unit3

5. The structure which uses less number of delay elements
6. In FIR systems, for linear phase response, the impulse response should be
8. System whose impulse response consists of infinite number of samples
10. System whose output depends on any number of past output values
11. _________ realization used to reduce the number of multipliers for the realization of FIR systems
12. For a causal LTI system to be stable, all the poles of H(z) must lie _______ the unit circle in the z-plane
13. The range of values of z for which X(z) converges is called
14. The DTFT is same as the Z-transform when ‘r’ is equal to
15. The output due to unit sample sequence is called the ________ response of the system

1. For a causal LTI system to be stable, the ROC of the system function must include
2. System whose impulse response consists of finite number of samples
3. Direct form-II realization of discrete-time systems uses less number of ________ than direct form-I realization
4. System whose output depends only on present and past input values
7. We cannot obtain a _________ sided sequence by long division
9. Z-transform converts difference equations into _________ equations