# Preliminary Concepts MCQs Quiz Online PDF Download

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Digital image processing practice test MCQ: complex numbers are viewed in a plane called with options imaginary plane, real plane, complex plane and polar plane with online sample interview questions and answers, competitive tests preparation for jobs hiring. Free study guide is for online learning preliminary concepts quiz with MCQs to practice test questions with answers.

## MCQs on Preliminary Concepts Quiz PDF Download

MCQ: Complex numbers are viewed in a plane called

- imaginary plane
- real plane
- complex plane
- polar plane

C

MCQ: Sum of many infinitely many periodic impulses is called

- aperiodic impulse
- periodic impulse
- impulse train
- summation

C

MCQ: Unit impulse at every point other than 0 is

- undefined
- infinity
- 1
- 0

D

MCQ: J (iota) in complex numbers is of value

- 0
- 1
- √-1
- -1

C

MCQ: Fourier transform of two continuous functions, that are inverse of each other is called

- Fourier series pair
- Fourier transform pair
- Fourier series
- Fourier transform

B