PHP Programming Quiz

1. Which of the following is true about a+ mode?

Opens the file for reading and writing only.
Places the file pointer at the end of the file.
If files does not exist then it attempts to create a file.
All of the above

2. PHP can send and receive cookies?

True
False
PHP older version can not send and receive cookies but new version can.
PHP new version can not send and receive cookies but old version can.

3. What will be the output of the following PHP code?

<?php
echo "This","is"|"a","PHP"."MCQs";
?>

ThisisaPHPMCQs
ThisisPHPMCQs
Thisis a PHPMCQs
Thisis aPHPMCQS

4. What will be the output of the following PHP code?

<?php   
$num = 2; 
do { 
    $num += 2; 
    echo $num, "\n"; 
} while ($num < 0); 
?>

Error
No Output
infinite loop
4

5. What will be the output of the following code?

<?php declare(strict_types=1); // strict requirement

function addNumbers(int $a, int $b) {
    return $a + $b;
}
echo addNumbers(5, "5 days"); 
?>

5+5days
55days
No Output
Error

6. which of the following is correct echo statement?

echo "<h2>PHP is Fun!</h2>";
echo "PHP is Fun!<br>";
echo "PHP ", "is ", "Fun!";
All of the above

7. Regular expressions are nothing more than a sequence or pattern of characters itself.

TRUE
FALSE
Can be true or false
Can not say

8. As compared to associative arrays vector arrays are much

Faster
Slower
Stable
None of the above

9. Which of the following are correct ways of creating an array?
i) arr[0] = "letsfindcourse";
ii) $arr[] = array("letsfindcourse");
iii) $arr[0] = "letsfindcourse";
iv) $arr = array("letsfindcourse");

ii), iii) and iv)
ii) and iii)
Only i)
iii) and iv)

10. Objects are defined as instances of user defined classes that can hold ____________?

values
functions
both values and functions
None of the above