Explore topic-wise MCQs in Optical Communication.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Optical Communication knowledge and support exam preparation. Choose a topic below to get started.

1.

_____________ may be used for measurement of the absolute optical attenuation on a fiber link.

A. Silicon photodiodes
B. InGaAsP photodiodes
C. Optical power meters
D. Gyrators
Answer» D. Gyrators
2.

The handheld optical power meter has a measurement accuracy of ________

A. 0.01 dB
B. 0.25 dB
C. 0.8 dB
D. 1 dB
Answer» C. 0.8 dB
3.

In case of field measurements, the equipment must have ___________ power consumption keeping in mind the battery operation.

A. Low
B. High
C. Negligible
D. Maximum
Answer» B. High
4.

______________MAY_BE_USED_FOR_MEASUREMENT_OF_THE_ABSOLUTE_OPTICAL_ATTENUATION_ON_A_FIBER_LINK.?$

A. Silicon photodiodes
B. InGaAsP photodiodes
C. Optical power meters
D. Gyrators
Answer» D. Gyrators
5.

Optical time domain reflectometry is also called as backscatter measurement method. State whether the given statement is true or false.$

A. False
B. True
Answer» C.
6.

A_large-area_photodiode_is_utilized_in_the_receiver_to_eliminate_any_effects_from_differing_fiber_and_faces._State_whether_the_given_statement_is_true_or_false.$

A. True
B. False
Answer» B. False
7.

The handheld optical power meter has a measurement accuracy of _______?

A. 0.01 dB
B. 0.25 dB
C. 0.8 dB
D. 1 dB
Answer» C. 0.8 dB
8.

Which sensors are used for alteration of spectral range in equipment?

A. Wide-area photodiodes
B. Circulators
C. Gyrators
D. Photogenic sensors
Answer» B. Circulators
9.

Which of the following cannot be used in equipment for field measurements?

A. Fiber
B. Connector
C. External triggering
D. Environmental factor
Answer» D. Environmental factor
10.

Complicated and involved fiber connection arrangements should be _________ in case of field measurements.

A. Provided
B. Avoided
C. Maximized
D. Minimized
Answer» C. Maximized
11.

Which of the following are not considered as environmental conditions required for field measurements?

A. Temperature
B. Humidity
C. Mechanical load
D. Power
Answer» E.
12.

In case of field measurements, the equipment must have _____ power consumption keeping in mind the battery operation.

A. Low
B. High
C. Negligible
D. Maximum
Answer» B. High
13.

Which of the following is not included in the optical fiber link measurement test?

A. Attenuation measurement
B. Dispersion measurement
C. Splice loss measurement
D. Receiver sensitivity
Answer» E.
14.

____________ affects both the fiber attenuation and dispersion.

A. Refractive index
B. Micro-bending
C. Connectors
D. Splices
Answer» C. Connectors