Web-II-Loop and Function

What will be the output of the following PHP code ?

<?php

$i = 0;

for ($i)

{

print $i;

}

?>

• 0

• infinite loop

• no output

• error

What will be the output of the following PHP code ?

<?php

for ($x = 1; $x < 10;++$x)

{

print "*\t";

}

?>

• **********

• *********

• ***********

• infinite loop

What will be the output of the following PHP code ?

<?php

for ($x = -1; $x < 10;--$x)

{

print $x;

}

?>

• 123456789101112

• 12345678910

• 1234567891011

• infinite loop

What will be the output of the following PHP code ?

<?php

$x;

for ($x = -3; $x < -5; ++$x)

{

print ++$x;

}

?>

• -3-4-5

• -3-4

• no output

• infinite loop

What will be the output of the following PHP code ?

<?php

for ($x = 1; $x < 10; $x++)

for ($y = 1; $y < 5; $y++)

print "Hello";

?>

• Hello....36 times

• Hello....45 times

• Hello....50 times

• Hello....40 times

What will happen in this function call?

<?php

function calc($price, $tax)

{ $total = $price + $tax;

}

$pricetag = 15;

$taxtag = 3;

calc($pricetag, $taxtag);

?>

• Type Hinting

• Default Argument Value

• Call By Value

• Call By Reference

What will be the output of the following PHP code?

<?php

function calc($price, $tax="")

{

$total = $price + ($price * $tax);

echo "$total";

}

calc(42);

?>

• error

• 0

• 42

• 84

What will be the output of the following PHP code?

<?php

function a()

{

function b()

{

echo 'I am b';

}

echo 'I am a';

}

a();

a();

?>

• I am b

• I am bI am a

• Error

• I am a Error

What will be the output of the following PHP code?

<?php

function foo($msg)

{ echo "$msg";

}

$var1 = "foo";

$var1("will this work");

?>

• Error.

• $msg

• 0

• will this work

What will be the output of the following PHP code ?

<?php

$i = 0

do

{ print "hi";

$i++;

}

while ($i != 3);

?>

• hi hi

• hi

• hi hi hi hi

• no output