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PHP Objective Questions Set-3

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Question: 41

<?php
function hello(){
    echo "hello";
    hello();
}

hello();
?>

(A) hello
(B) hello hello
(C) hello is printed infinite times
(D) Compilation Error

Compiler
Level: Beginner
Category: methods
[Posted by: Admin | Chicago, USA]

Question: 42

<?php
class cppbuzz {
    public $var;
    function __construct() {
        $this->var = "cppbuzz";
    }
}

$cppbuzz = new cppbuzz;
echo $cppbuzz->var;
?>

(A) Compilation Error
(B) cppbuzz
(C) "cppbuzz"
(D) None of the above

Compiler
Level: Beginner
Category: classesAndobjects
[Posted by: Admin | Chicago, USA]

Question: 43

<?php
class cppbuzz {
    public $var;

    function __construct($var) {
        $this->var = "";
    }
}

$cppbuzz = new cppbuzz("cppbuzz");
echo $cppbuzz->var;
?>

(A) cppbuzz
(B) ""
(C) "cppbuzz"
(D) None of the above

Compiler
Level: Practionar
Category: classesAndobjects
[Posted by: Admin | Chicago, USA]

Question: 44

find the output of below code 

<?php
class cppbuzz {
    public $var;

    function __construct() {
        return "cppbuzz";
    }
}

$cppbuzz = new cppbuzz;
echo $cppbuzz->var;
?>

(A) cppbuzz
(B) "cppbuzz"
(C) ""
(D) Nothing is printed

Compiler
Level: Practionar
Category: classesAndobjects
[Posted by: Admin | Chicago, USA]

Question: 45

<?php
class cppbuzz {
    private $var;

    function __construct() {
        $var="cppbuzz";
    }
}

$cppbuzz = new cppbuzz;
echo $cppbuzz->var;
?>

(A) cppbuzz
(B) "cppbuzz"
(C) Nothing is printed
(D) error: can't access private property

Compiler
Level: Practionar
Category: classesAndobjects
[Posted by: Admin | Chicago, USA]

Question: 46

<?php
$x = 4/5*3;
$y = 1/.3;
$x ^= $y;
$y ^= $x;
$x ^= $y;
echo "$x, $y";
?>

(A) 0, 3
(B) 2, 3
(C) 3, 2
(D) 0, 4

Compiler
Level: Expert
Category: variables
[Posted by: Haze | Serbia, Belgrade]

Question: 47

Which method is used to check the validation of a email address

(A) validateAddress
(B) ValidateMail
(C) CheckAddress
(D) CheckMail

Compiler
Level: Beginner
Category: methods
[Posted by: Harshit Gupta | Allahabad India]

Question: 48

<?php
$a=0;
$b=0;

for($i=0;$i<10;$i++)
{
      if(++$a<5 && $b++<7){  }
}
echo $a." ".$b;
?>

(A) 10 10
(B) 6 4
(C) 4 10
(D) 10 4

Compiler
Level: Practionar
Category: operators
[Posted by: Harshit Gupta | Allahabad India]

Question: 49

<?php
$a=0;
$b=0;

for($i=0;$i<10;$i++)
{
      if(++$a<5 || $b++<7){  }
}
echo $a." ".$b;
?>

(A) 10 10
(B) 4 6
(C) 10 6
(D) 6 10

Compiler
Level: Beginner
Category: variables
[Posted by: Harshit | Gupta]

Question: 50

<?php
    function simple_interest ( $principal , $rate , $time){
        $result = $principal * $rate * $time / 100;
        echo $result;
        return $result;
    }
    simple_interest(2 , 2, 2)

?>

(A) 80
(B) 0.008
(C) 0.08
(D) 8

Compiler
Level: Beginner
Category: methods
[Posted by: KWED | Lagos Nigeria]

Question: 51

<?php
    $numb = 0;
    while ( $numb <= 10 ){
        if ($numb % 2 == 0){
            echo "{$numb} Even . ";
        }else{
            echo  "{$numb} Odd . ";
        }
         $numb++;
    }

?>

(A) 0 Odd . 1 Even . 2 Odd . 3 Even . 4 Odd . 5 Even . 6 Odd . 7 Even . 8 Odd . 9 Even .
(B) 0 Even . 1 Odd . 2 Even . 3 Odd . 4 Even . 6 Even . 7 Odd . 8 Even . 9 Odd . 10 Even .
(C) 0 Even . 1 Odd . 2 Even . 3 Odd . 4 Even . 5 Odd . 6 Even . 7 Odd . 8 Even . 9 Odd . 10 Even .
(D) 0 Error. 1 Odd . 2 Even . 3 Odd . 4 Even . 5 Odd . 6 Even . 7 Odd . 8 Even . 9 Odd ..

Compiler
Level: Beginner
Category: loops
[Posted by: KWED | Lagos Nigeria]

Question: 52

<?php
$a=122; $b=13.1;
$c=$a+$b;
$d=$a.$c;
echo $d;
?>

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PHP Objective Questions Set-3

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