8. What PHP function is used to delete a file?

What is the purpose of the PHP function fileatime()?

A). Retrieves the last access time of a file

B). Retrieves the last modified time of a file

C). Retrieves the creation time of a file

D). Retrieves the last status change time of a file

What is the purpose of the PHP function umask()?

A). Sets the default file permissions for new files

B). Changes file ownership

C). Checks file existence

D). Removes a file

Which PHP function sets the file pointer to the beginning of a file?

A). rewind()

B). reset()

C). fseek()

D). file_start()

Which PHP function sets the default permissions for new files?

A). umask()

B). chmod()

C). set_permissions()

D). default_perms()

Which PHP function is used to handle file uploads?

A). move_uploaded_file()

B). copy()

C). rename()

D). fopen()

What attribute is required in HTML forms for file uploads?

A). enctype='multipart/form-data'

B). method='file'

C). enctype='application/x-www-form-urlencoded'

D). enctype='text/plain'

Which PHP function returns the size of a file?

A). filesize()

B). get_filesize()

C). file_size()

D). size()

Which PHP function removes a directory?

A). rmdir()

B). removedir()

C). deletedir()

D). unlink()

What PHP function retrieves information about a file?

A). stat()

B). fileinfo()

C). fileinfo_stat()

D). fileinfo()

Which superglobal variable in PHP is used to handle file uploads?

A). $_FILES

B). $_POST

C). $_GET

D). $_REQUEST