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Updated Jul-2023 Exam 1Z0-908 Dumps - Pass Your Certification Exam
The 1z1-908 exam is a vendor-neutral exam that is developed by Oracle, a reputable company in the world of computing. The exam is also recognized globally, and it is widely accepted by companies seeking qualified MySQL Database administrators. The exam is available to anyone worldwide, and it does not have any eligibility criteria; however, it is recommended that candidates have prior experience working with SQL databases and some knowledge of MySQL architecture.
NEW QUESTION # 54
You have just installed MySQL on Oracle Linux and adjusted your /etc/my.cnfparameters to suit your installation.
Examine the output:
What statement is true about the start attempt?
- A. systemdattempted to start mysqld, found another systemd mysqldprocess running, and shut it down.
- B. systemd found the mysqldservice disabled and failed to start it.
- C. MySQL server was not started due to a problem while executing process 2732.
- D. systemdwaited for 30 seconds before timing out and start up failed.
- E. MySQL server continued to start up even though another process existed.
Answer: A
NEW QUESTION # 55
You are backing up raw InnoDB files by using mysqlbackup.
Which two groups of files will be backed up during a full backup? (Choose two.)
- A. *.ibd files
- B. *.CSM files
- C. ib_logfile* files
- D. *.sdi files
- E. ibbackup files
Answer: A,C
NEW QUESTION # 56
Which two statements are true about raw binary backups? (Choose two.)
- A. They are converted to a highly compressible binary format.
- B. The resulting files are easily human readable.
- C. They are required to obtain FIPS security compliance.
- D. The data format is identical to how MySQL stores the data on disk.
- E. They are faster than logical backups because the process is a simple file or file system copy.
Answer: B,D
NEW QUESTION # 57
Examine this query and output:
Which two statements are true? (Choose two.)
- A. The query returns exactly 125 rows.
- B. The country table is accessed as the first table, and then joined to the city table.
- C. It takes more than 8 milliseconds to sort the rows.
- D. 35 rows from the city table are included in the result.
- E. The optimizer estimates that 51 rows in the country table have Continent = 'Asia'.
Answer: D,E
NEW QUESTION # 58
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. PREFERRED
- B. DISABLED
- C. REQUIRED
- D. VERIFY_CA
- E. VERIFY_IDENTITY
Answer: C
NEW QUESTION # 59
Examine this query:
What information does this query provide?
- A. total memory used by the first 10 connections
- B. total memory used by connection number 10
- C. total memory used by thread number 10
- D. total memory used across all connections associated with the user on thread number 10
- E. total memory used by the first 10 threads
- F. total memory used across all connections associated with the user on connection number 10
Answer: B
NEW QUESTION # 60
MySQL is installed on a Linux server with this configuration:
Which method sets the default authentication to SHA-256 hashing for authenticating user account passwords?
- A. Define CREATE USER ''@'%' IDENTIFIED WITH sha256_password in the MySQL instance.
- B. Set validate-user-plugins=caching_sha2_password in the configuration file.
- C. Add default_authentication_plugin=mysql_native_password in the configuration file.
- D. Add default_authentication_plugin=sha256_password in the configuration file.
Answer: D
NEW QUESTION # 61
You recently upgraded your MySQL installation to MySQL 8.0.
Examine this client error:
Which option will allow this client to connect to MySQL Server?
- A. ALTER USER user -
IDENTIFIED WITH mysql_native_password
BY 'password'; - B. ALTER USER user -
IDENTIFIED WITH caching_sha2_password
BY 'password'; - C. ALTER USER user -
IDENTIFIED WITH sha256_password -
BY 'password'; - D. [mysqld]
default_authentication_plugin=caching_sha2_password - E. [mysqld]
default_authentication_plugin=sha256_password - F. [mysqld]
default_authentication_plugin=mysql_native_password
Answer: C
NEW QUESTION # 62
Examine this snippet from the binary log file named binlog.000036:
The rental table was accidentally dropped, and you must recover the table.
You have restored the last backup, which corresponds to the start of the binlog.000036 binary log.
Which command will complete the recovery?
- A. mysqlbinlog --stop-datetime='2019-ll-20 14:55:18' binlog.000036 | mysql
- B. mysqlbinlog --stop-position=500324 binlog.000036 | mysql
- C. mysqlbinlog --stop-datetime='2019-ll-20 14:55:16' binlog.000036 | mysql
- D. mysqlbinlog --stop-position=5004S3 binlog.000036 | mysql
Answer: C
NEW QUESTION # 63
You reconfigure and start a slave that was not replicating for several days.
The configuration file and CHANGE MASTER command are correct. Examine the GTID information from both master and slave:
Which statement is true?
- A. Replication will fail because the master has already purged transactions with cccccccc-cccc-cccc- cccc-cccccccccccc GTIDs.
- B. Replication will fail because the slave has purged more aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa transactions than the master.
- C. Replication will fail because the master does not have the required transaction with bbbbbbbb-bbbb- bbbb-bbbb-bbbbbbbbbbbb GTIDs in its binary logs.
- D. Replication will work.
- E. Replication will fail because of inconsistent numbers in cccccccc-cccc-cccc-cccc-cccccccccccc GTIDs.
Answer: B
NEW QUESTION # 64
Consider this shell output and executed commands:
[root@oel7 ~]# ps aux | grep mysqld
mysql 2076 3.5 24.6 1386852 372572 ? Ssl 12:01 0:01 /usr/sbin/mysqid
[root@oel7 ~]# kill -15 2076
Which statement is true about MySQL server shutdown?
- A. kill -15 carries out a normal shutdown process, such as mysqladmin shutdown.
- B. kill -15 should be avoided. Use other methods such as mysqladmin shutdown or systemctl stop mysqld.
- C. kill -15 and kill -9 are effectively the same forced shutdown that risk committed transactions not written to disk.
- D. mysqld_safe prohibits commands that would harm the operation of the server. An error would be returned by the kill command.
Answer: A
NEW QUESTION # 65
Which three are characteristics of a newly created role? (Choose three.)
- A. It can be granted to user accounts.
- B. It can be dropped using the DROP ROLEstatement.
- C. It can be renamed using the RENAME ROLEstatement.
- D. It is stored in the mysql.roletable.
- E. It can be protected with a password.
- F. It is created as a locked account.
Answer: A,B,E
Explanation:
Explanation/Reference:
NEW QUESTION # 66
t is a non-empty InnoDB table.
Examine these statements, which are executed in one session:
BEGIN;
SELECT * FROM t FOR UPDATE;
Which is true?
- A. mysqlcheck --analyze --all-databases will execute normally on all tables and return a report.
- B. If OPTIMIZE TABLE; is invoked, it will create a table lock on t and force a transaction rollback.
- C. If OPTIMIZE LOCAL TABLE t; is invoked from another session, it executes normally and returns the status.
- D. If ANALYZE TABLE; is invoked from the same session, it hangs until the transaction is committed or rolled back.
Answer: C
NEW QUESTION # 67
You have a MySQL system with 500 GB of data that needs frequent backups.
You use a mix of MyISAM and InnoDB storage engines for your data.
Examine your backup requirement:
* The MySQL system being backed up can never be unavailable or locked to the client applications.
* The recovery from the backup must work on any system.
* Only 1 hour of data can be lost on recovery of the backup.
Which option fulfills all backup requirements?
- A. Take a physical backup of the MySQL system.
- B. Take your backup from a slave of the MySQL system.
- C. Take a logical backup of the MySQL system.
- D. Use the Clone Plugin to copy the data to another MySQL system.
Answer: C
NEW QUESTION # 68
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. PREFERRED
- B. VERIFY_CA
- C. DISABLED
- D. REQUIRED
- E. VERIFY_IDENTITY
Answer: B,E
Explanation:
Explanation
https://dev.mysql.com/doc/refman/5.7/en/using-encrypted-connections.html
NEW QUESTION # 69
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