Question

How many configuration directives pertinent to PHP’s mail function are available?

(a) 4

(b) 5

(c) 6

(d) 7

I had been asked this question in a national level competition.

My enquiry is from Networking with PHP topic in chapter File and Session Handling in PHP of PHP

Answer 1

Right answer is (b) 5

To elaborate: They are- SMTP, sendmail_from, sendmail_path, smtp_port, mail.force_extra_parameters.