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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 type that only has one value: NULL?
Answer : D
Explanation
NULL: is a special type that only has one value: NULL.
Q 3 - Which of the following is correct about determine the "truth" of any value not already of the Boolean type?
Answer : D
Explanation
All of the above options are correct.
Q 4 - Which of the following array represents an array containing one or more arrays?
Answer : C
Explanation
Multidimensional array − An array containing one or more arrays and values are accessed using multiple indices.
Q 5 - Which of the following variable is used to generate random numbers using PHP?
Answer : B
Explanation
The PHP rand() function is used to generate a random number. This function can generate numbers with-in a given range. The random number generator should be seeded to prevent a regular pattern of numbers being generated. This is achieved using the srand() function that specifiies the seed number as its argument.
Q 6 - Which of the following function returns selected parts of an array?
Answer : D
Explanation
array_slice() − Returns selected parts of an array.
Q 7 - Which of the following is used to get cookies?
Answer : B
Explanation
PHP provides many ways to access cookies. Simplest way is to use either $_COOKIE or $HTTP_COOKIE_VARS variables.
Q 8 - Which of the following provides content type of the uploaded file in PHP?
Answer : D
Explanation
$_FILES['file']['type'] − it provides the content type of the uploaded file in PHP.
Q 9 - Which of the following method of Exception class returns formated string of trace?
Answer : D
Explanation
getTraceAsString() method of Exception class returns formated string of trace.
Q 10 - Which of the following method can be used to parse an XML document using PHP?
Answer : C
Explanation
To create a SimpleXML object from an XML document stored in a string, pass the string to simplexml_load_string( ). It returns a SimpleXML object.