Attenuation in fiber optics refers to?

A. Loss of signal strength during transmission

B. Increase in signal bandwidth over distance

C. Bending of light within the fiber core

D. Conversion of optical signal to electrical signal

Computer · Data Communication & Networking · page 9 of 9

Transmission Media MCQs with Answers

Includes 13 past paper MCQs (marked).

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6 MCQs with answers and a short one-liner. Hide answers to test yourself.

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81.
Past Paper MCQ
Bandwidth refers to:
Correct Answer: B. Data transfer rate
One-liner
Bandwidth refers to the data transfer rate — the maximum amount of data that can be transmitted over a communication channel in a given amount of time.
82.
Past Paper MCQ
What parameter is used to specify data transfer speed?
Correct Answer: D. Bps
One-liner
Data transfer speed is specified using Bps (Bits per second or Bytes per second).
83.
Past Paper MCQ
Bandwidth is usually measured in _ ?
Correct Answer: D. Bits per second
One-liner
Bandwidth is usually measured in bits per second (bps).
84.
Past Paper MCQ
Multiple repeaters in a communication satellite are called?
Correct Answer: C. Transponders
One-liner
Multiple repeaters in a communication satellite are called Transponders.
85.
Past Paper MCQ
Attenuation in fiber optics refers to?
Correct Answer: A. Loss of signal strength during transmission
One-liner
Attenuation in fiber optics refers to the loss of signal strength during transmission as light travels through the optical fiber.
86.
What type of communication technology do agencies commonly use for data transmission?
Correct Answer: D. Wireless
One-liner
Agencies commonly use Wireless communication technology for data transmission due to its mobility, ease of deployment, and cost-effectiveness.