If the allow_url_fopen configuration setting is enabled, which of the following functions will be able to open remote urls?

Which function checks for a specific PHP data type?

How would you determine if a variable is set?

Which function will generate random integers?

What types of arrays are supported in PHP?

How do you write 'Hello World' in PHP

Not the correct way to create an empty object in PHP?

Which expression would return true?

Method to tweak an object’s cloning behavior?

What will be the output? echo (1234 == '1234 test' ? 'Equal' : 'Not equal' );

How do you access result set meta data?