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多项选择题

A.FORCE_PLUS_PERMANENT is not valid for the audit-log option
B.The audit_log.so library does not exist
C.The audit_log.so library is in a location that is different from that defined by the plugin_dir option
D.The audit plugin must be loaded dynamically by using the INSTALL PLUGIN command
E.The audit log file does not exist in which to write audit events
F.The audit_log.so library is not an executable file

单项选择题

A.All system users have access to the MySQL server via—login path local
B.login-path can be used only for MySQL servers running on a local machine
C.login-path allows you to provide login credentials without passing clear text passwords on the command line
D.When using – login-path to connect to a remote MySQL server, the remote server version must be 5.6 or later

多项选择题

A.Allowing a client to kill other client connections
B.Allowing a client to shut down the server
C.Allowing change of the server runtime configuration
D.Allowing client accounts to take over the account of another user

单项选择题

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 before 'mysql-bin.010'
D.It deletes all binary log files after 'mysql-bin.010'

单项选择题

A.The snapshot size will continue to grow as changes to the volume are made
B.The snapshots take a significant amount of disk space as they are a duplicate copy of the data
C.The system can only support one snapshot per volume, and you need to remove it to be able to take your next backup
D.The system keeps a copy of changes in memory and can cause an out of memory event

单项选择题

A.MySQL requires correct file ownership while remaining secure
B.MySQL needs to be run as the root user, but file cannot be owned by it
C.MySQL cannot be run as the root user

多项选择题

A.Thread memory is pre-allocated up to thread_cache_size for performance
B.Each connection may have its own per-thread memory allocations
C.Global memory resources are allocated at server startup
D.Each thread allocates memory from a global pool

多项选择题

A.The server's SQL mode determines how the server should behave when performing data validation check and interpreting different forms of syntax
B.The server's SQL mode determines whether the server should be read-only or should accept commands such as INSERT and UPDATE
C.The server's SQL mode can be changed at the session level with a SET SESSION sql_mode="new_value" command
D.The server's SQL mode, when globally set on a slave server, applies to events sent from the master

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