PHP Array MCQ Question and Answer

How many types of array are available in php?

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

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

What will be the output of the following PHP code?

<?php 

$animals = array("cow","cat",array("tiger","lion"),"goat");

echo count($animals,1);

?>

What is the output of the following php code?

<?php
 $alpha_arr = array ("Free", "Online", "Test");
 echo (next($alpha_arr ));
 ?>

What will be the output of the following PHP code?

< ?php 
    $fruits = array ("A", "B", "C", "D");
    $fruits = array_flip($fruits);
    echo ($fruits[0]);
?>

What will be the output of the following PHP code?

<?php $arr=array("a"=>"red","b"=>"green","c"=>"blue");
echo array_search("red",$arr);
?>

What will be the output of the following PHP code?

< ?php 
    $number = array ("10", "Freeonlinetest", 2);
    echo (array_sum ($number));
?>

What will be the output of the following PHP code?

<?php
$name_array = array("Subha Kalyan", "Swasat Kalyan", "Paban Kalyana");
$age = array("6", "2", "43");
$c = array_combine($name_array , $age);
print_r($c);
?>

What will be the output of the following PHP code?

<?php
$animals = array("Cow", "Cat", "Dog", "Cow", "Dog");
print_r(array_count_values($animals));
?>

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

What will be the output of the following PHP code?
$Animals = array("Cow", "Cat", "Dog", "Elephant");
array_pop($Animals);
print_r($Animals);
?>

What will be the output of the following PHP code?

<?php 
$City = array("A"=>"Hyderabad", "B"=>"Vizag", "C"=>"Delhi");
echo array_shift($City);
print_r ($City);
?>

How in_array() function work in PHP?

Why sizeof() function uses in PHP?

<?php
$cars=array("Volvo","BMW","Toyota");
echo sizeof($cars);
?>

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

What will be the output of the following PHP code?

<?php
$Alphabet =array("A","B","C","D","E","F");
print_r(array_chunk($Alphabet,3));
?>

What will be the output of the following PHP code?

<?php
$num = array(2, 5, 10, 1);
echo(array_product($num));
?>

What will be the output of the following PHP code?

<?php
$Student = array ("Saroj", "Kishore", "Sameer",
"Raju");
echo (array_search ("Kishore", $Student) );
?>

What will be the output of the following PHP code?

<?php
$a=array("a"=>"Volvo","b"=>"BMW","c"=>"Toyota");
print_r(array_reverse($a));
?>