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1. What is the string concatenation operator in PHP?
2. Which of the following function in php will check if a function exists?
3. Which of the following is not a valid directive for declare construct?
4. Which of the following is not a PHP magic constant?
5. What is the use of $_SESSION[] in PHP?
6. What is the correct way to start php session?
7. PHP allows us to use include (”header.php”) two times in a PHP page “index.php”?
8. Which among the following function is used to destroy a variable or object
9. Select the list of correct magic functions in PHP.
10. Which PHP function displays the web page’s most recent modification date?
