PHP Basic Online Test – 3

1. What will be the value of $a and $b after the function call in the following PHP code?

    <?php
    function doSomething( &$arg ) {
        $return = $arg;
        $arg += 1;
        return $return;	
    }
    $a = 3;
    $b = doSomething( $a );
    ?>
        

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

    <?php
    $user = array("Ashley", "Bale", "Shrek", "Blank");
    for ($x=0; $x < count($user); $x++)	{
        if ($user[$x] == "Shrek") continue;
            printf ($user[$x]); 
    }
    ?> 
    

3. Who is the father of PHP?

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

    <?php
    $team = "arsenal";
    switch ($team) {
    case "manu":
        echo "I love man u";
    case "arsenal":
        echo "I love arsenal";
    case "manc":
        echo "I love manc"; }
    ?>
    

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

    <?php
    $a = 5;
    $b = 5;
    echo ($a === $b);
    ?>
    

6. If $a = 12 what will be returned when ($a == 12) ? 5 : 1 is executed?

7. Which of the below symbols is a newline character?

8. Which of the conditional statements is/are supported by PHP?

i) if statements
ii) if-else statements
iii) if-elseif statements
iv) switch statements

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

    <?php
    $num = 10;
    echo 'What is her age? \n She is $num years old';
    ?>  
        

10. Which of the looping statements is/are supported by PHP?

i) for loop
ii) while loop
iii) do-while loop
iv) foreach loop