Answer & Solution
rewind() function sets the file pointer to the beginning of a file in PHP.
rewind() function sets the file pointer to the beginning of a file in PHP.
Which PHP function sets the default permissions for new files?
A). umask()
B). chmod()
C). set_permissions()
D). default_perms()
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
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()
Which PHP function retrieves the last modified time of a file?
A). filemtime()
B). file_lastmod()
C). last_modified()
D). mod_time()
What PHP function is used to delete a file?
A). unlink()
B). remove()
C). delete()
D). file_delete()
Which PHP function returns the parent directory of a file?
A). dirname()
B). realpath()
C). parentdir()
D). parent()
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 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