# Preliminary Concepts MCQs Test Online PDF Download

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Learn filtering in frequency domain practice test MCQs: sum of many infinitely many periodic impulses is called, for free online courses with options aperiodic impulse, periodic impulse, impulse train, summation for online software engineering degree. Free skills assessment test is for online e-learning preliminary concepts quiz questions for competitive assessment in computer science major.

## MCQ on Preliminary ConceptsQuiz 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