Question 1

What type of network is currently the standard for the long-haul optical transport of telecommunications data?

Accepted Answer

A) Synchronous transport 
B) Conventional 
C) Coaxial cable 
D) Synchronous optical 
A) Synchronous transport 
B) Conventional 
C) Coaxial cable 
D) Synchronous optical

Question 2

Which of the following advantages of optical communications is represented when the light in one glass fiber does not interfere with,nor is it susceptible to,the light in an adjacent fiber?

Accepted Answer

A) Elimination of crosstalk 
B) Lower costs 
C) Immunity to electrostatic interference 
D) Lower signal attenuation 
A) Elimination of crosstalk 
B) Lower costs 
C) Immunity to electrostatic interference 
D) Lower signal attenuation

Question 3

___________ is the loss of power introduced by the fiber.

Accepted Answer

A) Polarization 
B) Fusion splicing 
C) Cladding 
D) Attenuation 
A) Polarization 
B) Fusion splicing 
C) Cladding 
D) Attenuation

Question 4

___________ causes a light wave to be bent.

Accepted Answer

A) Electromagnetic coupling 
B) Reflection 
C) Refraction 
D) Radiation 
A) Electromagnetic coupling 
B) Reflection 
C) Refraction 
D) Radiation

Question 5

Why is plastic fiber only used in short lengths in industrial applications?

Accepted Answer

A) Signal losses 
B) Abrupt changes in the refractive index 
C) High attenuation 
D) Variable path lengths 
A) Signal losses 
B) Abrupt changes in the refractive index 
C) High attenuation 
D) Variable path lengths

What type of network is currently the standard for the long-haul optical transport of telecommunications data?

Which of the following advantages of optical communications is represented when the light in one glass fiber does not interfere with,nor is it susceptible to,the light in an adjacent fiber?

___________ is the loss of power introduced by the fiber.

___________ causes a light wave to be bent.

Why is plastic fiber only used in short lengths in industrial applications?

Fundamental Communications Concept

Amplitude Modulation

Angle Modulation

Communications Circuits

Transmitters

Receivers

Digital Communications Techniques

Digital Modulation and Demodulation

Telephone Networks

Wireless Communications Systems

Computer Communication and the Internet

Transmission Lines

Wave Propagation

Antennas

Waveguides and Radar

Filters

Exam 16: Fiber Optics

What type of network is currently the standard for the long-haul optical transport of telecommunications data?

Which of the following advantages of optical communications is represented when the light in one glass fiber does not interfere with,nor is it susceptible to,the light in an adjacent fiber?

___________ is the loss of power introduced by the fiber.

___________ causes a light wave to be bent.

Why is plastic fiber only used in short lengths in industrial applications?

Fundamental Communications Concept

Amplitude Modulation

Angle Modulation

Communications Circuits

Transmitters

Receivers

Digital Communications Techniques

Digital Modulation and Demodulation

Telephone Networks

Wireless Communications Systems

Computer Communication and the Internet

Transmission Lines

Wave Propagation

Antennas

Waveguides and Radar

Filters