15. Which PHP function retrieves the last modified time of a file?

Which PHP function removes a directory?

A). rmdir()

B). removedir()

C). deletedir()

D). unlink()

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 is used to handle file uploads?

A). move_uploaded_file()

B). copy()

C). rename()

D). fopen()

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

Which PHP function checks if a file or directory exists?

A). file_exists()

B). is_file()

C). exists()

D). check_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 is used to change file permissions?

A). chmod()

B). chown()

C). chgrp()

D). umask()

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()

What PHP function creates a directory?

A). mkdir()

B). create_directory()

C). newdir()

D). dir_create()

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