 
			 
			MCQOPTIONS
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				| 1. | If Z{x1(n)}=X1(z) and Z{x2(n)}=X2(z) then Z{x1(n)*x2(n)}=? | 
| A. | X<sub>1</sub>(z).X<sub>2</sub>(z) | 
| B. | X<sub>1</sub>(z)+X<sub>2</sub>(z) | 
| C. | X<sub>1</sub>(z)*X<sub>2</sub>(z) | 
| D. | None of the mentioned | 
| Answer» B. X<sub>1</sub>(z)+X<sub>2</sub>(z) | |