Which variable is used as a handle to an open file?(a) $dbh(b) $sth(c) $fh(d) $hI got this question in semester exam.The doubt is from Perl DBI Overview topic in division MySQL Programs Using Perl DBI and PHP of MySQL

Which variable is used as a handle to an open file?(a) $dbh(b) $sth(c)

1.	Which variable is used as a handle to an open file?(a) $dbh(b) $sth(c) $fh(d) $hI got this question in semester exam.The doubt is from Perl DBI Overview topic in division MySQL Programs Using Perl DBI and PHP of MySQL
Answer» Right choice is (c) $fh Easiest explanation: The variable named ‘$fh’ is a handle to an open FILE. ‘$h’ is a generic handle and the meaning depends on context. ‘$DBH’ is a handle to a database OBJECT. ‘$sth’ is a handle to a QUERY object.

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Which variable is used as a handle to an open file?(a) $dbh(b) $sth(c) $fh(d) $hI got this question in semester exam.The doubt is from Perl DBI Overview topic in division MySQL Programs Using Perl DBI and PHP of MySQL

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