Which method rolls back the present transaction?
A. commit()
B. undo()
C. back()
D. rollback()
Answer: Option D
Solution(By Examveda Team)
Its prototype follows: class mysqli { boolean rollback() }Related Questions on Databases Handling
Which one of the following databases has PHP supported almost since the beginning?
A. Oracle Database
B. SQL
C. SQL+
D. MySQL
The updated MySQL extension released with PHP 5 is typically referred to as.
A. MySQL
B. mysql
C. mysqli
D. mysqly
A. extension=php_mysqli.dll
B. extension=mysql.dll
C. extension=php_mysqli.dl
D. extension=mysqli.dl
In which version of PHP was MySQL Native Driver(also known as mysqlnd) introduced?
A. PHP 5.0
B. PHP 5.1
C. PHP 5.2
D. PHP 5.3
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