A. Are used to allow or disallow specified characters in a string
B. Are used to validate user input
C. Strict format rules
D. Returns the expected type on success or FALSE on failure
How many types of filtering are present in PHP?
Which one of the following filter is used to filter several variables with the same or different filters?
Which of the following is/are an external data?
ii) Input data from a form
iii) Server Variables
iv) Web services data
Which of the following is/are an exception?
You can extend the exception base class, but you cannot override any of the preceding methods because the are declared as..