PHP MCQ

What does PHP stand for?

• Personal Hypertext Processor

• Hypertext Preprocessor

• Private Home Page

• Personal Home Page

PHP server scripts are surrounded by delimiters, which?

• <&>...</&>

• <?php..?>

• <?php> ..</?>

• <script>...</script>

How do you write "Hello World" in PHP?

• echo "Hello World";

• echo("Hello World");

• document.write("Hello World");

• print "Hello World";

Which statement below is correct?

• XSS enables attackers to inject client-side script into Web pages viewed by other users.

• htmlspecialchars() function is used to avoid hacker-defined scripts

• Both GET and POST create an array that holds key/value pairs from the user's input.

• $_SERVER["PHP_SELF"] sends the submitted form data to the page itself, instead of jumping to a different page

In PHP you can use both single quotes ( ' ' ) and double quotes ( " " ) for strings?

• True

• False

Which superglobal variable holds information about headers, paths, and script locations?

• $_SESSION

• $_ENV

• $_SERVER

• $_GLOBAL

How do you create an array in PHP?

• $cars = array["Volvo", "BMW", "Toyota"];

• $cars = "Volvo", "BMW", "Toyota";

• $cars = array("Volvo", "BMW", "Toyota");

• $cars = {"Volvo", "BMW", "Toyota"};

What is the use of isset() function in PHP?

• The isset() function is used to check whether variable is set or not

• The isset() function is used to check whether the variable is free or not

• The isset() function is used to check whether the variable is string or not

• None of the above

How many variable scopes are there in PHP?

• 1

• 2

• 3

• 4

<?php function myFunction()

{ $x = 5; echo "Result1: $x , "; }

myFunction();

echo "Result2: $x";

?>

• Result1: 5 , Result2:

• Result1: 5 , Result2: 0

• Result1: 5 , Result2: 5

• None of the above