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Quiz on Storage engines, created by nivasreddy.is on 22/08/2014.

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Storage engines

Question 1 of 10

1

What is the default storage engine in 5.6 ?

Select one of the following:

  • MyISAM

  • Innodb

  • Memory

  • Archive

Explanation

Question 2 of 10

1

What is the default storage engine before 5.5.5 ?

Select one of the following:

  • Innodb

  • Memory

  • Myisam

  • Archive

Explanation

Question 3 of 10

1

What is the default storage engine from 5.5.5 ?

Select one of the following:

  • Innodb

  • MyISAM

  • Memory

  • Blackhole

Explanation

Question 4 of 10

1

Which of the following is not applicable for MyISAM tables

Select one of the following:

  • lock waits

  • deadlocks

  • table level locking

  • indexes

Explanation

Question 5 of 10

1

Which of the following is not applicable for MyISAM

Select one of the following:

  • referential integrity

  • table level locking

  • indexes

  • slow log

Explanation

Question 6 of 10

1

What is the purpose of innodb redo logs ?

Select one of the following:

  • crash recovery

  • identify bad queries

  • to recover database

  • point in time recovery

Explanation

Question 7 of 10

1

How many redo logs are created by default in Innodb ?

Select one of the following:

  • 4

  • 3

  • 2

  • 6

Explanation

Question 8 of 10

1

A user had issues LOCK TABLES on actor table. You can

Select one of the following:

  • delete table actor

  • select table actor

  • update table actor

  • insert table actor

Explanation

Question 9 of 10

1

What is the purpose of innodb_file_per_table ?

Select one of the following:

  • All the tables are saved in shared ibd file

  • Each table has separate tablespace file

  • Each table has separate redo log

  • Each table has sepearate files - one for index and one for table

Explanation

Question 10 of 10

1

When you create a new MyISAM table following files are created in data directory

Select one of the following:

  • .frm,.myi,.myd

  • .frm,.myi,.ibd

  • .frm,.ibd

  • .myi,.myd

Explanation