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)
<?php echo (checkdate(4,31,2010) ? 'Valid' : 'Invalid');
?>
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)
<?php class myObject { }define('myObject::CONSTANT', 'test');
echo myObject::CONSTANT;
?>
<?php $color1 = red;
$color2 = red;
echo $color1 + $color2;
?>
session.domain
session.path
session.cookie_path
session.cookie_domain
<?php $a1 = array(a=>red, b=>green, c=>blue, d=>yellow);
$a2 = array(e=>red, f=>green, g=>blue);
$result = array_diff($a1, $a2);
print_r($result);
?>
Array ( [d] => yellow )
Array ( [c] => blue )
Array ( [a] => red )
Array ( [e] => yellow )
<?php define('GREETING_TEST', 'PHP is a scripting language', true);
echo GREETING_TESt;
$changing_variable = 'test';
echo constant('GREETING_' . strtoupper($changing_variable));
?>
start_session()
session_start()
session_begin()
begin_session()
<?php $i = 5;
while (--$i > 0){ $i++;
print $i;
print hello;
} ?>
<?php $color1 = red;
$color2 = green;
echo $color1 . $color2;
?>
<?php $i = 0;
while ($i = 10){ print hi;
}print hello;
?>
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)
<?php $i = 0;
while (++$i && --$i){ print $i;
} ?>
save_data
session.save
session.save_data
session.save_handler
<?php $color1 = red;
$color2 = 1;
$color3 = greyecho $color1 + $color2 . $color3;
?>
<?php echo Today is .date(F d, Y) ?>
<?php $color1 = red;
$color2 = green;
echo $color1 + $color2;
?>
<?php $color = red;
$color = green;
echo $color;
?>
<?php $i = 2;
while (++$i){ while (--$i > 0) print $i;
} ?>
$date = Date(22 JUNE 2013)
$date = new Date(JUNE 22 2013)
$date = DateTime(22 JUNE 2013)
$date = new DateTime(22 JUNE 2013)
<?php define('GOOD_OCTAL', 0700);
define('BAD_OCTAL', 0600);
print GOOD_OCTAL;
print '
';
print BAD_OCTAL;
?>
PHP files have a default file extension of..
.html
.xml
.php
.ph
<?php $i = 5;
while (--$i > 0 || ++$i){ print $i;
} ?>
<?php define(GREETING, PHP is a scripting language);
echo $GREETING;
?>
lastmod()
getlastmod()
last_mod()
get_last_mod()
<?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;
?>
<?php printf( date(t) ) ?>
time()
mktime()
mrtime()
mtime()
<?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)
<?php define('IF', 42);
echo IF: , IF;
?>
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)
What will be the output of the following code?
<?php
$foo = 'Bob';
$bar = &$foo;
$bar = "My name is $bar";
echo $bar;
echo $foo;
?>
Error
My name is BobBob
My name is BobMy name is Bob
My name is Bob Bob
<?php $color1 = red;
$color2 = green;
echo $color1.$color2;
?>
<?php $i = 0;
while ((--$i > ++$i) - 1){ print $i;
} ?>
<?php define(GREETING, PHP is a scripting language, true);
echo GREETING;
echo
echo GREETING;
?>
<?php $i = 0;
while(++$i || --$i){ print $i;
} ?>
<?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 )
A PHP script should start with ___ and end with ___:
< php >
< ? php ?>
<?php ?>
<% %>
<?php $cars = array(Volvo, BMW, Toyota, Honda, Mercedes, Opel);
print_r(array_chunk($cars, 2));
?>
Array ( [0] => Array ( [1] => Volvo [2] => BMW ) [1] => Array ( [1] => Toyota [2] => Honda ) [2] => Array ( [1] => Mercedes [2] => Opel ) )
Array ( [1] => Array ( [1] => Volvo [2] => BMW ) [2] => Array ( [1] => Toyota [2] => Honda ) [3] => Array ( [1] => Mercedes [2] => Opel ) )
Array ( [0] => Array ( [0] => Volvo [1] => Volvo ) [1] => Array ( [0] => BMW [1] => BMW ) [2] => Array ( [0] => Toyota [1] => Toyota ) )
Array ( [0] => Array ( [0] => Volvo [1] => BMW ) [1] => Array ( [0] => Toyota [1] => Honda ) [2] => Array ( [0] => Mercedes [1] => Opel ) )
<?php $color = red;
echo $color . red ;
?>
<?php $age = array(Peter=>35, Ben=>37, Joe=>43);
print_r(array_change_key_case($age, CASE_UPPER));
?>
Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )
Array ( [peter] => 35 [ben] => 37 [joe] => 43 )
Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 )
Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 )
<?php /*echo Hello world;
*/ ?>
/* 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)