Explore topic-wise MCQs in Optical Communications Questions and Answers.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Optical Communications Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

Determine wavelength of incident optical power if zm=864, incident optical power is -60.7 dB, BT=1 * 107.

A. 1 μs
B. 2 μs
C. 3 μs
D. 4 μs
Answer» B. 2 μs
Discussion
2.

Determine incident optical power if zm=864, wavelength = 1μm.

A. -85 dBm
B. -80 dBm
C. -69.7 dBm
D. -60.7 dBm
Answer» E.
Discussion
3.

Sampling rate for each speech channel on 32-channel PCM is 8 KHz each encoded into 8 bits. Determine the duration of multi-frame if duration of a frame is 125μs.

A. 2ms
B. 3ms
C. 4ms
D. 10ms
Answer» B. 3ms
Discussion
4.

Sampling rate for each speech channel on 32-channel PCM is 8 KHz each encoded into 8 bits. Determine duration of frame with time slot duration of 3.9μs.

A. 125 μs
B. 130 μs
C. 132 μs
D. 133 μs
Answer» B. 130 μs
Discussion