21EC42 Dayananda Sagar University • Electronics & Communication Engineering (Semester 4)

Signals and Systems

💡 DSU Exam Strategy & Guidance

Classification of Signals (Continuous/Discrete, Periodic, Energy/Power), LTI Systems (Convolution Integral/Sum), Fourier Transform, Laplace Transform, and Z-Transform.

High-Yield Passing Strategy: Solve convolution numericals and ROC (Region of Convergence) properties in Z-Transforms.
Most Repeated Question Topics:
Convolution Sum and Integral EvaluationsFourier Transform Properties & DualityZ-Transform Inverse & ROC Stability CriteriaLTI System Causality & Stability Proofs

📄 Previous Year Question Papers (2)

END_SEM • 2024

End Semester Exam 2024

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END_SEM • 2023

End Semester Exam 2023

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