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Arrays & Function

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Quiz on Arrays & Function, created by Zarina Kiyakhmetova on 20/12/2018.
Zarina Kiyakhmetova
Quiz by Zarina Kiyakhmetova , updated more than 1 year ago
Zarina Kiyakhmetova
Created by Zarina Kiyakhmetova about 7 years ago
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Resource summary

Question 1

Question
1. Which one of the following is the right way of defining a function in PHP?
Answer
  • a) function { function body }
  • b) data type functionName(parameters) { function body }
  • c) functionName(parameters) { function body }
  • d) function fumctionName(parameters) { function body }

Question 2

Question
2. Type Hinting was introduced in which version of PHP?
Answer
  • a) PHP 4
  • b) PHP 5
  • c) PHP 5.3
  • d) PHP 6

Question 3

Question
3. What will happen in this function call?
Image:
изображение (binary/octet-stream)
Answer
  • a) Call By Value
  • b) Call By Reference
  • c) Default Argument Value
  • d) Type Hinting

Question 4

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) Error
  • b) 0
  • c) 42
  • d) 84

Question 5

Question
Which of the following are valid function names? i) function() ii) €() iii) .function() iv) $function()
Answer
  • a) Only ii)
  • b) None of the mentioned.
  • c) All of the mentioned.
  • d) iii) and iv)

Question 6

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) I am b
  • b) I am bI am a
  • c) Error
  • d) I am a Error

Question 7

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) I am b
  • b) I am bI am a
  • c) Error
  • d) I am a Error

Question 8

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) helloblabla
  • b) Error
  • c) hello
  • d) helloblablablabla

Question 9

Question
A function in PHP which starts with __ (double underscore) is know as..
Answer
  • a) Magic Function
  • b) Inbuilt Function
  • c) Default Function
  • d) User Defined Function

Question 10

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) Error
  • b) $msg
  • c) 0
  • d) Will this work

Question 11

Question
Which one of the following PHP functions can be used to build a function that accepts any number of arguments?
Answer
  • a) func_get_argv()
  • b) func_get_argc()
  • c) get_argv()
  • d) get_argc()

Question 12

Question
Which one of the following PHP functions can be used to find files?
Answer
  • a) glob()
  • b) file()
  • c) fold()
  • d) get_file()

Question 13

Question
Which of the following PHP functions can be used to get the current memory usage?
Answer
  • a) get_usage()
  • b) get_peak_usage()
  • c) get_memory_usage()
  • d) get_memory_peak_usage()

Question 14

Question
Which of the following PHP functions can be used for generating unique ids?
Answer
  • a) uniqueid()
  • b) id()
  • c) md5()
  • d) mdid()

Question 15

Question
Which one of the following functions can be used to compress a string?
Answer
  • a) zip_compress()
  • b) zip()
  • c) compress()
  • d) gzcompress()

Question 16

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) 1
  • b) 2
  • c) 3
  • d) 4

Question 17

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) 106
  • b) 103
  • c) 104
  • d) 209

Question 18

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) Hello World
  • b) Hello World
  • c) Hell o wo rld
  • d) World

Question 19

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) I love my country
  • b) i love my Country
  • c) I love my Country
  • d) I Love My Country

Question 20

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) welcome to India
  • b) welcome to india
  • c) Welcome to India
  • d) Welcome to india

Question 21

Question
PHP’s numerically indexed array begin with position ___________
Answer
  • a) 1
  • b) 2
  • c) 0
  • d) -1

Question 22

Question
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”);
Answer
  • a) iii) and iv)
  • b) ii) and iii)
  • c) Only i)
  • d) ii), iii) and iv)

Question 23

Question
What will be the output of the following php code?
Image:
изображение (binary/octet-stream)
Answer
  • a) karnataka 11,35,000
  • b) 11,35,000
  • c) population 11,35,000
  • d) karnataka population

Question 24

Question
Which function will return true if a variable is an array or false if it is not?
Answer
  • a) this_array()
  • b) is_array()
  • c) do_array()
  • d) in_array()

Question 25

Question
Which in-built function will add a value to the end of an array?
Answer
  • a) array_unshift()
  • b) into_array()
  • c) inend_array()
  • d) array_push()

Question 26

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) True
  • b) 1 c) False d) 2a) True b) 1
  • c) False
  • d) 2

Question 27

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) orangebanana
  • b) appleorange
  • c) orangeorange
  • d) appleapple

Question 28

Question
Which function can be used to move the pointer to the previous array position?
Answer
  • a) last()
  • b) before()
  • c) prev()
  • d) previous()

Question 29

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) 3
  • b) 4
  • c) 5
  • d) 6

Question 30

Question
Which function returns an array consisting of associative key/value pairs?
Answer
  • a) count()
  • b) array_count()
  • c) array_count_values()
  • d) count_values()

Question 31

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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

Question 32

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 33

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 34

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) Array ( [d] => yellow )
  • b) Array ( [i] => orange )
  • c) Array ( [h] => orange )
  • d) Array ( [d] => yellow [h] => orange )

Question 35

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 36

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) india Array ( [a] => china )
  • b) india Array ( [a] => brazil )
  • c) china Array ( [a] => india )
  • d) china Array ( [a] => brazil )

Question 37

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 38

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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

Question 39

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) Sam is the brother of Bob and Bob) $brother
  • b) Sam is the brother of Bob and Bob)
  • c) $brother
  • d) Error

Question 40

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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

Question 41

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 42

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 43

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 44

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • a) 024
  • b) 120
  • c) 010
  • d) 060

Question 45

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • a) a
  • b) b
  • c) c
  • d) d

Question 46

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • a) Array ( [1] => Mumbai [0] => Beijing )
  • b) Array ( [0] => NYC [1] => London )
  • c) Array ( [1] => NYC [0] => London )
  • d) Array ( [0] => Mumbai [1] => Beijing )

Question 47

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • a) Lucy
  • b) Peter
  • c) Susan
  • d) Edmund

Question 48

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 49

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 50

Question
What will be the output of the following PHP code ?
Image:
изображение (binary/octet-stream)
Answer
  • 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

Question 51

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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)

Question 52

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 53

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 ) )

Question 54

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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” )

Question 55

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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)

Question 56

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) Array ( [d] => yellow )
  • b) Array ( [c] => blue )
  • c) Array ( [a] => red )
  • d) Array ( [e] => yellow )

Question 57

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 58

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 59

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) green
  • b) red
  • c) blue
  • d) none of the mentioned

Question 60

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) Array ( [0] => red [1] => green )
  • b) Array ( [0] => green [1] => blue )
  • c) Array ( [0] => red [1] => blue )
  • d) Array ( [0] => blue [1] => blue )

Question 61

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) mango
  • b) error
  • c) peach
  • d) 0

Question 62

Question
Which of the functions is used to sort an array in descending order?
Answer
  • a) sort()
  • b) asort()
  • c) rsort()
  • d) dsort()

Question 63

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 64

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 65

Question
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?
Answer
  • a) dsort()
  • b) casesort()
  • c) natcasesort()
  • d) naturalsort()

Question 66

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 67

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )

Question 68

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) Error
  • b) Array ( [0] => apple [1] => mango [2] => peach )
  • c) Array ( [0] => apple [1] => mango )
  • d) Array ( [0] => pear [1] => orange )

Question 69

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • a) 4hello2
  • b) 4
  • c) 2
  • d) 6

Question 70

Question
What will be the output of the following PHP code?
Image:
изображение (binary/octet-stream)
Answer
  • 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 )
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