Multiple choice technology programming languages

hello_world :- write('Hello World!').

  1. PROLOG

  2. PYTHON

  3. PASCAL

  4. PERL

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The code shows Prolog's fact/rule syntax using ':-' (horn clause operator). 'hello_world :- write('Hello World!')' defines a rule that succeeds when 'hello_world' is called and executes 'write'. This is unmistakably Prolog.