mysql ocp 2025_在线真题试卷与模拟练习_mysql ocp 2025

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Identify two ways to significantly improve data security.

Which two MySQL Shell commands are excluded from the InnoDB Cluster creation procedure?

Which four connection methods can MySQL clients specify with the --protocol option when connecting to a MySQL server?

Which two authentication plugins require the plaintext client plugin for authentication to work?

You must store connection parameters for connecting a Linux-based MySQL client to a remote Windowsbased

MySQL server listening on port 3309.

Which four methods can be used to configure user, host, and database parameters?

You plan to install MySQL Server by using the RPM download. Which two statements are true?

Examine this MySQL Shell command:

Dba. rebootClusterFromCompleteOutage ()

Which two statements are true? (Choose two.)

Which two are features of MySQL Enterprise Firewall? (Choose two.)

Examine the modified output: Mysql> SHOW SLAVE STATUSIG ∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗1. row∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗ Slave_ I0_ Running: Yes Slave_ SQL_ Running: Yes Seconds_ Behind_ Master: 1612 Seconds_ Behind_ Master value is steadily growing. What are two possible causes? (Choose two.)

Examine this SQL statement: Mysql> GRANT r_read@localhost To mark WITH ADMIN OPTION; Which two are true? (Choose two.)

Which four are types of information stored in the MySQL data dictionary? (Choose four.)

You have an InnoDB Cluster configured with three servers.

Examine this command, which executes successfully.

mysqldump-uroot-p-dmydatabase>mydatabase_backup.sql

Due to data loss, the cluster is initialized and a restore is attempted resulting in this error:

ERROR 13176(HY000) at line 23: Cannot update GTID_ PURGED with the Group Replication plugin running

Which two actions, either one of which, can fix this error and allow a successful restore of the cluster?(Choose two.)

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.)

Examine this statement and output: Myaql> SELECT ROMI NCMBER() OVER() A5 gai, Query, exeo_ ,count, avg latency» 10ck latency FROM syB. statenent analyais ORDER BY exeG_ count; +---+-------------------------------------------------------+---------+---------+----------+ |QN |query |exec countl avg_ latencyI lock_ latencyl |1 |SELECT SUM ( ‘k' ) FROM 'mysch ... (} ∗ INTERVAL ? SQL _TSI _HOUR| 381268 |31.44 ms |1.01 m | |2 |SELECT 'id' ,’val’,’a’ ,’b..."updated' WHERE ' created' <? | 150317 |358.34 us |30.06 s | |3 |SELECT "emp_nof ,'val', ‘cre ... ated’ + INTERVAL ?SQL_TSI_ DAY |600 | 523.32 ms |120.24 ms | |4 | SELECT 'a',’b’,’c’ EROM 'm...?AND?CR ’k’ BETWEEN ?AND? |200 | 10.32 s | 40.19 ms | |5 |SELECT ‘a’,’b’ FROM 'myschem ... @ ( "emp_no" ) WHERE 'val’ =? |1 |21.03s |274.00 us | +---+-------------------------------------------------------+---------+---------+----------+ You must try to reduce query execution time. Which two queries should you focus on? (Choose two.)

Which two commands will display indexes on the parts table in the manufacturing schema? (Choose two.)

Pre-production testing has revealed that your client programs and libraries are currently incompatible With a staging environment upgrade to MysQL 8.0. You decide to downgrade to MySQL 5.7 to work on your code. Which two methods will achieve this?

Which two are use cases of MySQL asynchronous replication? (Choose two.)

Examine this statement and output:

（含图）

Which two are true?

You must restore the table.

You begin with these steps:

1. Confirm that secure_file_priv=' /var/ tmp'

2. mysql>DROP TABLE shop. customers;

3. shell> cp /backup/ customers.MY* /var/ lib/mysql/ shop/

Which two actions are required to complete the restore? (Choose two.)

Examine this command, which executes successfully:

cluster . addInstance ( '<user>@<host>:<port>' ,{recoveryMethod: 'clone' 1})

Which three statements are true? (Choose three.)

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