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Detail Form
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1.
What is the output of the following PHP code:
<?php
$y = 100;
function f($x) {
$y = 100 + $x;
return $y;
}
f(50);
echo $y;
?>
$y = 100;
function f($x) {
$y = 100 + $x;
return $y;
}
f(50);
echo $y;
?>
2.
In PHP, the session_start() function _______________________________.
3.
In PHP, the __construct function ________________________________.
4.
In PHP, the mysql_insert_id() function _________________________________.
5.
Which of the following SQL queries is correct?
6.
In MySQL, which of the following is displayed when a FOREIGN KEY constraint is encountered while executing the DELETE command?
7.
In MySQL, which of these returns any
three letter value?