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Quizzes on PHP Methods and Functions

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Question 1

1 / 10

Which of the following is the correct way to start a PHP script?

<?php <script lang='php'> <php> <?PHP ?>

Question 2

2 / 10

What does the '===' operator do in PHP?

Assigns a value Compares values loosely Compares values and data types strictly Checks if a variable is empty

Question 3

3 / 10

Which PHP function is used to include and evaluate a specified file?

require_once() include() eval() file_get_contents()

Question 4

4 / 10

What is the purpose of the '$_SESSION' superglobal array in PHP?

To store user input data To store server configuration information To store session variables for a user To store cookies

Question 5

5 / 10

Which of the following is the correct way to define a constant in PHP?

const MY_CONSTANT = 'value'; $MY_CONSTANT = 'value'; define('MY_CONSTANT', 'value'); MY_CONSTANT = 'value';

Question 6

6 / 10

What is the difference between 'require' and 'include' in PHP?

'require' produces a warning, 'include' produces an error. 'require' is used for database connections, 'include' is used for HTML files. 'require' will halt the script if the file is not found, 'include' will continue. 'require' is deprecated, 'include' is preferred.

Question 7

7 / 10

Which PHP function is used to remove whitespace from the beginning and end of a string?

trim() strip() remove() clean()

Question 8

8 / 10

What is the purpose of the 'PDO' class in PHP?

To manipulate strings To create graphical user interfaces To interact with databases To handle file uploads

Question 9

9 / 10

Which of the following is NOT a valid way to comment in PHP?

// Single-line comment /* Multi-line comment */ # Single-line comment <! Single-line comment !>

Question 10

10 / 10

What does 'htmlspecialchars()' function do in PHP?

It removes HTML tags from a string. It converts special characters to HTML entities. It encrypts a string using HTML encoding. It validates HTML code.

Total Questions : 10

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