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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 type of variables are special variables that hold references to resources external to PHP (such as database connections)?
Answer : D
Explanation
Resources: are special variables that hold references to resources external to PHP (such as database connections).
Q 3 - Which of the following is correct about constants vs variables in PHP?
A - Constants may be defined and accessed anywhere without regard to variable scoping rules.
B - Once the Constants have been set, may not be redefined or undefined.
Answer : C
Explanation
Both of the above options are correct.
Q 4 - Which of the following magic constant of PHP returns class name?
Answer : D
Explanation
_CLASS_ − The class name. (Added in PHP 4.3.0) As of PHP 5 this constant returns the class name as it was declared (case-sensitive). In PHP 4 its value is always lowercased.
Q 5 - Which of the following function creates an array?
Answer : A
Explanation
array() − Creates an array.
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.
Q 7 - Which of the following is used to delete a cookie?
Answer : A
Explanation
To delete a cookie you should call setcookie() with the name argument only.
Q 8 - Which of the following is an array containing information such as headers, paths, and script locations?
Answer : B
Explanation
$_SERVER − This is an array containing information such as headers, paths, and script locations. The entries in this array are created by the web server. There is no guarantee that every web server will provide any of these. See next section for a complete list of all the SERVER variables.
Q 9 - Which of the following is correct about eregi() function?
Answer : B
Explanation
The eregi() function searches throughout a string specified by pattern for a string specified by string. The search is not case sensitive.
Q 10 - Which of the following method returns a formatted string representing a date?
Answer : C
Explanation
The date() function returns a formatted string representing a date. You can exercise an enormous amount of control over the format that date() returns with a string argument that you must pass to it.