LED is more suitable for analog transmission because of its _______.

Dark line defects (DLDs) occur when:

The information carrying capacity of optical fibers is in the range of:

In p-i-n photodiodes 'i' stands for:

Superluminescent LED's are preferred because of _______.

What happens when dispersion occurs?

Scattering losses happen due to:

Intermodal dispersion is less in a __________.

Optical time domain reflectometry (OTDR) is a/an ________.

What would the optical return loss (ORL) be defined as when r-fresnal reflection occurs at a fiber-air interface?

Graded-index fibers have: