Downloaded 0721 questions

0721_13/quest.txt

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+Si consideri l'automa segunete:
+
+
+Quale dei seguenti modelli Modelica fornisce un modello ragionevole per l'automa di cui sopra.

0721_13/wrong1.txt

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+function next
+input Integer x;
+output Integer y;
+algorithm
+   y := 1 + x;
+end next;
+
+class System
+Integer x;
+initial equation
+x = 0;
+equation
+when sample(0, 1) then
+    x = next(pre(x));
+end when;
+end System;

0721_13/wrong2.txt

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+function next
+input Integer x;
+output Integer y;
+algorithm
+   y := x;
+end next;
+
+class System
+Integer x;
+initial equation
+x = 0;
+equation
+when sample(0, 1) then
+    x = next(pre(x));
+end when;
+end System;

0721_13/wrong3.txt

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+function next
+input Integer x;
+output Integer y;
+algorithm
+   y := 1 - x;
+end next;
+
+class System
+Integer x;
+initial equation
+x = 0;
+equation
+when sample(0, 1) then
+    x = next(pre(x));
+end when;
+end System;