Data Types


  1. What is SBR replication?











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    Correct Option: D

    There are two main kinds of replication format: Statement Based Replication (SBR) replicates entire SQL statements and Row Based Replication (RBR) replicates only the changed rows.


  1. Replication does not enable data from one MySQL database server to be copied to one or more MySQL database servers.











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    Correct Option: A

    Replication enables data from one MySQL database server (the master) to be copied to one or more MySQL database servers (the slaves). Replication is asynchronous by default.



  1. What is used to reload a delimited text data file?











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    Correct Option: A

    A way to create text data files along with files containing ‘CREATE TABLE’ statements for the backed up tables is to use ‘mysqldump’ with –tab. To reload a delimited text data file ‘mysqlimport’ is used.


  1. For InnoDB tables in mysqldump an online backup that takes no locks on tables can be performed by which option?











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    Correct Option: C

    For InnoDB tables it is possible to perform an online backup that takes no locks on tables using the option ‘–single-transaction’ to ‘mysqldump’. The ‘mysqldump’ can make backups.



  1. What is the minimum value stored by signed TINYINT?











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    Correct Option: D

    MySQL supports the SQL standard integer types INTEGER, or INT, and SMALLINT. As an extension to this standard, MySQL also supports the integer types TINYINT, MEDIUMINT and BIGINT.