 
			 
			MCQOPTIONS
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				| 1. | If a system is said to be invertible, then? | 
| A. | One-to-one correspondence between its input and output signals | 
| B. | One-to-many correspondence between its input and output signals | 
| C. | Many-to-one correspondence between its input and output signals | 
| D. | None of the mentioned | 
| Answer» B. One-to-many correspondence between its input and output signals | |