Digital Signal Processing MCQ’s

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This set of Avionics Multiple Choice Questions & Answers (MCQs) focuses on “Digital Signal Processing”.

1. What happens after the signal is passed through the analog to digital converter in a DSP?
a) Changed back to analog
b) Stored in a RAM
c) Amplified
d) Attenuated

2. Who is credited with creating the stored program concept?
a) John Von Neumann
b) Larry Page
c) Alan Turing
d) Ken Thompson

3. Any digital computer can be used for DSP.
a) True
b) False

4. What is the accessibility limitation of only one data or instruction set at a time from the memory called?
a) Von Neumann limitation
b) Von Neumann limit
c) Von Neumann speed
d) Von Neumann bottleneck

5. What is the reason for the need of high speed DSP?
a) Less power consumption at higher speeds
b) Better processing capabilities
c) High sampling frequency
d) Easily programmable

6. Reduction in the number of binary words required to represent an analog signal is called ________
a) Undersampling
b) Oversampling
c) Data compression
d) Data minimization

7. Which type of architecture uses different storage space for program code and the data?
a) Von Neumann architecture
b) Harvard architecture
c) Fragmented architecture
d) Split cell architecture

8. Selectivity in a DSP is better than its analog equivalent.
a) True
b) False

9. What is the process of examining the frequency content of a signal?
a) Signal decoding
b) Spectrum analysis
c) Signal analysis
d) Data analysis

10. Which of the following is not possible when the signal is analog?
a) Phase shifting
b) Equalization
c) Modulation
d) Data compression

11. What is the program that is used to speed the spectrum analysis process?
a) DDFT
b) FDFT
c) FGPA
d) Fast Fourier transforms

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