Question 1

Why should you be selective when granting the PROCESS privilege to an account?

Options :

A : It allows a client to process scripts.

B : It allows the use of stored routines.

C : It allows a client to see another user-s queries with the SHOW PROCESSLIST command.

D : It allows a client to control running processes on a server.

Answer: C

Question 2

Consider the three binary log files bin.00010, bin.00011, and bin.00012 from which you want to restore data.Which method would use mysqlbinlog for greater consistency?

Options :

A : shell> mysqlbinlog bin.00010 | mysql shell> mysqlbinlog bin.00011 | mysql shell> mysqlbinlog bin.00012 | mysql

B : shell> mysqlbinlog bin.00010 bin.00011 bin.00012 | mysql

C : shell> mysqlbinlog – restore bin.00010 bin.00011 bin.00012

D : shell> mysqlbinlog – include-gtide=ALL bin.00010 bin.00011 bin.00012 | mysql

Answer: B

Question 3

You execute mysqladmin shutdown on a MySQL server that is decribed as follows:

- It is running with both active and idle client connections.

- It has open transactions against InnoDB.

- It has active multi-row inserts into MyISAM engine tables.

- Innodb_fast_shitdown is set to 1.

What are three effects of shutting down the server by using a mysqladmin shutdown command?

Options :

A : Connections that have an open transaction are rolled back.

B : Connections with statements running against MyISAM tables wait for completion.

C : New client connections are not accepted after shutdown is initiated.

D : Connections are accepted during the shutdown process because a graceful shutdown can take large amounts of time.

E : Partial updates may occur for non-transactional tables.

Answer: A,C

Question 4

Which three statements are true about memory buffer allocation by a MySQL Server? (Choose three.)

Options :

A : Global buffers such as the InnoDB buffer pool are allocated after the server starts, and are never freed.

B : Thread buffers are allocated when a client connects, and are freed when the client disconnects.

C : Buffers that are needed for certain operation are allocated when the operation starts, and freed when it ends.

D : User buffers are allocated at server startup and freed when the user is dropped.

E : All dynamic buffers that are set with a SET GLOBAL statement immediately get allocated globally, and are never freed.

Answer: A,C

Question 5

You have an InnoDB Cluster configured with three servers.

Examine this command, which executes successfully:

mysqldump -uroot -p -d mydatabase > 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.)

Options :

A : Stop all instances except the primary read/write master instance and run the restore.

B : Remove the @@GLOBAL.gtid_purged statement from the dump file.

C : Create the backup by using the --set-gtid-purged=OFF option.

D : Remove the group replication plugin from each instance before restoring.

E : Remove the @@GLOBAL.gtid_executed statement from the dump file.

F : Restore using the --set-gtid-purged=OFF option.

Answer: B,C

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