问题:多选题Consider the MySQL Enterprise Audit plugin, You add the following lines to the my.cnf configuration tile: [mysqld] Plugin-load=audit_log.so Audit-log=FORCE_PLUS_PERMANENT You attempt to start up the MySQL service and notice that it fails to start. Whic...
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问题:单选题Which High Availability solution can provide a consistent, time-delayed (for example, one hour) snapshot of the live production database?()A MySQL ReplicationB Distributed Replication Block DeviceC Windows Server Failover ClusteringD MySQL Cluster...
问题:单选题Consider the following: Which statement best describes the meaning of the value for the key_len column?()A It shows the total size of the index rowB It shows how many columns in the index are examinedC It shows the number of characters indexed in th...
问题:多选题You examine the output of SHOW GLOBAL STATUS and notice that the value of Created_tmp_disk_tables is consistently increasing. Which two variables would likely fix this issue?()ATable_open_cacheBTable_open_cache_instancsCTable_definition_cacheDTmp_table...
问题:多选题Which two requirements would lead towards a high availability solution?()AWhen uptime is criticalBWhen data must be refactoredCWhen application concurrency is staticDWhen data loss is unacceptableEWhen application is a single point of failure...
问题:单选题You want to start monitoring statistics on the distribution of storage engines that are being used and the average sizes of tables in the various databases. Some details are as follows: The Mysql instance has 400 databases. Each database on an average ...
问题:多选题Which two options describe how MySQL Server allocates memory?()AThread memory is pre-allocated up to thread_cache_size for performanceBEach connection may have its own per-thread memory allocationsCGlobal memory resources are allocated at server startu...
问题:多选题Which two events will cause a slave server to create a new relay log file?()AExecution of the FLUSH LOGS statementBStarting of the SQL threadCReaching the slave_pendign _jobs_size_max limitDExecution of FULSH TABLES WITH READ LOCKEStarting of the I/O t...
问题:单选题Review the definition of the phone_list view. CHEATE OR REPLACE ALGORITHM=MERGE DEFINER= 'root'@localhost' SQL SECURITY DEFINER VIEW 'phone_list' AS SELECT e . id as id 'e . first_name AS 'first_name' 'e . last_name AS 'last_name' 'coalesce ( ph1.phone...
问题:单选题You have taken a Logical Volume Manager (LVM) snapshot backup of a volume that contains the MySQL data directory. Why is it important to remove snapshots after completing a RAW backup in this way?()A The snapshot size will continue to grow as changes t...
问题:多选题What are three facts about backups with mysqldump?()ACan back up a remote database serverBAllow a consistent backup to be takenCAre always faster to restore than binary backupsDAre able to back up specific items within a databaseECreate automatically c...
问题:单选题An employee cannot access the company database. You check the connection variables: What is a valid explanation for why one of the users is unable to connect to the database?()A Bob has max_user_connections set to zero, which blocks all his connectio...
问题:单选题A user executes the statement; PURGE BINARY LOGS TO 'mysql-bin.010'; What is the result?()A It deletes all binary log files, except 'mysql-in.010'B It deletes all binary log files up to and including 'mysql-bin.010'C It deletes all binary log files bef...
问题:多选题Mysqldump was used to create a single schema backup; Shell mysqldump –u root –p sakila sakila2013.sql Which two commands will restore the sakila database without interfering with other running database?()AMysql> USE sakila; LOAD DATA INFILE 'sakila201...
问题:多选题Which three statements are true about memory buffer allocation by a MySQL Server?()AGlobal buffers such as the InnoDB buffer pool are allocated after the server starts, and are never freedBThread buffers are allocated when a client connects, and are fr...
问题:单选题While reviewing the MySQL error log, you see occasions where MySQL has exceeded the number of file handles allowed to it by the operating system. Which method will reduce the number of file handles in use?()A Activating the MySQL Enterprise thread pool...
问题:多选题What are two methods of taking a binary backup of a Mysql Server using InnoDB storage engine?()AFile system snapshotsBMysqldumpslowCMysqlhotcopyDMysqldump with – binary-data optionEMysql Enterprise Backup...
问题:单选题You use—login-path to access a MySQL server on a Linux installation. Which statement is true about the – login-path option that is created by using mysql_config_editor?()A All system users have access to the MySQL server via—login path localB login-pat...
问题:单选题You adjust a default configuration to the following /etc/my.cnf on a Linux installation:[mysqld] Loq-bin Binrylog_format=ROW You do not notice the spelling error in binrylog_format and restart your production server. How does the MySQL server behave wi...