$_FILES superglobal variable in PHP is used to handle file uploads. It contains information about uploaded files, such as file names, file types, and temporary file paths.
Which PHP function returns the size of a file?
A). filesize()
B). get_filesize()
C). file_size()
D). size()
Which PHP function is used to change file permissions?
A). chmod()
B). chown()
C). chgrp()
D). umask()
Which PHP function sets the file pointer to the beginning of a file?
A). rewind()
B). reset()
C). fseek()
D). file_start()
What PHP function is used to delete a file?
A). unlink()
B). remove()
C). delete()
D). file_delete()
Which PHP function retrieves the last modified time of a file?
A). filemtime()
B). file_lastmod()
C). last_modified()
D). mod_time()
Which PHP function returns the parent directory of a file?
A). dirname()
B). realpath()
C). parentdir()
D). parent()
What PHP function creates a directory?
A). mkdir()
B). create_directory()
C). newdir()
D). dir_create()
What does the PHP function filetype() return?
A). Type of a file
B). Size of a file
C). Extension of a file
D). Permissions of a file
What PHP function retrieves information about a file?
A). stat()
B). fileinfo()
C). fileinfo_stat()
D). fileinfo()
Which PHP function removes a directory?
A). rmdir()
B). removedir()
C). deletedir()
D). unlink()