file_exists() function checks if a file or directory exists in the file system and returns true if it exists and false otherwise.
What PHP function is used to delete a file?
A). unlink()
B). remove()
C). delete()
D). file_delete()
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 PHP function creates a directory?
A). mkdir()
B). create_directory()
C). newdir()
D). dir_create()
Which PHP function returns the parent directory of a file?
A). dirname()
B). realpath()
C). parentdir()
D). parent()
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 retrieves information about a file?
A). stat()
B). fileinfo()
C). fileinfo_stat()
D). fileinfo()
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 removes a directory?
A). rmdir()
B). removedir()
C). deletedir()
D). unlink()
Which PHP function sets the file pointer to the beginning of a file?
A). rewind()
B). reset()
C). fseek()
D). file_start()
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