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PHP Databases Handling

PHP Databases Handling
Can joins be nested?

False
True

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PHP Databases Handling
Which one of the following method is used to retrieve the number of rows affected by an INSERT, UPDATE, or DELETE query?

affected_rows()
changed_rows()
num_rows()
new_rows()

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PHP Databases Handling
The ............. statement is used to delete a table.

DELETE TABLE
DROP TABLE
DEL TABLE
REMOVE TABLE

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PHP Databases Handling
The (|/) tells the server to match ___________

backward slash
nothing
forward slash
either nothing or a forward slash

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PHP Databases Handling
Which method returns the error code generated from the execution of the last MySQL function?

errno()
errornumber()
errnumber()
errorno()

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PHP Databases Handling
([w-]+) will match ___________

one word characters
one or more word characters
one or more word characters and hypens
one or more word characters and/or hypens

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