Zusammenfassung der Ressource
Frage 1
Frage
What is the default storage engine in 5.6 ?
Antworten
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MyISAM
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Innodb
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Memory
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Archive
Frage 2
Frage
What is the default storage engine before 5.5.5 ?
Antworten
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Innodb
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Memory
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Myisam
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Archive
Frage 3
Frage
What is the default storage engine from 5.5.5 ?
Antworten
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Innodb
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MyISAM
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Memory
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Blackhole
Frage 4
Frage
Which of the following is not applicable for MyISAM tables
Antworten
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lock waits
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deadlocks
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table level locking
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indexes
Frage 5
Frage
Which of the following is not applicable for MyISAM
Antworten
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referential integrity
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table level locking
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indexes
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slow log
Frage 6
Frage
What is the purpose of innodb redo logs ?
Antworten
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crash recovery
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identify bad queries
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to recover database
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point in time recovery
Frage 7
Frage
How many redo logs are created by default in Innodb ?
Frage 8
Frage
A user had issues LOCK TABLES on actor table. You can
Antworten
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delete table actor
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select table actor
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update table actor
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insert table actor
Frage 9
Frage
What is the purpose of innodb_file_per_table ?
Antworten
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All the tables are saved in shared ibd file
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Each table has separate tablespace file
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Each table has separate redo log
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Each table has sepearate files - one for index and one for table
Frage 10
Frage
When you create a new MyISAM table following files are created in data directory
Antworten
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.frm,.myi,.myd
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.frm,.myi,.ibd
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.frm,.ibd
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.myi,.myd