MCQOPTIONS
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MCQOPTIONS
| 1. |
An LTI system is said to be causal if and only if? |
| A. | Impulse response is non-zero for positive values of n |
| B. | Impulse response is zero for positive values of n |
| C. | Impulse response is non-zero for negative values of n |
| D. | Impulse response is zero for negative values of n |
| Answer» E. | |