GATE IN concept:z-transforms PYQs & Answers

Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.

Questions 1–4 of 4. Imported answers require independent review unless marked reviewed.

Topic practice 4 questionsPage 1 of 1

Consider a discrete-time sequence

The region of convergence of

, the z-transform of

, consists of

Your answerChoose one option.

all values of

except

all values of

except

all values of

except

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Let

, where

denotes convolution and

and

are two discrete time sequences. Given that the z-transform of

, the z-transform of

Your answerChoose one option.

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The Region of Convergence (ROC) of the Z-transform of a causal unit step discrete-time sequence is

Your answerChoose one option.

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Consider two discrete-time signals:

and

, for

. The Z-transform of the convolved sequence

Your answerChoose one option.

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GATE IN concept:z-transforms PYQs

How to practice concept:z-transforms

Question 38

Question 34

Question 12

Question 33