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1000+ Php Programming Multiple Choice Question Answer [Solved]

Thursday 9th of March 2023

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1. What will be the output of the following PHP code ?
 <?php  define(GREETING, PHP is a scripting language, true);
echo GREETING;
echo
echo GREETING;
?>

A. PHP is a scripting language
B. GREETING
GREEtING
C. GREETING
D. PHP is a scripting language
PHP is a scripting language
Answer : D
2. Which function displays the web pages most recent modification date?
A.
lastmod()

B.
getlastmod()

C.
last_mod()

D.
get_last_mod()

Answer : B
3. What will be the output of the following PHP code ?
 <?php  $color1 = red;
$color2 = green;
echo $color1 . $color2;
?>

A. red
B. green
C. red green
D. redgreen
Answer : D
4. What will be the output of the following PHP code? If say date is 22/06/2013.
     <?php      printf( date(t) )     ?> 

A. 30
B. 22
C. JUNE
D. 2013
Answer : A
5. What will be the output of the following PHP code ?
 <?php  $color1 = red;
$color2 = red;
echo $color1 + $color2;
?>

A. redgreen
B. red green
C. 0
D. 1
Answer : C
6. What will be the output of the following PHP code ?
 <?php  $i = 2;
while (++$i){ while (--$i > 0) print $i;
} ?>

A. 210
B. 10
C. no output
D. infinite loop
Answer : D
7. Say you want to calculate the date 45 days from the present date which one of the following statement will you use?
A.
totime(+45)

B.
totime(+45 days)

C.
strtotime(+45 days)

D.
strtotime(-45 days)

Answer : C
8. What will be the output of the following PHP code ?
 <?php  $i = 0;
while(++$i || --$i){ print $i;
} ?>

A. 1234567891011121314….infinitely
B. 01234567891011121314…infinitely
C. 1
D. 0
Answer : A
9. 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));
?>

A.
Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )

B.
Array ( [peter] => 35 [ben] => 37 [joe] => 43 )

C.
Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 )

D.
Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 )

Answer : C
10. Which one of the following function is used to start a session?
A.
start_session()

B.
session_start()

C.
session_begin()

D.
begin_session()

Answer : B
11. Which directive determines how the session information will be stored?
A.
save_data

B.
session.save

C.
session.save_data

D.
session.save_handler

Answer : D
12. What will be the output of the following PHP code ?
 <?php  $i = 5;
while (--$i > 0 && ++$i){ print $i;
} ?>

A. 5
B. 555555555…infinitely
C. 54321
D. error
Answer : B
13. 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;
?>

A. 448
384
B. 0700
0800
C. ERROR
D. No output
Answer : A
14. What will be the output of the following PHP code ?
 <?php  $i = 0;
while ($i = 10){ print hi;
}print hello;
?>

A. hello
B. infinite loop
C. hihello
D. error
Answer : B
15. Which one of the following is the very first task executed by a session enabled page?
A. Delete the previous session
B. Start a new session
C. Check whether a valid session exists
D. Handle the session
Answer : C
16. What will be the output of the following PHP code?
 <?php  $a = array(a=>red, b=>green, c=>blue);
echo array_shift($a);
print_r ($a);
?>

A.
green

B.
red

C.
redArray( [c] => green [c] => blue )

D.
redArray( [b] => green [c] => blue )

Answer : D
17. What will be the output of the following PHP code ?
 <?php  $i = 0;
while (++$i && --$i){ print $i;
} ?>

A. 1234567891011121314….infinitely
B. 01234567891011121314…infinitely
C. no output
D. error
Answer : C
18. What will be the output of the following PHP code ?
 <?php  $color1 = 1;
$color2 = 1;
echo $color1 + $color2;
?>

A. 11
B. 2
C. 0
D. 1
Answer : B
19. What will be the output of the following PHP code ?
 <?php  $color1 = red;
$color2 = 1;
$color3 = greyecho $color1 + $color2 . $color3;
?>

A. 1grey
B. grey
C. 0
D. red1grey
Answer : A
20. hat will be the output of the following PHP code ?
 <?php  $color = red;
$color = green;
echo $color;
?>

A. red
B. green
C. red green
D. error
Answer : B
21. What is the default number of seconds that cached session pages are made available before the new pages are created?
A. 360
B. 180
C. 3600
D. 1800
Answer : B
22. To create an object and set the date to JUNE 22, 2013, which one of the following statement should be executed?
A.
$date = Date(22 JUNE 2013)

B.
$date = new Date(JUNE 22 2013)

C.
$date = DateTime(22 JUNE 2013)

D.
$date = new DateTime(22 JUNE 2013)

Answer : D
23. What will be the output of the following PHP code ?
 <?php  $color = red;
echo $color . red ;
?>

A. red red
B. red
C. error
D. nothing
Answer : C
24. What will be the output of the following PHP code ?
 <?php  $i = 5;
while (--$i > 0){ $i++;
print $i;
print hello;
} ?>

A. 4hello4hello4hello4hello4hello…..infinite
B. 5hello5hello5hello5hello5hello…..infinite
C. no output
D. error
Answer : A
25. The date() function returns ___ representation of the current date and/or time.
A. Integer
B. String
C. Boolean
D. Float
Answer : B
26. 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;
?>

A. I have a value
B. I have a valueI have a value
C. ERROR
D. I have a valueNEW_GOO_NAME_CONSTANTS
Answer : B
27. What will be the output of the following PHP code ?
 <?php  class myObject { }define('myObject::CONSTANT', 'test');
echo myObject::CONSTANT;
?>

A. test
B. error
C. myObject::CONSTANT
D. no output
Answer : B
28. 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);
?>

A.
Array ( [3] => blue [4] => blue) 
Array ( [0] => red )

B.
Array ( [4] => blue [5] => blue [6] => blue) 
Array ( [0] => red )

C.
Array ( [3] => blue [4] => blue [5] => blue [6] => blue ) 
Array ()

D.
Array ( [3] => blue [4] => blue [5] => blue [6] => blue ) 
Array ( [0] => red )

Answer : D
29. What will be the output of the following PHP code ?
 <?php  $i = 2;
while (++$i){ while ($i --> 0) print $i;
} ?>

A. 210
B. 10
C. no output
D. infinite loop
Answer : A
30. What will be the output of the following PHP code ?
 <?php  class Constants{    define('MIN_VALUE', '0.0');
define('MAX_VALUE', '1.0');
public static function getMinValue() { return self::MIN_VALUE;
} public static function getMaxValue() { return self::MAX_VALUE;
}}echo Constants::getMinValue();
echo Constants::getMaxValue();
?>

A. 0.01.0
B. 01
C. No output
D. ERROR
Answer : D
31. If session.use_cookie is set to 0, this results in use of..
A. Session
B. Cookie
C. URL rewriting
D. Nothing happens
Answer : C
32. What will be the output of the following PHP code ?
 <?php  $color1 = red;
$color2 = green;
echo $color1 + $color2;
?>

A. redgreen
B. red green
C. 0
D. error
Answer : C
33. What will be the output of the following PHP code ?
 <?php  define(__LINE__, PHP is a scripting language);
echo __LINE__;
?>

A. PHP is a scripting language
B. __LINE__
C. 2
D. ERROR
Answer : C
34. If the format is F then which one of the following will be returned?
A. Complete text representation of month
B. Day of month, with leading zero
C. Daylight saving time
D. Day of month, without zeros
Answer : A
35. 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.
A.
session.domain

B.
session.path

C.
session.cookie_path

D.
session.cookie_domain

Answer : D
36. 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);
?>

A.
Array ( [d] => yellow )

B.
Array ( [c] => blue )

C.
Array ( [a] => red )

D.
Array ( [e] => yellow )

Answer : A
37.

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”);



A.

i) and ii)


B.

i), ii) and iii)


C.

All of the mentioned


D.

i), ii) and iv)


Answer : B
38. What will be he output of the following PHP code ?
 <?php  define('IF', 42);
echo IF: , IF;
?>

A. IF:42
B. No output
C. IF:
D. ERROR
Answer : D
39.

A PHP script should start with ___ and end with ___:



A.

< php >


B.

< ? php ?>


C.

<?php ?>


D.

<% %>


Answer : C
40. What will be the output of the following PHP code ?
 <?php  /*echo Hello world;
*/ ?>

A. Hello world
B. Nothing
C. Error
D.
/* Hello world */

Answer : B
41. What will be the output of the following PHP code ?
 <?php  $color1 = red;
$color2 = green;
echo $color1.$color2;
?>

A. red green
B. red
C. green
D. error
Answer : D
42. What will be the output of the following PHP code?
 <?php  $a1 = array(red, green);
$a2 = array(blue, yellow);
print_r(array_merge($a1, $a2));
?>

A.
Array ( [0] => red [1] => green)

B.
Array ( [0] => blue [1] => yellow [2] => red [3] => green )

C.
Array ( [0] => red [1] => green [2] => blue [3] => yellow )

D.
Array ( [0] => blue [1] => yellow )

Answer : C
43. What is the default time(in seconds) for which session data is considered valid?
A. 1800
B. 3600
C. 1440
D. 1540
Answer : C
44.

What does PHP stand for?


i) Personal Home Page
ii) Hypertext Preprocessor
iii) Pretext Hypertext Processor
iv) Preprocessor Home Page



A.

Both i) and iii)


B.

Both ii) and iv)


C.

Only ii)


D.

Both i) and ii)


Answer : D
45. What will be the output of the following PHP code ?
 <?php  define(VAR_NAME,test);
${VAR_NAME} = value;
echo VAR_NAME;
echo ${VAR_NAME};
?>

A. test
B. testtest
C. testvalue
D. error, constant value cannot be changed
Answer : C
46. Which one of the following format parameter can be used to identify timezone?
A. T
B. N
C. E
D. I
Answer : C
47. What will be the output of the following PHP code?
 <?php  $a = array(red, green, blue);
array_pop($a);
print_r($a);
?>

A.
Array ( [0] => red [1] => green )

B.
Array ( [0] => green [1] => blue )

C.
Array ( [0] => red [1] => blue )

D.
Array ( [0] => blue [1] => blue )

Answer : A
48.

PHP files have a default file extension of..



A.

.html


B.

.xml


C.

.php


D.

.ph


Answer : C
49. What will be the output of the following PHP code ?
 <?php  $i = ;
while ($i = 10){ print hi;
}print hello;
?>

A. hello
B. infinite loop
C. hihello
D. error
Answer : B
50. What will be the output of the following PHP code?
 <?php  $a = array(A, Cat, Dog, A, Dog);
print_r(array_count_values($a));
?>

A.
Array ( [A] => 2 [Cat] => 1 [Dog] => 2 )

B.
Array ( [A] => 2 [Cat] => 2 [Dog] => 1 )

C.
Array ( [A] => 1 [Cat] => 1 [Dog] => 2 )

D.
Array ( [A] => 2 [Cat] => 1 [Dog] => 1)

Answer : A

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