PHP Quiz | Set-3

Question 1

Which inbuilt function in PHP is used to sort the element in Descending order?

• sort()
• asort()
• dsort()
• rsort()

Question 2

In PHP if we put the element in the new line then which of the correct symbol is used?

• \l

• \n

• /r

• /n

Question 3

Which of the below data is termed as the external data in PHP?

• Cookies
• Web service data
• Server variables
• All of the above

Question 4

Which built-in function in the PHP adds value to the end of the array?

• this_array()

• is_array()

• while_array()

• are_array()

Question 5

Which of the following function is used to move the pointer to the previous array position?

• last()

• before()

• prev()

• Previous()

Question 6

In the PHP the filesize() function returns which of the following size?

• bits
• bytes
• kilobytes
• gigabytes

Question 7

Which of the following is used to destroy the session?

• session_start() function

• $_SESSION[]

• isset() function

• session_destroy function

Question 8

Which of the following function is used to reading the string variable?

• file_contents()
• file_get_contents()
• file_content_get()
• fget_content()

Question 9

What is the correct output of the below code snippets?

<?php
    $number = "123456";
    if (!filter_var($number, FILTER_VALIDATE_INT))
        echo("Valid");
    else
         echo("Not Valid");
?>

• Valid
• Not Valid
• Error
• None of the above

Question 10

If we filter many variables into one then which of the following filter is used?

• filter_var_array()
• filter_var()
• filter_input
• filter_input_array