13. Which PHP function returns the size of a file?

What is the PHP function to move an uploaded file to a new location?

A). move_uploaded_file()

B). copy()

C). rename()

D). move_file()

Which PHP function removes a directory?

A). rmdir()

B). removedir()

C). deletedir()

D). unlink()

Which PHP function is used to change file permissions?

A). chmod()

B). chown()

C). chgrp()

D). umask()

Which PHP function sets the default permissions for new files?

A). umask()

B). chmod()

C). set_permissions()

D). default_perms()

What does the PHP function touch() do?

A). Updates the access and modification time of a file

B). Creates a new file

C). Deletes a file

D). Changes file permissions

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

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

A). $_FILES

B). $_POST

C). $_GET

D). $_REQUEST

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 is_file()?

A). Checks if a path is a regular file

B). Checks if a path is a directory

C). Checks if a file is writable

D). Checks if a file is readable

Which PHP function checks if a file or directory exists?

A). file_exists()

B). is_file()

C). exists()

D). check_file()