a) fileltime()
b) filectime()
c) fileatime()
d) filetime()
Answer: c
Explanation: The fileatime() function returns a file’s last access time in Unix timestamp format or FALSE on error.
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Which of the following are types of PHP authentication implementation methodologies?
i) Hard-coding a login pair directly into the script
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iv) PEAR’S HTTP authenticationWhich function is used to verify whether a variable contains a value?
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iii) inset()
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ii) $_SERVER[‘PHP_AUTH_USERS’].
iii) $_SERVER[‘PHP_AUTH_PU’].
iv) $_SERVER[‘PHP_AUTH_PW’].How many predefined variables does PHP use to authenticate a user?
How many validation filters like FILTER_VALIDATE_EMAIL are currently available?
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