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PHP Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to PHP. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Q 1 - Which of the following is true about php.ini file?
Answer : C
Explanation
Both of the above options are correct.
Q 2 - Which of the following is correct about variable naming rules?
A - Variable names must begin with a letter or underscore character.
B - A variable name can consist of numbers, letters, underscores.
C - you cannot use characters like + , - , % , ( , ) . & , etc in a variable name.
Answer : D
Explanation
All of the above options are correct.
Q 3 - Which of the following is correct about constants?
A - To define a constant you have to use define() function.
B - To retrieve the value of a constant, you have to simply specify its name.
Answer : C
Explanation
Both of the above options are correct.
Q 4 - Which of the following keyword causes the loop to skip the remainder of its body and immediately retest its condition prior to reiterating?
Answer : B
Explanation
continue causes the loop to skip the remainder of its body and immediately retest its condition prior to reiterating.
Q 5 - Which of the following variable is used for the PHP script name?
Answer : A
Explanation
The PHP default variable $_PHP_SELF is used for the PHP script name and when you click "submit" button then same PHP script will be called.
Q 6 - Which of the following function checks if a specified value exists in an array?
Answer : B
Explanation
in_array() − Checks if a specified value exists in an array.
Answer : A
Explanation
Yes! You can set a parameter to have a default value if the function's caller doesn't pass it.
Q 8 - Which of the following is used to destroy the session?
Answer : D
Explanation
A PHP session can be destroyed by session_destroy() function.
Q 9 - Which of the following is correct about preg_match() function?
Answer : C
Explanation
The preg_match() function searches string for pattern, returning true if pattern exists, and false otherwise.
Q 10 - Which of the following method can be used to close a MySql database using PHP?
Answer : C
Explanation
PHP uses mysql_close function to close a MySQL database.