A. Fatal run-time error
B. Near-fatal error
C. Compile-time error
D. Fatal Compile-time error
How many error levels are available in PHP?
Which one of the following filter checks if variable of specified type exists?
Which one of the following does not describe a validating filter?
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?