MCQOPTIONS
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				| 1. | 
                                    Which of the following combinations of logic gates can decode binary 1101? | 
                            
| A. | One 4-input AND gate | 
| B. | One 4-input AND gate, one OR gate | 
| C. | One 4-input NAND gate, one inverter | 
| D. | One 4-input AND gate, one inverter | 
| Answer» E. | |