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 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 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 getcwd() return?

A). Current working directory

B). Contents of a directory

C). Size of a file

D). Absolute path of a file

Which PHP function checks if a file or directory exists?

A). file_exists()

B). is_file()

C). is_dir()

D). exists()

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 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 removes a directory?

A). rmdir()

B). mkdir()

C). chdir()

D). scandir()

What is the PHP function to check if a path is a directory?

A). is_dir()

B). is_file()

C). file_exists()

D). exists()