Reading Review Quiz (Week 11)

Question 1

An optoelectronic instrument that works similar to a radar by injecting a series of optical pulses into the fiber optic cable while under test is known as an_______________? *

Answer 1

Optical Time Domain Reflectometer (OTDR)

Question 2

A signal regenerator (Repeater) is used to boost the light pulse in a fiber-optic cable? *

Answer 2

False

Question 3

Most problems with fiber-optic connections are found with the ________________ because of dirt and or dust which can add attenuation that will impede a fiber-optic signal? *

Answer 3

Connectors

Question 4

The lower the refractive index the faster the velocity of light *

Answer 4

True

Question 5

During the Fiber Optic lab your instructor discussed several items that you needed in order to complete a Fiber Optic termination. What were those items? (There are four correct answers) *

Answer 5

• Cleaver
• Crimper
• Permanent Marker (Marking Pen)
• Safety Stickers ( FST or Masking Tape)

Question 6

Which is more permanent when it comes to Fiber Optic Connectors and Splices; a splice or a connector? *

Answer 6

Splice

Question 7

During the fiber Optic lab your instructor noted that you are not mating the connector to the fiber but rather a liquid of refractive index similar to glass was inside the connector and that it was used to mate the fiber strand to the actual ferrule connector. What was the name of that Liquid? *

Answer 7

Index Matching Gel

Question 8

A fiber typically used for short-distance links with a core diameter much larger than the wavelength of light transmitted that allows many modes of light to propagate is known as *

Answer 8

Multimode Fiber

Question 9

The encoding side of the fiber-optic communication system is the transmitter? *

Answer 9

True

Question 10

All fiber optic cables must be pulled by the strength members often referred to as _____________ unless the cable has been specifically designed to be pulled by the jacket. *

Answer 10

Aramid Yarn

Question 11

Typically there are five elements that make up each fiber optic cable *

Answer 11

• Core
• Cladding
• Buffer
• Strength material (Aramid yarn)
• Outer Jacket

Question 12

What fiber can support gigabit data rates over long distances? *

Answer 12

Singlemode Fiber

Question 13

The ______, or last mile, is the physical connection between the customer’s site and the central office. *

Answer 13

Local Loop

Question 14

Splicing is the joining of two pieces of fiber-optic cable. Please list two methods used to spice fiber-optic cable? *

Answer 14

Mechanical and Fusion

Question 15

When should the cross connect shown below be used? *

https://lh4.googleusercontent.com/UYr3pUXdJxEtNFiExTyuXUB_gGGP1pkXybH_ceJg7TW4G_1ACcMmguDW0S7WIVERSkxnq44DY2r6-TfuWH37ltktgE8AZ1FuQDfX-ws-CreBhkVerXf2zPWokzFwLAMsoQ=w443

Answer 15

When connecting Central Office lines to a phone system

Question 16

A ________is a device that couples visual light into the fiber to allow visual tracing and testing of continuity as was demonstrated in the Fiber Optic Lab *

Answer 16

Visual Fault Locator