Question: 40. DECLARE num number; fn number; FUNCTION fx ( x number) RETURN number IS f number; BEGIN IF x=0 THEN f:=1; ELSE f:=xfx(x1); END IF;
40. DECLARE num number; fn number; FUNCTION fx ( x number) RETURN number IS f number; BEGIN IF x=0 THEN f:=1; ELSE f:=xfx(x1); END IF; RETURN f; END; BEGIN num:= 5; fn:= fx(num); dbms_output.put_line(fn); END; Identify the output of the given code. A. 1 B. 5 C. 10 D. 120
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