Control Structures(Loop In PHP) MCQ question and answer with solution | PHP Programming

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51.
What will be the output of the following PHP code ? 
<?php
$i = "";
while ($i = 10)
{   
    print "hi";
}
print "hello";
?>

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52.
What will be the output of the following PHP code ? 
<?php
$i = 5;
while (--$i > 0)
{   
    $i++; print $i; print "hello";
}
?>

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53.
What will be the output of the following PHP code ? 
<?php
$i = 5;
while (--$i > 0 && ++$i)
{   
    print $i;
}
?>

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54.
What will be the output of the following PHP code ? 
<?php
$i = 5;
while (--$i > 0 || ++$i)
{   
    print $i;
}
?>

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55.
What will be the output of the following PHP code ? 
<?phpspan>
$i = 0;
while(?++$i || --$i)
{   
    print $i;
}
?>

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56.
What will be the output of the following PHP code ? 
<?php
$i = 0;
while (++$i && --$i)
{   
    print $i;
}
?>

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57.
What will be the output of the following PHP code ? 
<?php
$i = 0;
while ((--$i > ++$i) - 1)
{   
    print $i;
}
?>

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58.
What will be the output of the following PHP code ? 
<?php
$i = 2;
while (++$i)
{   
    while ($i --> 0)
    print $i;
}
?>

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59.
What will be the output of the following PHP code ? 
<?php
$i = 2;
while (++$i)
{   
    while (--$i > 0)
    print $i;
}
?>

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60.
What will be the output of the following PHP code ? 
<?php
$i = 0;
for ($i)
{
    print $i;
}
?>

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