 
			 
			MCQOPTIONS
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				| 1. | If the output of the system of the system at any n depends only the present or the past values of the inputs then the system is said to be __________ | 
| A. | Linear | 
| B. | Non-Linear | 
| C. | Causal | 
| D. | Non-causal | 
| Answer» D. Non-causal | |