Which Truth Tables among these 6 appear to be O N E - p r e s e r v i n g boolean functions ?

check every ONE-preserving function :

Question

Which    Truth  Tables    among  these  6  appear  to be     O N E - p r e s e r v i n g      boolean  functions ?

check   every      ONE-preserving    function   :

Answer

1st   function   is    ONE-preserving  ?

Answer

6th   function   is    ONE-preserving  ?

Answer

2nd   function   is    ONE-preserving  ?

Answer

3rd   function   is    ONE-preserving  ?

Answer

5th   function   is    ONE-preserving  ?

Answer

4th   function   is    ONE-preserving  ?

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