Signal Processing MCQ Questions & Answers | ECE

A. x₁ and x₂ both are periodic

B. x₁ and x₂ both are not periodic

C. x₁ is periodic, but x₂ is not periodic

D. x₁ is not periodic, but x₂ is periodic

A. {6, 6, 6, 6, 6}

B. {5, 8, 9, 8, 5}

C. {5, 14, 26, 40, 55, 40, 26, 14, 5}

D. {1, 4, 10, 20, 35, 44, 46, 40, 25}

A. $$\frac{1}{2}$$ and $$\frac{2}{3}$$

B. 1 and $$\frac{4}{3}$$

C. 1 and $$\frac{2}{3}$$

D. 2 and $$\frac{4}{3}$$

A. $$\frac{{ - z}}{{z - 5}}$$  and the system is stable

B. $$\frac{z}{{z - 5}}$$  and the system is stable

C. $$\frac{{ - z}}{{z - 5}}$$  and the system is unstable

D. $$\frac{z}{{z - 5}}$$  and the system is unstable

A. Constant

B. One

C. Zero

D. Linearly dependent on ω

A. 2

B. 1

C. $${{\text{e}}^{\frac{1}{2}}}$$

D. e

A. $$\int {{F_x}\left( x \right)dx} $$

B. $$\int {\frac{d}{{dx}}{F_x}\left( x \right)} $$

C. $$\int {{F_x}\left( { - x} \right)dx} $$

D. $$\frac{d}{{dx}}{F_x}\left( { - x} \right)$$

A. the smallest positive constant satisfying the relation x(t) = x(t + mT) for every t and any integer m

B. the positive constant satisfying the relation x(t) = x(t + mT) for every t and any integer m

C. the largest positive constant satisfying the relation x(t) = x(t + mT) for any t and any integer m

D. the smallest positive integer satisfying the relation x(t) = x(t + mT) for any t and any m

A. $$\frac{{2\pi }}{{{\omega _0}}}$$

B. $$\frac{\pi }{{{\omega _0}}}$$

C. $$2\pi $$

D. $$\frac{{{\omega _0}}}{{2\pi }}$$

A. a-1, b-2, c-4, d-3

B. a-3, b-4, c-2, d-1

C. a-1, b-4, c-2, d-3

D. a-3, b-2, c-4, d-1