What will be the output of the following PHP code?<br/>$fruits = array ("apple", "orange", array ("pear", "mango"), "banana");<br/>echo (count($fruits, 1));

PHP Arrays
What will be the output of the following PHP code?
$fruits = array ("apple", "orange", array ("pear", "mango"), "banana");
echo (count($fruits, 1));

5

4

3

6

5

4

3

6

ANSWER DOWNLOAD EXAMIANS APP

PHP Arrays
What will be the output of the following PHP code?
$a1 = array("red", "green");
$a2 = array("blue", "yellow");
print_r(array_merge($a1, $a2));

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

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

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

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

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

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

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

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

ANSWER DOWNLOAD EXAMIANS APP

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

this_array()

do_array()

in_array()

is_array()

this_array()

do_array()

in_array()

is_array()

ANSWER DOWNLOAD EXAMIANS APP

PHP Arrays
What functions count elements in an array?
1. count
2. Sizeof
3. Array_Count
4. Count_array

Option 1 and 4

Option 3 and 4

Option 2 and 4

Option 1 and 2

Option 1 and 4

Option 3 and 4

Option 2 and 4

Option 1 and 2

ANSWER DOWNLOAD EXAMIANS APP

PHP Arrays
What will the following script output?
$array = array (1, 2, 3, 5, 8, 13, 21, 34, 55);
$sum = 0;
for ($i = 0; $i < 5; $i++) {
$sum += $array[$array[$i]];
}
echo $sum;

78

5

NULL

19

78

5

NULL

19

ANSWER DOWNLOAD EXAMIANS APP

PHP Arrays
Assume you would like to sort an array in ascending order by value while preserving key associations. Which of the following PHP sorting functions would you use?

sort()

usort()

ksort()

krsort()

asort()

sort()

usort()

ksort()

krsort()

asort()

ANSWER DOWNLOAD EXAMIANS APP

PHP Arrays

PHP Arrays What will be the output of the following PHP code?$fruits = array ("apple", "orange", array ("pear", "mango"), "banana");echo (count($fruits, 1));

PHP Arrays What will be the output of the following PHP code?$a1 = array("red", "green");$a2 = array("blue", "yellow");print_r(array_merge($a1, $a2));

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

PHP Arrays What functions count elements in an array?1. count2. Sizeof3. Array_Count4. Count_array

PHP Arrays What will the following script output?$array = array (1, 2, 3, 5, 8, 13, 21, 34, 55);$sum = 0;for ($i = 0; $i < 5; $i++) {$sum += $array[$array[$i]];}echo $sum;

PHP Arrays Assume you would like to sort an array in ascending order by value while preserving key associations. Which of the following PHP sorting functions would you use?

PHP Arrays
What will be the output of the following PHP code?
$fruits = array ("apple", "orange", array ("pear", "mango"), "banana");
echo (count($fruits, 1));

PHP Arrays
What will be the output of the following PHP code?
$a1 = array("red", "green");
$a2 = array("blue", "yellow");
print_r(array_merge($a1, $a2));

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

PHP Arrays
What functions count elements in an array?
1. count
2. Sizeof
3. Array_Count
4. Count_array

PHP Arrays
What will the following script output?
$array = array (1, 2, 3, 5, 8, 13, 21, 34, 55);
$sum = 0;
for ($i = 0; $i < 5; $i++) {
$sum += $array[$array[$i]];
}
echo $sum;

PHP Arrays
Assume you would like to sort an array in ascending order by value while preserving key associations. Which of the following PHP sorting functions would you use?