20. What does the PHP function is_writable() check for?

Which PHP function returns the filename component of a path?

A). basename()

B). dirname()

C). realpath()

D). filename()

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

Which PHP function removes a directory?

A). rmdir()

B). mkdir()

C). chdir()

D). scandir()

Which PHP function returns the absolute path of a file?

A). realpath()

B). basename()

C). dirname()

D). pathinfo()

Which PHP function creates a directory?

A). mkdir()

B). scandir()

C). rmdir()

D). chdir()

Which PHP function removes a file from the file system?

A). unlink()

B). delete()

C). remove()

D). erase()

What is the purpose of the PHP function realpath()?

A). Returns the absolute path of a file

B). Returns the directory name component of a path

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

D). Checks if a file or directory exists

What does the PHP function getcwd() return?

A). Current working directory

B). Contents of a directory

C). Size of a file

D). Absolute path of a file

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

What does the PHP function dirname() return?

A). Directory name component of a path

B). Filename component of a path

C). Absolute path of a file

D). Parent directory of the current directory