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d.     Write the Boolean expression based on FIGURE 2.
















                                                                                                      [3 marks]
                                     Y= (AB) . (A’+B’)’

                       e.     Draw a logic circuit that can best fit the description of the sentence below:

                                   Nurul is only allowed by her father to go out to cinema with her brother, Ahmad.
                                                However, they cannot go out if that day is raining.
                                                                                                      [3 marks]


                                LEGEND:
                                A= Nurul
                                B= Ahmad
                                C= Day is raining
                                X= Go out to cinema
                                                   A

                                                   B

                                                                                        X


                                                   C





                    5.  Logic diagrams are shows the wiring and connections of each individual logic gate that implements the
                        circuit.
                                                      ̅̅̅̅̅̅̅̅̅̅̅̅̅̅̅̅̅̅
                                                                 ̅
                        a.    Draw a logic circuit for   = (() + (. ))
                                                                                                      [4 marks]


                                                           AB





                                                                             BC’
                                                       C’




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