QUESTION # 37
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?

• A. CREATE USER ,jenny,@'%, WITH HASHED(password,,SecretPass123!,), PASSWORD EXPIRE
• B. CREATE USER ,jenny *@,localhost, IDENTIFIED WITH HASH PASSWORD(,SecretPass123!,)
• C. CREATE USER ,jenny,@,localhost, IDENTIFIED BY (,SecretPass123!,,,256,, Expired)
• D. CREATE USER ,jenny,0,%t IDENTIFIED BY ,SecretPass123!, PASSWORD EXPIRE;
• E. CREATE USER ,jenny,@,%, IDENTIFIED WITH sha256_password BY 'SecretPass123!,;

Answer: C

NEW QUESTION # 38
Which three are characteristics of the JSON data type?

• A. Comparisons of JSON values are not case-sensitive.
• B. It is based on the TEXT data type.
• C. Key or array references enable quick read-access to look up document elements directly.
• D. A set of SQL functions substantially support the SQL utilization of the data type.
• E. It validates the JSON syntax on insert or merge.
• F. It supports indexing directly against the JSON-defined column.

Answer: C,E,F

NEW QUESTION # 39
Which Oracle product is certified to work with MySQL Enterprise Edition?

• A. Oracle Enterprise Manager
• B. Oracle Application Express
• C. Oracle Data Pump
• D. Oracle Enterprise Backup

Answer: A

NEW QUESTION # 40
You establish MySQL Enterprise Server on Oracle Cloud Infrastructure connection via Secure Shell (SSH) For accessing a new MySQL Enterprise Edition on an Oracle Cloud Infrastructure (OCI) Instance you " Add SSH key " information during the OCI instance setup. You want to use Putty from your Windows Client to install MySQL.
What are the correct steps to accomplish this?

• A. Open Port 22 on your OCI Instance and configure Putty with the ssh private key.
• B. Convert the private key to ppk format first and use the new private key for authentication.
• C. Use the provided private key for authentication.
• D. Open Port 22 on your OCI Instance and convert the private key to ppk format. This new private key can be used for authentication.

Answer: D

NEW QUESTION # 41
The user -os-user'@"localhost" was created to monitor connections and shut down the server, and was granted these privileges:
GRANT PROCESS, SHUTDOWN ON *.* TO "OS-user*@"localhost';
Which three are commands that the os-user can execute?

• A. SHOW PROCESSLIST;
• B. SHUTDOWN
• C. GRANT PROXY
• D. KILL PROCESS;
• E. SHOW STATUS;
• F. SHOW BINLOG EVENTS;

Answer: B,D,E

NEW QUESTION # 42
Which two statements are true about MySQL Enterprise Authentication?

• A. MySQL Enterprise Edition automatically connects to Oracle Password Vault to verify user passwords..
• B. MySQL Enterprise Authentication supports Windows Active Directory.
• C. MySQL Enterprise Authentication supports Linux Pluggable Authentication Modules (PAM).
• D. MySQL Enterprise Authentication makes it more difficult to set up security because you have different sets of security policies.
• E. MySQL Enterprise Authentication determines what operation the user can perform.

Answer: B,C

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

• A. Query Analyzer
• B. MySQL Dashboard
• C. MySQL Advisors
• D. MySQL Query Analyzer

Answer: D

NEW QUESTION # 44
You want to create an encrypted table. So, you enter this command:
CREATE TABLE 'test_encryption2% (
'id' int(10) unsigned NOT NULL AUTO_INCREMENT,
'server_name' varchar(15) NOT NULL,
PRIMARY KEY ('id') ) ENGINE=MYISAM AUTO_INCREMENT=l DEFAULT CHARSET=latin1 ENCRYPTION = 'Y1; You receive the following error:
ERROR 1031 (HY000): Table storage engine for 'test_encryption2' doesn't have this option Which statement correctly explains the reason for this error?

• A. The term "server_name" is a reserved MySQL term. You cannot use it for the new table. This is what is causing the error.
• B. You cannot use the AUTO_INCREMENT option to create an encrypted table. This is what is causing the error.
• C. The encryption feature only works with InnoDB tables. You are creating a MylSAM table, and it is causing the error.
• D. The test_encryption2 already exist. You are not using the correct option to recreate it and it is causing the error.

Answer: C

NEW QUESTION # 45
You execute this statement:
SELECT NULL=NULL;
What is the result?

• A. 0
• B. 1
• C. TRUE
• D. NULL
• E. FALSE

Answer: D

NEW QUESTION # 46
What are Security Lists in Oracle Cloud Infrastructure?

• A. They are user-role designations that assign rights to certain internal users and external users.
• B. They contain rules established by HIPAA for securing end-user data.
• C. They are essentially firewall rules that help control traffic between OCI instances.
• D. Security lists are data encryption levels that control who can see the data.
• E. They allow administrators access to applications in the cloud and external servers.

Answer: C

NEW QUESTION # 47
What is true about MySQL Enterprise Transparent Data Encryption (TDE)?

• A. Encryption key is stored in a centralized key memory location
• B. Enables data-at-rest encryption by encrypting the physical files of the database.
• C. Tablespace keys are managed manually behind the scenes.
• D. Data is encrypted automatically, in real time, after it is written to storage.

Answer: B

NEW QUESTION # 48
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 must have an Internet gateway to connect to a public address on an Oracle Linux instance.
• C. You must have an IPSec VPN to connect to an Oracle Linux instance.
• D. You can connect directly to the VCN without a define subnet.
• E. Your instance does not have a public IP address, so you cannot connect with a public subnet.

Answer: A,D

NEW QUESTION # 49
Which three options are valid reasons for using a primary key in a table?

• A. exporting data faster with mysqldump
• B. to make it easier to change the PRIMARY KEY value
• C. maintaining a history of row insertions or updates
• D. increasing performance when using select statements
• E. preventing duplicate keys
• F. automatic storage of data in a sorted order

Answer: A,D,E

NEW QUESTION # 50
Which three are requirements for MySQL Group Replication (GR)?

• A. The use of global transaction identifiers is required.
• B. The minimum number of required nodes for achieving a consensus is two.
• C. GR only works with MySQL versions 8.0.12 or higher.
• D. Data to be replicated must be stored in the InnoDB transactional storage engine.
• E. Primary keys are required on every replicated table.
• F. The binary log format must be set to mixed.

Answer: D,E,F

NEW QUESTION # 51
Which is a correct example of creating an Enterprise Encryption function?

• A. INSERT INTO t1 (key_co1) FUNCTION(CREATE_ASYMMETRIC_PRIV_KEY(,RSA,, 1024));
• B. CREATE FUNCTION asymmetric_decrypt RETURNS STRING SONAME ,openss1_udf.so,;
• C. SET @function = CREATE_ASYMMETRIC_PRIV_KEY(@algo, @key_len);
• D. VALIDATE FUNCTION create_asymmetric_priv_key WITH ,openssl_udf.so';

Answer: B

NEW QUESTION # 52
Which two statements about the download of MySQL Enterprise Backup are correct?

• A. MySQL Enterprise Backup is a separate package from MySQL Enterprise Edition. It can be downloaded from https://edelivery.oracle.com.
• B. MySQL Enterprise Backup can be downloaded from My Oracle Support (MOS).
• C. MySQL Enterprise Backup comes with all MySQL editions including community edition.
• D. MySQL Enterprise Backup comes with MySQL Utilities Package, which is available for download publicly on http://www.mysql.com.
• E. MySQL Enterprise Backup comes with MySQL Connector and is freely available for download.

Answer: A,C

NEW QUESTION # 53
The slave connects to the master and asks for updated records. What command was issued for this to happen?

• A. START SLAVE
• B. START RUN SLAVE
• C. SLAVE RUN
• D. SLAVE START
• E. RUN SLAVE

Answer: D

NEW QUESTION # 54
You get a maintenance-notification about your MySQL Enterprise Edition in Oracle Cloud Infrastructure (OCI) Compute instance. What is re the implication?

• A. There are no maintenance operations planned. You need to do them manually.
• 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. Depending on the planned outage, you may not be affected by it. You need to read the maintenance details in the support notice.

Answer: C

NEW QUESTION # 55
Which four authentication protocols are allowed when using MySQL Enterprise Authentication?

• A. SECURID authentication and authorization identity
• B. Simple Authentication and Security Layer
• C. connections through the local host via the UNIX socket file
• D. authentication via Pluggable Authentication Modules (PAMs)
• E. Native Windows services
• F. authentication using SHA-256 password hashing

Answer: C,D,E,F

NEW QUESTION # 56
After installing MySQL 8.0, you initialize the data directory with the --initialize command. Which two are places where you can find the root password?

• A. The root password inserted in the error log set by the --log-error=[file_name] variable
• B. The root password is not given and is blank. You must manually set the root password.
• C. The root_pw variable stored in the mysq1.install table.
• D. The root password displayed on the screen via a [warning] message.
• E. As root, execute the show password command by using the SHA-256 password encryption plug-in.

Answer: C,E

NEW QUESTION # 57
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?

• A. SET GLOBAL validate_password_policy=,new level,;
• B. SET GLOBAL force_password_complex_policy=0;
• C. Add validate_password_policy=,new level, in the [mysqld] section of the MySQL configuration file.
• D. Add validate_password=,new level, in the [security] section of the MySQL configuration file.

Answer: A,C

NEW QUESTION # 58
You have a backup image file that is backed up using MySQL Enterprise Backup with the -compress option:
/home/mysq1/backup/full/mybackup/myimage. Img

You are required to perform a database restore to a new machine to provision the database. Which command can provision the new database in the datadir as /home/mysql/data/MEB?

• A.
• B.
• C.
• D.
• E.

Answer: E

NEW QUESTION # 59
You have been using mysqldump for logical backups of your MySQL databases. Your MySQL database size has been growing. Which two options can reduce the backup size and speed up the backup time?

• A. Use mysqldump with - -incremental together with the - -compress option to back up incrementally based on previous full backup and compress the incremental backup files.
• B. Use MySQL Enterprise Backup with the - -size=compress to compress the backup file.
• C. Use mysqldump with the - -changesonly option.
• D. Use MySQL Enterprise Backup with the - -compress option to compress the backup files and use - - compress-level to select the level of compression.
• E. Use MySQL Enterprise Backup with the - - incremental policy to back up incrementally based on previous full backup.

Answer: C,D

NEW QUESTION # 60
Which three prerequisites are needed for creating an Oracle Linux VM instance in the Oracle Cloud Infrastructure?

• A. Custom Image
• B. Object Storage
• C. ssh key pair
• D. subnet configured on a Virtual Cloud Network (VCN)
• E. bare metal Oracle Linux shape
• F. existing VCN

Answer: A,B,E

NEW QUESTION # 61
Which is true about inserting an additional line in a single document stored in MySQL document store?

• A. Any new lines can only be inserted at the end of the document.
• B. You specify the new element,s position in the JSON_ARRAY_INSERT statement.
• C. You cannot insert a single line, you have to replace the entire document with a new document.
• D. The path specified must be an array position past the end of an array using the JSON_POSITION statement.

Answer: B

NEW QUESTION # 62
......

The Oracle 1Z1-921 exam consists of 60 multiple-choice questions, which must be completed within 105 minutes. 1Z1-921 exam covers a range of topics such as MySQL architecture, installation and configuration, security, backup and recovery, performance tuning, and high availability. 1Z1-921 exam is designed to test a candidate's knowledge of the essential skills required to implement and manage MySQL databases effectively.

 

Oracle MySQL Free Certification Exam Material from VCEDumps with 78 Questions: https://testinsides.vcedumps.com/1Z1-921-examcollection.html