[Oct-2025] Updated Oracle 1Z0-908 Dumps – PDF & Online Engine
1Z0-908.pdf - Questions Answers PDF Sample Questions Reliable
NEW QUESTION # 13
You are upgrading a MySQL instance to the latest 8.0 version.
Examine this output:
You plan to add this parameter to the configuration: innodb_directories='/innodb_extras' Which statement is true?
- A. It allows scanning of other locations to discover more innodb tablespaces.
- B. It is not necessary because innodb_data_home_dir is already defined.
- C. It moves all innodb tablespaces to the /innodb_extras directory to enable a new innodb_data_home_dir to be defined.
- D. It defines all innodb tablespace options relative to a starting parent directory.
- E. It adds more temporary workspace in addition to the innodb_tmpdir location.
Answer: A
Explanation:
Explanation
https://dev.mysql.com/doc/refman/8.0/en/innodb-moving-data-files-offline.html
NEW QUESTION # 14
Which two commands will display indexes on the partstable in the manufacturing schema? (Choose two.) \
- A. EXPLAIN SELECT INDEXES FROM manufacturing.parts;
- B. SHOW INDEXES FROM manufacturing.parts;
- C. SELECT * FROM information_schema.COLUMN_STATISTICS;
- D. DESCRIBE manufacturing.parts;
- E. SELECT * FROM information_schema.statistics WHERE table_schema=’manufacturing’
AND TABLE_NAME=’parts’;
Answer: C,E
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/E11882_01/server.112/e40540/indexiot.htm#CNCPT912
NEW QUESTION # 15
Which two statements are true about using backups of the binary log? (Choose two.)
- A. Multiple binary logs can be applied in parallel for faster data restoration.
- B. Binary logs can always be used to unapply unwanted schema changes.
- C. They allow for point-in-time recovery of the data.
- D. Binary logs are relatively small, and therefore, excellent for long-term storage and disaster recovery.
- E. Multiple binary logs can be used to restore data.
Answer: B,C
NEW QUESTION # 16
Examine this SQL statement:
Which set of privileges will allow Tom to execute this SQL statement?
- A. GRANT ALL PRIVILEGES ON 'world'.'city' TO 'tom'@'%';
GRANT SELECT ('code') ON 'world'.'country' TO 'tom'@'%'; - B. GRANT UPDATE ON 'world'.'city' TO 'tom'@'%'; GRANT SELECT ON 'world'.* TO 'tom'@'%';
- C. GRANT UPDATE ON 'world'.'city' TO 'tom'@'%'; GRANT SELECT ON 'world'.'country' TO
'tom'@'%'; - D. GRANT UPDATE ON 'world'.* TO 'tom'@'%';
GRANT ALL PRIVILEGES ON 'world'.'country' TO 'tom'@'%';
Answer: C
NEW QUESTION # 17
A clean shutdown was performed with innodb_fast_shutdown=0.
While you were manipulating files, all files were accidentally deleted from the top-level data directory.
Which two files must be restored from backup to allow the DB to restart cleanly? (Choose two.)
- A. undo_001
- B. ib_buffer_pool
- C. ib_logfile0
- D. ibtmp1
- E. ibdata1
- F. mysql.ibd
Answer: B,F
NEW QUESTION # 18
You plan to install MySQL Server by using the RPM download.
Which two statements are true? (Choose two.)
- A. You must manually initialize the data directory.
- B. MySQL uses the RPM relocatable installation target feature.
- C. The functionality is split among several RPM package files.
- D. The MySQL RPM package installation supports deploying multiple MySQL versions on the same host.
- E. You can provide the root password interactively.
- F. You can find the root password in the error log after the first start.
Answer: D,F
NEW QUESTION # 19
You wish to protect your MySQL database against SQL injection attacks.
Which method would fail to do this?
- A. avoiding concatenation of SQL statements and user-supplied values in an application
- B. using stored procedures for any database access
- C. using PREPARED STATEMENTS
- D. installing and configuring the Connection Control plugin
Answer: B
Explanation:
Explanation/Reference: https://www.ptsecurity.com/ww-en/analytics/knowledge-base/how-to-prevent-sql-injection-attacks/
NEW QUESTION # 20
Which three statements are true about MySQL replication? (Choose three.)
- A. A replication user must have the SELECT privilege for all tables that need to be replicated.
- B. Each slave must have its own MySQL user for replication.
- C. Any instance can have multiple slaves, but it can have only one master.
- D. Binary logging must be enabled on the master in order to replicate to other instances.
- E. Each instance in a replication topology must have a unique server ID.
- F. Binary logs contain only transactions originating from a single MySQL instance.
- G. Replication can use only TCP/IP connections.
Answer: A,D,E
NEW QUESTION # 21
How can mysql_multi be configured to allow MySQL instances to use the same port number?
- A. The instances use different user accounts unique to each instance.
- B. The instances use different socket names.
- C. The instances have appropriate net masks set.
- D. The instances listen on different IP addresses.
Answer: D
NEW QUESTION # 22
Which two statements are true about raw binary backups? (Choose two.)
- A. They are faster than logical backups because the process is a simple file or file system copy.
- B. They are required to obtain FIPS security compliance.
- C. They are converted to a highly compressible binary format.
- D. The data format is identical to how MySQL stores the data on disk.
- E. The resulting files are easily human readable.
Answer: D,E
NEW QUESTION # 23
Which statement is true about MySQL Enterprise Transparent Data Encryption (TDE)?
- A. Lost tablespace encryption keys can be regenerated only if the master database key is known or present in the Key Vault specification.
- B. TDE can encrypt InnoDB and MyISAM tables only when the tables are stored in the SYSTEM tablespace.
- C. MySQL TDE uses an appropriate keyring plugin to store the keys in a centralized location.
- D. Both MyISAM and InnoDB tables can be encrypted by setting the keyring_engine = ALL variable in the MySQL configuration file.
Answer: A
NEW QUESTION # 24
Which three settings control global buffers shared by all threads on a MySQL server? (Choose three.)
- A. sort_buffer_size
- B. table_open_cache
- C. read_buffer_size
- D. key_buffer_size
- E. tmp_table_size
- F. innodb_buffer_pool_size
Answer: A,D,E
NEW QUESTION # 25
Examine this MySQL client command to connect to a remote database:
mysql -h remote.example.org -u root -p --protocol=TCP --ssl-mode=
Which two --ssl-mode values will ensure that an X.509-compliant certificate will be used to establish the SSL/TLS connection to MySQL?
- A. REQUIRED
- B. PREFERRED
- C. VERIFY_CA
- D. VERIFY_IDENTITY
- E. DISABLED
Answer: C,D
Explanation:
Explanation
https://dev.mysql.com/doc/refman/5.7/en/using-encrypted-connections.html
NEW QUESTION # 26
Which two statements are true about MySQL Installer? (Choose two.)
- A. Manual download of separate product packages is required before installing them through MySQL Installer.
- B. It provides a uniform installation wizard across multiple platforms.
- C. It installs most Oracle MySQL products.
- D. It performs product upgrades.
- E. It provides only GUI-driven, interactive installations.
Answer: D,E
NEW QUESTION # 27
Where is the default data directory located after installing MySQL using RPM on Oracle Linux 7?
- A. /usr/bin
- B. /var/lib/mysql
- C. /etc/my.cnf
- D. /usr/mysql
- E. /usr
Answer: A
NEW QUESTION # 28
You execute this command:
shell> mysqlpump --exclude-databases=% --users
Which statement is true?
- A. It creates a logical backup of only the users database.
- B. It returns an error because the mysqldump command should have been used.
- C. It creates a logical backup of all metadata, but contains no table data.
- D. It creates a logical backup of all MySQL user accounts.
Answer: C
NEW QUESTION # 29
Examine this statement:
mysql> DROP ROLE r_role1, r_role2;
Which two are true? (Choose two.)
- A. It fails if at least one of the roles does not exist.
- B. You must revoke r_role1 and r_role2 from all users and other roles before dropping the roles.
- C. It fails if any of the roles is specified in the mandatory_roles variable.
- D. Existing connections can continue to use the roles' privileges until they reconnect.
- E. You must revoke all privileges from r_role1 and r_role2 before dropping the roles.
- F. It fails if you do not have the ADMIN OPTION of the roles r_role1 and r_role2.
Answer: D,F
NEW QUESTION # 30
Which two statements are true about InnoDB data-at-rest encryption? (Choose two.)
- A. It supports all indexes transparently.
- B. It decrypts data for use in memory.
- C. It enforces encryption from disk to memory and over network transmission.
- D. It does not support the transportable tablespaces feature.
- E. It supports only non-blob datatypes.
Answer: A,B
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/E17952_01/mysql-8.0-en/faqs-tablespace-encryption.html
NEW QUESTION # 31
The mysqld instance has the connection control plugin enabled with these settings:
connection_control_min_connection_delay=1000 connection_control_max_connection_delay=2000 The minimum and maximum delays need to be increased to 3000 and 5000, respectively.
A command is executed:
mysql> SET GLOBAL connection_control_min_connection_delay=3000;
What is the result?
- A. An error is returned.
- B. The minimum value increases to 3000 and the maximum value increases to 4000.
- C. The minimum connection value is changed to 2000.
- D. Only the minimum connection value is increased to 3000.
Answer: D
NEW QUESTION # 32
Examine this command and output:
Which two options will improve the security of the MySQL instance? (Choose two.)
- A. Remove world read privileges from the server-cert.pemcertificate file.
- B. Remove the world read/execute privilege from the accountingdirectory.
- C. Remove world read privileges from the public_key.pemfile.
- D. Change the group ownership of the mysqldirectory to the mysqluser group.
- E. Remove group read/write privileges from the private_key.pemfile.
- F. Change the parent directory owner and group to mysql.
Answer: D,F
NEW QUESTION # 33
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Oracle 1Z0-908 exam is incredibly challenging, with a passing score of 63% required. Successful completion of the exam grants you the title of Oracle Certified Professional, MySQL 8.0 Database Administrator. In preparing for the exam, candidates are encouraged to familiarize themselves with the MySQL 8.0 documentation and practice using the MySQL shell, running MySQL commands, and configuring MySQL settings.
To be eligible for the exam, candidates must have a minimum of two years of experience working with MySQL databases, as well as a solid understanding of MySQL architecture and related technologies. 1Z0-908 exam is available in English and Japanese and can be taken online or in-person at an authorized testing center.
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