MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Avionics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
According to the sampling theorem, what is the minimum sampling frequency to retain all the information if the bandwidth of the signal is 20MHz? |
| A. | 20MHz |
| B. | 40MHz |
| C. | 80MHz |
| D. | 2MHz |
| Answer» C. 80MHz | |
| 2. |
Which circuit is used to produce the IF for better selection and filtering? |
| A. | Downconverter |
| B. | Modulator |
| C. | RC circuit |
| D. | Gating circuit |
| Answer» B. Modulator | |
| 3. |
Which of the following is true with respect to undersampling? |
| A. | High power |
| B. | Greater than Nyquist frequency |
| C. | Use low pass filters |
| D. | Less memory size |
| Answer» D. Less memory size | |
| 4. |
Sampling an analog signal produces pulse amplitude modulation. |
| A. | True |
| B. | False |
| Answer» B. False | |