What will be the output of the following PHP code ?
<?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;
?>
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
Correct Answer :
B. I have a valueI have a value
Constants can be set as values for other constants.
Related Questions
What will be the output of the following PHP code ?
<?php $i = 2;
while (++$i){ while (--$i > 0) print $i;
} ?>
while (++$i){ while (--$i > 0) print $i;
} ?>
210
10
no output
infinite loop
What will be the output of the following PHP code?
<?php $age = array(Peter=>35, Ben=>37, Joe=>43);
print_r(array_change_key_case($age, CASE_UPPER));
?>
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 )
What will be the output of the following PHP code ?
<?php define('GOOD_OCTAL', 0700);
define('BAD_OCTAL', 0600);
print GOOD_OCTAL;
print '
';
print BAD_OCTAL;
?>
define('BAD_OCTAL', 0600);
print GOOD_OCTAL;
print '
';
print BAD_OCTAL;
?>
448
384
0700
0800
ERROR
No output
To create an object and set the date to JUNE 22, 2013, which one of the following statement should be executed?
$date = Date(22 JUNE 2013)
$date = new Date(JUNE 22 2013)
$date = DateTime(22 JUNE 2013)
$date = new DateTime(22 JUNE 2013)
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)
What will be the output of the following PHP code ?
<?php $color1 = red;
$color2 = green;
echo $color1.$color2;
?>
$color2 = green;
echo $color1.$color2;
?>
red green
red
green
error
If the format is F then which one of the following will be returned?
Complete text representation of month
Day of month, with leading zero
Daylight saving time
Day of month, without zeros
If the directive session.cookie_lifetime is set to 3600, the cookie will live until..
3600 sec
3600 min
3600 hrs
the browser is restarted
What will be the output of the following PHP code ?
<?php $color1 = red;
$color2 = 1;
$color3 = greyecho $color1 + $color2 . $color3;
?>
$color2 = 1;
$color3 = greyecho $color1 + $color2 . $color3;
?>
1grey
grey
0
red1grey
Which one of the following function is useful for producing a timestamp based on a given date and time.
time()
mktime()
mrtime()
mtime()
What will be the output of the following PHP code ?
<?php define(GREETING, PHP is a scripting language);
echo $GREETING;
?>
echo $GREETING;
?>
$GREETING
no output
PHP is a scripting language
GREETING
What will be the output of the following PHP code ?
<?php $color1 = red;
$color2 = green;
echo $color1 . $color2;
?>
$color2 = green;
echo $color1 . $color2;
?>
red
green
red green
redgreen
What will be the output of the following PHP code?
<?php $fname = array(Peter, Ben, Joe);
$age = array(35, 37, 43);
$c = array_combine($fname, $age);
print_r($c);
?>
$age = array(35, 37, 43);
$c = array_combine($fname, $age);
print_r($c);
?>
Array ( Peter Ben Joe )
Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )
Array ( 35 37 43 )
Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )
What will be the output of the following PHP code?
<?php $cars = array(Volvo, BMW, Toyota);
echo I like . $cars[0] . , . $cars[1] . and . $cars[2] . .;
?>
echo I like . $cars[0] . , . $cars[1] . and . $cars[2] . .;
?>
I like Volvo BMW and Toyota.
I like Volvo, BMW and Toyota)
I like Volvo, BMW and Toyota.
I like. Volvo.,. BMW. and. Toyota)
If session.use_cookie is set to 0, this results in use of..
Session
Cookie
URL rewriting
Nothing happens
What will be the output of the following PHP code?
<?php $a = array(red, green, blue);
array_pop($a);
print_r($a);
?>
array_pop($a);
print_r($a);
?>
Array ( [0] => red [1] => green )
Array ( [0] => green [1] => blue )
Array ( [0] => red [1] => blue )
Array ( [0] => blue [1] => blue )
What will be the output of the following PHP code ?
<?php $i = ;
while ($i = 10){ print hi;
}print hello;
?>
while ($i = 10){ print hi;
}print hello;
?>
hello
infinite loop
hihello
error
What will be the output of the following PHP code?
<?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);
?>
$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 )
What will be the output of the following PHP code ?
<?php define(__LINE__, PHP is a scripting language);
echo __LINE__;
?>
echo __LINE__;
?>
PHP is a scripting language
__LINE__
2
ERROR
What will be the output of the following PHP code?
<?php echo (checkdate(4,31,2010) ? 'Valid' : 'Invalid');
?>
?>
TRUE
FALSE
Valid
Invalid
Which directive determines how the session information will be stored?
save_data
session.save
session.save_data
session.save_handler
What will be the output of the following PHP code ?
<?php $i = 2;
while (++$i){ while ($i --> 0) print $i;
} ?>
while (++$i){ while ($i --> 0) print $i;
} ?>
210
10
no output
infinite loop
What will be the output of the following PHP code ?
<?php $i = 0;
while ((--$i > ++$i) - 1){ print $i;
} ?>
while ((--$i > ++$i) - 1){ print $i;
} ?>
00000000000000000000….infinitely
-1-1-1-1-1-1-1-1-1-1…infinitely
no output
error
What will be the output of the following PHP code?
<?php $a1 = array_fill(3, 4, blue);
$b1 = array_fill(0, 1, red);
print_r($a1);
echo
;
print_r($b1);
?>
$b1 = array_fill(0, 1, red);
print_r($a1);
echo
;
print_r($b1);
?>
Array ( [3] => blue [4] => blue)
Array ( [0] => red )
Array ( [4] => blue [5] => blue [6] => blue)
Array ( [0] => red )
Array ( [3] => blue [4] => blue [5] => blue [6] => blue )
Array ()
Array ( [3] => blue [4] => blue [5] => blue [6] => blue )
Array ( [0] => red )
What will be the output of the following PHP code ?
<?php $color1 = 1;
$color2 = 1;
echo $color1 + $color2;
?>
$color2 = 1;
echo $color1 + $color2;
?>
11
2
0
1
Which one of the following format parameter can be used to identify timezone?
T
N
E
I
Neglecting to set which of the following cookie will result in the cookies domain being set to the host name of the server which generated it.
session.domain
session.path
session.cookie_path
session.cookie_domain
What will be the output of the following PHP code ?
<?php $i = 5;
while (--$i > 0 || ++$i){ print $i;
} ?>
while (--$i > 0 || ++$i){ print $i;
} ?>
54321111111….infinitely
555555555…infinitely
54321
5
What will be the output of the following PHP code ?
<?php define('GREETING_TEST', 'PHP is a scripting language', true);
echo GREETING_TESt;
$changing_variable = 'test';
echo constant('GREETING_' . strtoupper($changing_variable));
?>
echo GREETING_TESt;
$changing_variable = 'test';
echo constant('GREETING_' . strtoupper($changing_variable));
?>
PHP is a scripting language
PHP is a scripting language
GREETING_TESt
PHP is a scripting language
PHP is a scripting language
GREETING_TEST