최신 1Z0-908 무료덤프 - Oracle MySQL 8.0 Database Administrator

A. It is the time between the most recent transaction applied by a SQL thread and the time it was committed on the master.

B. It is the time between the I/O thread receiving details of the master's last transaction and the time it was applied by the SQL thread.

C. It is the time between the most recent transaction written to the relay logs and the time it was committed on the master.

D. It is the time between the I/O thread receiving details of the master's last transaction and the time it was written to the relay log on the slave.

A. user privileges

B. doublewrite buffer

C. table data

D. primary indexes

E. change buffer

F. InnoDB Data Dictionary

A. general query log

B. audit log

C. error log

D. slow query log

E. binary log

A. The lock is at the table object level.

B. The lock is a row-level lock.

C. The lock is a shared lock.

D. The lock is at the metadata object level.

E. The lock is an intentional lock.

F. The lock is an exclusive lock.

A. time zone information and definitions

B. plugins

C. information about table structures

D. rollback segments

E. audit log events

F. performance monitoring information

G. help topics

A. user privileges

B. doublewrite buffer

C. table data

D. primary indexes

E. change buffer

F. InnoDB Data Dictionary

A. It adds more temporary workspace in addition to the innodb_tmpdir location.

B. It moves all innodb tablespaces to the /innodb_extras directory to enable a new innodb_data_home_dir to be defined.

C. It defines all innodb tablespace options relative to a starting parent directory.

D. It allows scanning of other locations to discover more innodb tablespaces.

E. It is not necessary because innodb_data_home_dir is already defined.

A. The frozen file system can be cloned to another virtual machine immediately into active service.

B. Snapshot-based backups greatly reduce time during which the database and applications are unavailable.

C. There is no need for InnoDB tables to perform its own recovery when restoring from the snapshot backup.

D. A separate physical copy must be made before releasing the snapshot backup.

E. Snapshot backups can be used only in virtual machines.

A. Only internal temporary tables from the optimizer will be created in tmpdir.

B. Temporary tables will use the InnoDB temporary tablespace located in /tmp.

C. Temporary tables will use the InnoDB temporary tablespace located in datadir.

D. Temporary tables are created in tmpdir only after they reach tmp_tabie_size.

E. Temporary tables are created in tmpdir only if configured to use MyISAM.

A. It creates a logical backup of all MySQL user accounts.

B. It returns an error because the mysqldump command should have been used.

C. It creates a logical backup of only the users database.

D. It creates a logical backup of all metadata, but contains no table data.