MCQOPTIONS
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MCQOPTIONS
| 1. |
When a discrete time LTI system is said to be causal? |
| A. | Output y[n] must not depend on x[k] for k>n |
| B. | Output y[n] must not depend on x[k] for k=n |
| C. | Output y[n] must not depend on x[k] for k<n |
| D. | Output y[n] must depend on x[k] for k>n |
| Answer» B. Output y[n] must not depend on x[k] for k=n | |