PHP Arrays, PHP

PHP Arrays

Question: Which function reverses the roles of the keys and their corresponding values in an array?
A
array_sort()

B
array_flip()

C
array_shift()

D
array_list()

Note: Not available
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Question: Which function is functionally identical to natsort(), except that it is case insensitive?
A
natcasesort()

B
natsort()

C
ksort()

D
krsort()

Note: Not available
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Question: Which function returns a section of an array based on a starting and ending offset value?
A
array_slice()

B
array_marge()

C
array_sort()

D
array_combine()

Note: Not available
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Question: Which function will return a random number of keys found in an array?
A
array_rand()

B
array_ksort()

C
array_rom()

D
array_sort()

Note: Not available
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Question: Which functions adding a value to the end of an array in php?
A
Unshift

B
Shift

C
array_unshift

D
array_push

Note: Not available
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Question: What will be the following script output? <?php $names=array(“Robi”,”Soni”,”Roni”); $name=array_pop($names); print_r($names); ?>
A
Array ( [0] => “Robi” [1] => ”Soni” =>”,”Roni”);

B
Array ( [0] ] => “Robi” [1] => ”Soni” ] => ”Roni”)

C
Array ([0] => ”Soni”[1] =>”Roni”)

D
Array ( [0] => “Robi” [1] => ”Soni” )

Note: Not available
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Question: What will be the following script's output? <?php $countryes=array(“India”,”Japan”,”Uk”); $country=array_shift($countryes); print_r($countryes); ?>
A
Array ( [0] => ”India” [1] => ” Japan” )

B
Array ( [0] => ”India” [1] => ” Japan” [2]=>”Uk”)

C
Array ( [1] => ”Japan” [2] => ”Uk” )

D
Array ( [0] => ”Japan” [1] => ”Uk” )

Note: Not available
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Question: Which of the following way will you use for creating array in php?
A
$colorList =array("blue","black","white");

B
$colorList[] = "red"; $colorList[] = "green"; $colorList[] = "black";

C
$colorList[0] = "red"; $colorList[1] = "green"; $colorList[2] = "blue";

D
$colorList = "red"; $colorList = "green"; $colorList = "blue";

Note: Not available
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Question: If you want to display all elements what will you use of the following script? <?php $colorList[0] = "red"; $colorList[1] = "green"; $colorList[2] = "blue"; $colorList[3] = "black"; ?>
A
foreach ($colorList as $value) { echo $value; }

B
echo $colorList[0];

Note: Not available
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Question: What will be the followings script output? <?php $colorList[0] = "red"; $colorList[1] = "green"; $colorList[2] = "blue"; $colorList[3] = "black"; echo sizeof($colorList); ?>
A
4 strings

B
4

C
4 array

Note: Not available
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Question: Which function reverses the roles of the keys and their corresponding values in an array?

Question: Which function is functionally identical to natsort(), except that it is case insensitive?

Question: Which function returns a section of an array based on a starting and ending offset value?

Question: Which function will return a random number of keys found in an array?

Question: Which functions adding a value to the end of an array in php?

Question: What will be the following script output? <?php $names=array(“Robi”,”Soni”,”Roni”); $name=array_pop($names); print_r($names); ?>

Question: What will be the following script's output? <?php $countryes=array(“India”,”Japan”,”Uk”); $country=array_shift($countryes); print_r($countryes); ?>

Question: Which of the following way will you use for creating array in php?

Question: If you want to display all elements what will you use of the following script? <?php $colorList[0] = "red"; $colorList[1] = "green"; $colorList[2] = "blue"; $colorList[3] = "black"; ?>

Question: What will be the followings script output? <?php $colorList[0] = "red"; $colorList[1] = "green"; $colorList[2] = "blue"; $colorList[3] = "black"; echo sizeof($colorList); ?>