File System - Study Mode
[#16] Which one of the following function outputs the contents of a string variable to the specified resource?
Correct Answer
(B) fwrite()
[#17] Which function sets the file filename’s last-modified and last-accessed times?
Correct Answer
(C) touch()
Explanation
Solution: Its prototype is int touch(string filename [, int time [, int atime]]). It returns TRUE on success or FALSE on error.
[#18] Which function is useful when you want to output the executed command’s result?
Correct Answer
(D) system()
[#19] Which one of the following function reads a directory into an Array?
Correct Answer
(A) scandir()
Explanation
Solution: It returns an array consisting of files and directories found in directory or returns FALSE on error.