Long-Distance Telecommunication Providers Use FDM to Multiplex Single-Mode Optical Fibers

question 82

Multiple Choice

Long-distance telecommunication providers use FDM to multiplex single-mode optical fibers, an application commonly called ____.

• A) ​code-division multiplexing
• B) ​wavelength-division multiplexing
• C) ​space-division multiplexing
• D) ​time-division multiplexing

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Definitions:

Reflexively

Acting in an automatic or involuntary manner without conscious thought.

Conservation

In psychology, it refers to a child's ability to understand that quantities remain constant despite changes in their shape or arrangement, as elaborated by Jean Piaget. In environmental science, it pertains to the preservation and protection of natural resources.

Object Permanence

The concept that things continue to exist even when they are not visible, audible, or tangible.

Secure Attachment

A type of attachment characterized by trust, a sense of security, and positive relationships, typically developing from consistent caregiver responses in early childhood.