Arrays & Function

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Question 1 of 70

1. Which one of the following is the right way of defining a function in PHP?

Select one of the following:

a) function { function body }
b) data type functionName(parameters) { function body }
c) functionName(parameters) { function body }
d) function fumctionName(parameters) { function body }

Explanation

Question 2 of 70

2. Type Hinting was introduced in which version of PHP?

Select one of the following:

a) PHP 4
b) PHP 5
c) PHP 5.3
d) PHP 6

Explanation

Question 3 of 70

3. What will happen in this function call?

Select one of the following:

a) Call By Value
b) Call By Reference
c) Default Argument Value
d) Type Hinting

Explanation

Question 4 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Error
b) 0
c) 42
d) 84

Explanation

Question 5 of 70

Which of the following are valid function names?
i) function()
ii) €()
iii) .function()
iv) $function()

Select one of the following:

a) Only ii)
b) None of the mentioned.
c) All of the mentioned.
d) iii) and iv)

Explanation

Question 6 of 70

What will be the output of the following PHP code?

Select one of the following:

a) I am b
b) I am bI am a
c) Error
d) I am a Error

Explanation

Question 7 of 70

What will be the output of the following PHP code?

Select one of the following:

a) I am b
b) I am bI am a
c) Error
d) I am a Error

Explanation

Question 8 of 70

What will be the output of the following PHP code?

Select one of the following:

a) helloblabla
b) Error
c) hello
d) helloblablablabla

Explanation

Question 9 of 70

A function in PHP which starts with __ (double underscore) is know as..

Select one of the following:

a) Magic Function
b) Inbuilt Function
c) Default Function
d) User Defined Function

Explanation

Question 10 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Error
b) $msg
c) 0
d) Will this work

Explanation

Question 11 of 70

Which one of the following PHP functions can be used to build a function that accepts any number of arguments?

Select one of the following:

a) func_get_argv()
b) func_get_argc()
c) get_argv()
d) get_argc()

Explanation

Question 12 of 70

Which one of the following PHP functions can be used to find files?

Select one of the following:

a) glob()
b) file()
c) fold()
d) get_file()

Explanation

Question 13 of 70

Which of the following PHP functions can be used to get the current memory usage?

Select one of the following:

a) get_usage()
b) get_peak_usage()
c) get_memory_usage()
d) get_memory_peak_usage()

Explanation

Question 14 of 70

Which of the following PHP functions can be used for generating unique ids?

Select one of the following:

a) uniqueid()
b) id()
c) md5()
d) mdid()

Explanation

Question 15 of 70

Which one of the following functions can be used to compress a string?

Select one of the following:

a) zip_compress()
b) zip()
c) compress()
d) gzcompress()

Explanation

Question 16 of 70

What will be the output of the following PHP code?

Select one of the following:

a) 1
b) 2
c) 3
d) 4

Explanation

Question 17 of 70

What will be the output of the following PHP code?

Select one of the following:

a) 106
b) 103
c) 104
d) 209

Explanation

Question 18 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Hello World
b) Hello
World
c) Hell
o wo
rld
d) World

Explanation

Question 19 of 70

What will be the output of the following PHP code?

Select one of the following:

a) I love my country
b) i love my Country
c) I love my Country
d) I Love My Country

Explanation

Question 20 of 70

What will be the output of the following PHP code?

Select one of the following:

a) welcome to India
b) welcome to india
c) Welcome to India
d) Welcome to india

Explanation

Question 21 of 70

PHP’s numerically indexed array begin with position ___________

Select one of the following:

a) 1
b) 2
c) 0
d) -1

Explanation

Question 22 of 70

Which of the following are correct ways of creating an array?
i) state[0] = “karnataka”;
ii) $state[] = array(“karnataka”);
iii) $state[0] = “karnataka”;
iv) $state = array(“karnataka”);

Select one of the following:

a) iii) and iv)
b) ii) and iii)
c) Only i)
d) ii), iii) and iv)

Explanation

Question 23 of 70

What will be the output of the following php code?

Select one of the following:

a) karnataka 11,35,000
b) 11,35,000
c) population 11,35,000
d) karnataka population

Explanation

Question 24 of 70

Which function will return true if a variable is an array or false if it is not?

Select one of the following:

a) this_array()
b) is_array()
c) do_array()
d) in_array()

Explanation

Question 25 of 70

Which in-built function will add a value to the end of an array?

Select one of the following:

a) array_unshift()
b) into_array()
c) inend_array()
d) array_push()

Explanation

Question 26 of 70

What will be the output of the following PHP code?

Select one of the following:

a) True
b) 1
c) False
d) 2a) True
b) 1
c) False
d) 2

Explanation

Question 27 of 70

What will be the output of the following PHP code?

Select one of the following:

a) orangebanana
b) appleorange
c) orangeorange
d) appleapple

Explanation

Question 28 of 70

Which function can be used to move the pointer to the previous array position?

Select one of the following:

a) last()
b) before()
c) prev()
d) previous()

Explanation

Question 29 of 70

What will be the output of the following PHP code?

Select one of the following:

a) 3
b) 4
c) 5
d) 6

Explanation

Question 30 of 70

Which function returns an array consisting of associative key/value pairs?

Select one of the following:

a) count()
b) array_count()
c) array_count_values()
d) count_values()

Explanation

Question 31 of 70

What will be the output of the following PHP code?

Select one of the following:

a) I like Volvo, Toyota and BMW
b) I like Volvo, BMW and Toyota
c) I like BMW, Volvo and Toyota
d) I like Toyota, BMW and Volvo

Explanation

Question 32 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( Peter Ben Joe )
b) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )
c) Array ( 35 37 43 )
d) Array ( [35] => Peter [37] => Ben [43] => Joe )

Explanation

Question 33 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [A] => 5 [Cat] => 2 [Dog] => 2 [Tiger] => 1 )
b) Array ( [A] => 2 [Cat] => 2 [Dog] => 1 [Tiger] => 1 )
c) Array ( [A] => 6 [Cat] => 1 [Dog] => 2 [Tiger] => 1 )
d) Array ( [A] => 2 [Cat] => 1 [Dog] => 4 [Tiger] => 1 )

Explanation

Question 34 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [d] => yellow )
b) Array ( [i] => orange )
c) Array ( [h] => orange )
d) Array ( [d] => yellow [h] => orange )

Explanation

Question 35 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [a] => blue [b] => yellow [c] => red [d] => green )
b) Array ( [0] => blue [1] => yellow [2] => red [3] => green )
c) Array ( [0] => red [1] => green [2] => blue [3] => yellow )
d) Array ( [a] => red [b] => green [c] => blue [d] => yellow )

Explanation

Question 36 of 70

What will be the output of the following PHP code?

Select one of the following:

a) india
Array ( [a] => china )
b) india
Array ( [a] => brazil )
c) china
Array ( [a] => india )
d) china
Array ( [a] => brazil )

Explanation

Question 37 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [1] => hello [4] => hello [5] => php )
Array ( [5] => php )
b) Array ( [1] => hello [2] => hello [3] => hello [4] => hello )
Array ( [5] => php )
c) Array ( [1] => hello [2] => hello [3] => hello [4] => hello [5] => php )
Array ( [5] => php )
d) Array ( [1] => hello [2] => hello [3] => hello [4] => hello )
Array ( [1] => php )

Explanation

Question 38 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Sam is the brother of Bob and Jack
b) Sam is the brother of Bob and Bob)
c) Sam is the brother of Jack and Bob)
d) Error

Explanation

Question 39 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Sam is the brother of Bob and Bob) $brother
b) Sam is the brother of Bob and Bob)
c) $brother
d) Error

Explanation

Question 40 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [0] => LA [1] => Paris [2] => Paris )
b) Array ( [0] => NYC [1] => LA [2] => Paris)
c) Array ( [0] => NYC [1] => LA [2] => Paris [3] => Paris )
d) None of the mentioned

Explanation

Question 41 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) Array ( [Harry] => 21 [Ron] => 23 [Malfoy] => 21 )
b) Array ( [HARRY] => 21 [RON] => 23 [MALFOY] => 21 )
c) Array ( [HARRY] => 21 [RON] => 23 )
d) Array ( [Harry] => 21 [Ron] => 23 )

Explanation

Question 42 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) Array ( [red] => red [green] => green [blue] => blue [yellow] => yellow )
b) Array ( [a] => a [b] => b [c] => c [d] => d )
c) Array ( [red] => a [green] => b [blue] => c [yellow] => d )
d) Array ( [a] => red [b] => green [c] => blue [d] => yellow )

Explanation

Question 43 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) Array ( [a] => red [b] => green [c] => blue )
b) Array ( [a] => red [b] => green [c] => blue [d] => yellow )
c) Array ( [e] => red [f] => green [g] => blue )
d) Array ( [a] => red [b] => green [c] => blue [d] => yellow [e] => red [f] => green [g] => blue )

Explanation

Question 44 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) 024
b) 120
c) 010
d) 060

Explanation

Question 45 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) a
b) b
c) c
d) d

Explanation

Question 46 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) Array ( [1] => Mumbai [0] => Beijing )
b) Array ( [0] => NYC [1] => London )
c) Array ( [1] => NYC [0] => London )
d) Array ( [0] => Mumbai [1] => Beijing )

Explanation

Question 47 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) Lucy
b) Peter
c) Susan
d) Edmund

Explanation

Question 48 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) Array ( [0] => 0 [1] => 1 [2] => 2 [3] => 3 [4] => 4 [5] => 5 )
b) Array ( [0] => 0 [1] => 0 [2] => 0 [3] => 0 [4] => 0 [5] => 0 )
c) Array ( [0] => 5 [1] => 5 [2] => 5 [3] => 5 [4] => 5 [5] => 5 )
d) Array ( [0] => 0 [5] => 5 )

Explanation

Question 49 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) Array ( [0] => red [1] => green [2] => blue [3] => yellow )
b) Array ( [0] => blue [1] => yellow [2] => red [3] => green )
c) Array ( [0] => red [1] => green )
d) Array ( [0] => blue [1] => yellow )

Explanation

Question 50 of 70

What will be the output of the following PHP code ?

Select one of the following:

a) Key = Harry, Value = 21
Key = Ron, Value = 21
Key = Malfoy, Value = 23
b) Key = Harry, Value = 21
Key = Ron, Value = 19
Key = Malfoy, Value = 23
c) Key = Harry, Value = 21
Key = Malfoy, Value = 23
Key = Ron, Value = 19
d) Key = Ron, Value = 19
Key = Harry, Value = 21
Key = Malfoy, Value = 23

Explanation

Question 51 of 70

What will be the output of the following PHP code?

Select one of the following:

a) I like Volvo BMW and Toyota)
b) I like Volvo, BMW and Toyota)
c) I like Volvo, BMW and Toyota
d) I like. Volvo.,. BMW. and) Toyota)

Explanation

Question 52 of 70

What will be the output of the following PHP code?

Select one of the following:

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 )

Explanation

Question 53 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [0] => Array ( [1] => Volvo [2] => BMW ) [1] => Array ( [1] => Toyota [2] => Honda ) [2] => Array ( [1] => Mercedes [2] => Opel ) )
b) Array ( [1] => Array ( [1] => Volvo [2] => BMW ) [2] => Array ( [1] => Toyota [2] => Honda ) [3] => Array ( [1] => Mercedes [2] => Opel ) )
c) Array ( [0] => Array ( [0] => Volvo [1] => Volvo ) [1] => Array ( [0] => BMW [1] => BMW ) [2] => Array ( [0] => Toyota [1] => Toyota ) )
d) Array ( [0] => Array ( [0] => Volvo [1] => BMW ) [1] => Array ( [0] => Toyota [1] => Honda ) [2] => Array ( [0] => Mercedes [1] => Opel ) )

Explanation

Question 54 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( Peter Ben Joe )
b) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )
c) Array ( 35 37 43 )
d) Array ( “[Peter] => 35” “[Ben] => 37” “[Joe] => 43” )

Explanation

Question 55 of 70

What will be the output of the following PHP code?

Select one of the following:

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)

Explanation

Question 56 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [d] => yellow )
b) Array ( [c] => blue )
c) Array ( [a] => red )
d) Array ( [e] => yellow )

Explanation

Question 57 of 70

What will be the output of the following PHP code?

Select one of the following:

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 )

Explanation

Question 58 of 70

What will be the output of the following PHP code?

Select one of the following:

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 )

Explanation

Question 59 of 70

What will be the output of the following PHP code?

Select one of the following:

a) green
b) red
c) blue
d) none of the mentioned

Explanation

Question 60 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [0] => red [1] => green )
b) Array ( [0] => green [1] => blue )
c) Array ( [0] => red [1] => blue )
d) Array ( [0] => blue [1] => blue )

Explanation

Question 61 of 70

What will be the output of the following PHP code?

Select one of the following:

a) mango
b) error
c) peach
d) 0

Explanation

Question 62 of 70

Which of the functions is used to sort an array in descending order?

Select one of the following:

a) sort()
b) asort()
c) rsort()
d) dsort()

Explanation

Question 63 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [1] => apple [0] => mango [2] => peach [3] => pear )
b) Array ( [0] => apple [1] => mango [2] => peach [3] => pear )
c) Error
d) Array ( [1] => apple [0] => mango [3] => peach [2] => pear )

Explanation

Question 64 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [0] => picture1.JPG [1] => Picture10.jpg [2] => picture2.jpg [3] => picture20.jpg )
b) Array ( [0] => picture1.JPG [1] => picture2.jpg [2] => Picture10.jpg [3] => picture20.jpg )
c) Array ( [0] => Picture10.jpg [1] => picture1.JPG [2] => picture2.jpg [3] => picture20.jpg )
d) Array ( [0] => Picture10.jpg [1] => picture1.JPG [2] => picture20.jpg [3] => picture2.jpg )

Explanation

Question 65 of 70

Say in the above question you need to get the array sorted in the manner we humans would have done it i.e picture1 then picture2 etc.. Which of the following function should be used?

Select one of the following:

a) dsort()
b) casesort()
c) natcasesort()
d) naturalsort()

Explanation

Question 66 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [0] => A [1] => J [2] => Q [3] => K [4] => 2 [5] => 3 [6] => 4 [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 )
b) Array ( [0] => A [1] => 2 [2] => J [3] => 3 [4] => Q [5] => 4 [6] => K [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 )
c) Error
d) Array ( [0] => 2 [1] => 3 [2] => 4 [3] => 5 [4] => 6 [5] => 7 [6] => 8 [7] => 9 [8] => 10 [9] => A [10] => J [11] => Q [12] => K )

Explanation

Question 67 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [0] => peach )
b) Array ( [0] => apple [1] => mango [2] => peach )
c) Array ( [0] => apple [1] => mango )
d) Array ( [0] => peach [1] => pear [2] => orange )

Explanation

Question 68 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Error
b) Array ( [0] => apple [1] => mango [2] => peach )
c) Array ( [0] => apple [1] => mango )
d) Array ( [0] => pear [1] => orange )

Explanation

Question 69 of 70

What will be the output of the following PHP code?

Select one of the following:

a) 4hello2
b) 4
c) 2
d) 6

Explanation

Question 70 of 70

What will be the output of the following PHP code?

Select one of the following:

a) Array ( [0] => KA [1] => LA [2] => CA [3] => MA [4] => TA [5] => IA [6] => GA )
b) Array ( [0] => KA [2] => CA [4] => TA )
c) Array ( [1] => IA [3] => GA )
d) Array ( [1] => LA [3] => MA )

Explanation

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	Created by Zarina Kiyakhmetova almost 8 years ago

Quiz on Arrays & Function, created by Zarina Kiyakhmetova on 20/12/2018.

Arrays & Function

Question 1 of 70

1. Which one of the following is the right way of defining a function in PHP?

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Explanation

Question 2 of 70

2. Type Hinting was introduced in which version of PHP?

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Explanation

Question 3 of 70

3. What will happen in this function call?

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Explanation

Question 4 of 70

What will be the output of the following PHP code?

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Explanation

Question 5 of 70

Which of the following are valid function names? i) function() ii) €() iii) .function() iv) $function()

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Explanation

Question 6 of 70

What will be the output of the following PHP code?

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Explanation

Question 7 of 70

What will be the output of the following PHP code?

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Explanation

Question 8 of 70

What will be the output of the following PHP code?

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Explanation

Question 9 of 70

A function in PHP which starts with __ (double underscore) is know as..

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Explanation

Question 10 of 70

What will be the output of the following PHP code?

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Explanation

Question 11 of 70

Which one of the following PHP functions can be used to build a function that accepts any number of arguments?

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Explanation

Question 12 of 70

Which one of the following PHP functions can be used to find files?

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Explanation

Question 13 of 70

Which of the following PHP functions can be used to get the current memory usage?

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Explanation

Question 14 of 70

Which of the following PHP functions can be used for generating unique ids?

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Explanation

Question 15 of 70

Which one of the following functions can be used to compress a string?

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Explanation

Question 16 of 70

What will be the output of the following PHP code?

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Explanation

Question 17 of 70

What will be the output of the following PHP code?

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Explanation

Question 18 of 70

What will be the output of the following PHP code?

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Explanation

Question 19 of 70

What will be the output of the following PHP code?

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Explanation

Question 20 of 70

What will be the output of the following PHP code?

Which of the following are valid function names?
i) function()
ii) €()
iii) .function()
iv) $function()

Which of the following are correct ways of creating an array?
i) state[0] = “karnataka”;
ii) $state[] = array(“karnataka”);
iii) $state[0] = “karnataka”;
iv) $state = array(“karnataka”);