3. Which PHP function returns the absolute path of a file?

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

A). Checks if a file or directory exists

B). Returns the absolute path of a file

C). Extracts the extension of a file path

D). Returns the parent directory 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 removes a file from the file system?

A). unlink()

B). delete()

C). remove()

D). erase()

Which PHP function returns the parent directory of a file?

A). dirname()

B). realpath()

C). pathinfo()

D). basename()

Which PHP function creates a new file?

A). fopen()

B). file_create()

C). touch()

D). create_file()

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

Which PHP function creates a directory?

A). mkdir()

B). scandir()

C). rmdir()

D). chdir()

What does the PHP function is_readable() check for?

A). Checks if a file is readable

B). Checks if a file is writable

C). Checks if a file is executable

D). Checks if a file is deletable

Which PHP function returns the filename component of a path?

A). basename()

B). dirname()

C). realpath()

D). filename()

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