<?php $i = 0;
while ($i = 10){ print hi;
}print hello;
?>
hello
infinite loop
hihello
error
B. infinite loop
PHP files have a default file extension of..
.html
.xml
.php
.ph
.asp
.jsp
<?php $color1 = red;
$color2 = 1;
$color3 = greyecho $color1 + $color2 . $color3;
?>
1grey
grey
0
red1grey
save_data
session.save
session.save_data
session.save_handler
<?php $a = array(A, Cat, Dog, A, Dog);
print_r(array_count_values($a));
?>
Array ( [A] => 2 [Cat] => 1 [Dog] => 2 )
Array ( [A] => 2 [Cat] => 2 [Dog] => 1 )
Array ( [A] => 1 [Cat] => 1 [Dog] => 2 )
Array ( [A] => 2 [Cat] => 1 [Dog] => 1)
Which of following variables can be assigned a value to it?
i) $3hello
ii) $_hello
iii) $this
iv) $This
All of the mentioned
Only ii)
ii), iii) and iv)
ii) and iv)
<?php /*echo Hello world;
*/ ?>
Hello world
Nothing
Error
/* Hello world */
What does PHP stand for?
i) Personal Home Page
ii) Hypertext Preprocessor
iii) Pretext Hypertext Processor
iv) Preprocessor Home Page
Both i) and iii)
Both ii) and iv)
Only ii)
Both i) and ii)
Which of the following must be installed on your computer so as to run PHP script?
i) Adobe Dreamweaver
ii) PHP
iii) Apache
iv) IIS
All of the mentioned.
Only ii)
ii) and iii)
ii), iii) and iv)
Delete the previous session
Start a new session
Check whether a valid session exists
Handle the session
Integer
String
Boolean
Float
<?php printf( date(t) ) ?>
30
22
JUNE
2013
<?php $i = 0;
while ((--$i > ++$i) - 1){ print $i;
} ?>
00000000000000000000….infinitely
-1-1-1-1-1-1-1-1-1-1…infinitely
no output
error
<?php $a = array(a=>red, b=>green, c=>blue);
echo array_shift($a);
print_r ($a);
?>
green
red
redArray( [c] => green [c] => blue )
redArray( [b] => green [c] => blue )
<?php define(NEW_GOOD_NAME_CONSTANT, I have a value);
define(OLD_BAD_NAME_CONSTANT, NEW_GOOD_NAME_CONSTANT);
�echo NEW_GOOD_NAME_CONSTANT;
echo OLD_BAD_NAME_CONSTANT;
?>
I have a value
I have a valueI have a value
ERROR
I have a valueNEW_GOO_NAME_CONSTANTS
<?php $color1 = red;
$color2 = green;
echo $color1 . $color2;
?>
red
green
red green
redgreen
Which of the following is/are a PHP code editor?
i) Notepad
ii) Notepad++
iii) Adobe Dreamweaver
iv) PDT
Only iv)
All of the mentioned.
i), ii) and iii)
Only iii)
360
180
3600
1800
3600 sec
3600 min
3600 hrs
the browser is restarted
<?php $i = 5;
while (--$i > 0){ $i++;
print $i;
print hello;
} ?>
4hello4hello4hello4hello4hello…..infinite
5hello5hello5hello5hello5hello…..infinite
no output
error
<?php define(GREETING, PHP is a scripting language, true);
echo GREETING;
echo
echo GREETING;
?>
PHP is a scripting language
GREEtING
GREETING
PHP is a scripting language
<?php $a = array(red, green, blue);
array_pop($a);
print_r($a);
?>
Array ( [0] => red [1] => green )
Array ( [0] => green [1] => blue )
Array ( [0] => red [1] => blue )
Array ( [0] => blue [1] => blue )
<?php echo Today is .date(F d, Y) ?>
Today is 22 June, 2013
Today is 22-06-2013
Today is 06-22-2013
Today is June 22, 2013
<?php $color1 = 1;
$color2 = 1;
echo $color1 + $color2;
?>
11
2
0
1
<?php $color = red;
$color = green;
echo $color;
?>
red
green
red green
error
<?php define(VAR_NAME,test);
${VAR_NAME} = value;
echo VAR_NAME;
echo ${VAR_NAME};
?>
test
testtest
testvalue
error, constant value cannot be changed
<?php $color1 = red;
$color2 = 1;
echo $color1 + $color2;
?>
red1
red 1
0
1
A PHP script should start with ___ and end with ___:
< php >
< ? php ?>
<?php ?>
<% %>
<?php define('GREETING_TEST', 'PHP is a scripting language', true);
echo GREETING_TESt;
$changing_variable = 'test';
echo constant('GREETING_' . strtoupper($changing_variable));
?>
PHP is a scripting language
GREETING_TESt
PHP is a scripting language
GREETING_TEST
<?php $a1 = array(red, green);
$a2 = array(blue, yellow);
print_r(array_merge($a1, $a2));
?>
Array ( [0] => red [1] => green)
Array ( [0] => blue [1] => yellow [2] => red [3] => green )
Array ( [0] => red [1] => green [2] => blue [3] => yellow )
Array ( [0] => blue [1] => yellow )
Which of the following PHP statements will output Hello World on the screen?
i) echo (“Hello World”);
ii) print (“Hello World”);
iii) printf (“Hello World”);
iv) sprintf (“Hello World”);
i) and ii)
i), ii) and iii)
All of the mentioned
i), ii) and iv)