 
			 
			MCQOPTIONS
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				| 1. | What is the energy of a discrete time signal in terms of X( )? | 
| A. | (2 int_{- }^ |X( )|^2 d ) | 
| B. | ( frac{1}{2 } int_{- }^ |X( )|^2 d ) | 
| C. | ( frac{1}{2 } int_0^ |X( )|^2 d ) | 
| D. | None of the mentioned | 
| Answer» C. ( frac{1}{2 } int_0^ |X( )|^2 d ) | |