18. What does the PHP function is_readable() check for?

What does the PHP function is_writable() check for?

A). Checks if a file is writable

B). Checks if a file is readable

C). Checks if a file is executable

D). Checks if a file is deletable

What does the PHP function pathinfo() return?

A). Information about a file path

B). Extension of a file

C). Directory name component of a path

D). Size of a file

Which PHP function checks if a file or directory exists?

A). file_exists()

B). is_file()

C). is_dir()

D). exists()

Which PHP function returns the filename component of a path?

A). basename()

B). dirname()

C). realpath()

D). filename()

Which PHP function removes a directory?

A). rmdir()

B). mkdir()

C). chdir()

D). scandir()

Which PHP function returns the parent directory of a file?

A). dirname()

B). realpath()

C). pathinfo()

D). basename()

Which PHP function removes a file from the file system?

A). unlink()

B). delete()

C). remove()

D). erase()

Which PHP function changes the current directory?

A). chdir()

B). mkdir()

C). rmdir()

D). scandir()

What does the PHP function is_file() check for?

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

What does the PHP function scandir() do?

A). Returns an array of files and directories in a directory

B). Returns the contents of a file

C). Returns the current working directory

D). Returns the size of a file