Question #1

Examine this command,which executes successfully:
mysqlbackup --user=dba --password --port=3306 --with-timestamp--backup-dir=/export/backups backup-and-apply-log
Which statement is true?

• A. The backup accesses the MySQL server files by using a pre-existing connection.
• B. The database server is put into a read-only state for the duration of the backup.
• C. An offline backup of InnoDB tables is taken.
• D. The backup can be impacted when DDL operations run during the backup.

Answer: D

Question #2

A developer accidentally dropped the InnoDB table Customers from the Company database.
There is a datadir copy from two days ago in the dbbackup directory.
Which set of steps would restore only the missing table?

• A. Stop the MySQL Server process,and execute: mysqlbackup --datadir=/var/lib/mysql --backup-dir=/dbbackup --include-tables='Company.Customers' copy-back Start the mysqld process.
• B. Stop the MySQL Server process and restart it with the command: mysqld --basedir=/usr/local/mysql --datadir=/var/lib/mysql Run mysqldump on this table and restore the dump file.
• C. Stop the MySQL Server process and restart it with the command: mysqld --basedir=/usr/local/mysql --datadir=/dbbackup Run mysqldump on this table and restore the dump file.
• D. Stop the MySQL Server process, copy the Customers.ibd file from the dbbackup directory, and start the mysqld process.

Answer: C

Question #3

Examine the full path name of the backup image from MySQL Enterprise Backup with the --compress option:
/backup/full/mybackup/myimage.img
mysqlbackup.cnf contains this data:
[mysqlbackup]
backup-dir=/backup/full/myrestore
backup-image=/backup/full/mybackup/myimage.img
uncompress
You must perform a database restore to a new machine.
which command can provision the new database in datadir as /data/MEB?

• A. mysqlbackup --defaults-file=mysqlbackup.cnf --datadir=/data/MEB restore-and-apply-log
• B. mysqlbackup --defaults-file=mysqlbackup.cnf --datadir=/data/MEB image-to-dir-and-apply-log
• C. mysqlbackup --defaults-file=mysqlbackup.cnf --datadir=/data/MEB apply-log-and-copy-back
• D. mysqlbackup --defaults-file=mysqlbackup.cnf --datadir=/data/MEB copy-back-and-apply-log

Answer: D

Question #4

Which are three benefits of using mysqlbackup instead of mysqldump?

• A. mysqlbackup restores data from physical backups,which are faster than logical backups.
• B. mysqlbackup can back up tables with the InnoDB engine without blocking reducing wait times due to contention.
• C. mysqlbackup allows logical backups with concurrency resulting in faster backups and restores.
• D. mysqlbackup does not back up MySQL system tables,which shortens backup time.
• E. mysqlbackup integrates tape backup and has the virtual tape option.

Answer: ABE

Question #5

Examine this command,which executes successfully:
Smysqlbackup --user=dba --password --port=3306 --with-timestamp --only-know-file-types --backup-dir=/exprot/backups backup
Which statement is true?

• A. Only tables stored in their own tablespaces are backed up.
• B. Only non-encrypted files are backed up.
• C. The backup includes only data files and their metadata.
• D. Only InnoDB data and log files are backed up.

Answer: E

Question #6 ... 203

MySQL 8.0 Database Administrator

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