Online Random Test

(B) PHP interfaces to a number of relational databases such as MySQL, Oracle and Sybase. A wrapper layer is provided so that code written for one database can easily be transferred to another if you later switch your database engine.

(C) PHP interfaces to a number of relational databases such as MySQL, Oracle and Sybase but the interface differs in each case.

(D) There's little code in PHP to help you interface to databases, but there's no reason why you can't write such code if you want to.

Ques 8 :
The output of following script would be
$somerar=15;
function ad it () {
GLOBAL $somevar;
$somerar++ ;
echo "somerar is $somerar";
}
addit ();

(A) somerar is 1

(B) somerar is 15

(D) somerar is $ somerar

Ques 9 : How would you add 1 to the variable $count?

(A) incr count;

(B) $count++;

(D) incr $count;

Ques 10 : Which of the following statement produce different output.

a. <P="This is php example"; ?>
b. <?echo "This is php example"; ?>
c. <?PHP echo "This is php example"; php?>
d. <script language="php"> print "This is php example";</script>

(A) a

(B) b

(D) d

Ques 11 :
Whether One-line comment begin with pound sing(#) in php?

(A) True

(B) False

Ques 12 : What is the output ?
<?php $x=array(1,3,2,3,7,8,9,7,3); $y=array_count_values($x); echo $y[8]; ?>

(A) 43

(B) 1

(D) 8

Ques 13 : The left associative dot operator (.) is used in PHP for ?

(A) multiplication

(B) concatenation

(D) delimeter

Ques 14 : PHP code is embedded directly into XHTML document?

(A) False

(B) True

Ques 15 :
<?php
$x="display";
${$x.'_result'} ();
? >
Above program will call the function display_result()

(A) False

(B) True

(D) None of the above

Ques 16 : what will be the output of below code ?
$x="101.5degrees";
(double)$x;
(int)$x;
echo (string)$x;
?>

(A) 101.5

(B) degrees

(D) 101.5degrees

Ques 17 : In PHP the error control operator is _______ ?

(A) .

(B) *

(D) &

Ques 18 : Which of the following functions require the allow-url-fopen must be enabled?

(A) require()

(B) include()

(D) None of above

Ques 19 :
what will be the output of below code ?
<?php
$arr = array(5 => 1, 12 => 2);
$arr[] = 56;
$arr["x"] = 42;
unset($arr);
echo var_dump($arr);
?>

(A) 42

(B) 56

(D) x=42

Ques 20 : what is the return value of this substr function?
<?php
$rest = substr("abcdef", -1);
$rest = substr("abcdef", 0, -1);
?>

(A) f,abcde

(B) b,abcdef

(D) a,abcde