realpath() function returns the absolute path of a file, resolving any symbolic links or relative paths, providing the full path from the root directory.
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
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 removes a file from the file system?
A). unlink()
B). delete()
C). remove()
D). erase()
Which PHP function creates a new file?
A). fopen()
B). file_create()
C). touch()
D). create_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 extracts the extension of a file path?
A). pathinfo()
B). dirname()
C). realpath()
D). basename()
Which PHP function returns the filename component of a path?
A). basename()
B). dirname()
C). realpath()
D). filename()
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 checks if a file or directory exists?
A). file_exists()
B). is_file()
C). is_dir()
D). exists()