FUNDAMENTALS OF COMPUTER

TELECOMMUNICATIONS SYSTEMS

NETWORK ARCHITECTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Transmits light rather than electronic signals which reduce the risks of electrical interference.
A
STP
B
UTP
C
Coaxial
D
Fiber Optic
Explanation: 

Detailed explanation-1: -It transmits light rather than electronic signals eliminating the problem of electrical interference. This makes it ideal for certain environments that contain a large amount of electrical interference.

Detailed explanation-2: -Fiber optic cables carry light signals in modes. A mode is a path that the light beam follows when traveling down the fiber. There are single mode and multimode fiber cables. Single mode fiber is the simplest structure.

Detailed explanation-3: -Fiber-optic cables transmit data via pulses of light. Optical fibers are very thin strands of glass or plastic less than 1/10 the thickness of a human hair.

Detailed explanation-4: -Optical Fibre Is Immune To EMI As a result, they are immune to Electro-Magnetic Interference and Radio Frequency Interference. In other terms, the integrity of signals is not affected by electrical noise in the environment. In copper cables, the integrity of signals can be affected by electrical noise.

Detailed explanation-5: -An optical fiber consists of three basic concentric elements: the core, the cladding, and the outer coating (Figure 1). The core is usually made of glass or plastic, although other materials are sometimes used, depending on the transmission spectrum desired. The core is the light-transmitting portion of the fiber.

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