Fiber Optic Splicing: Master the Art of Joining Fiber Optic Cables

Question 1

In fiber optic splicing, which technique employs an electric arc to precisely fuse fiber optic cables, minimizing signal loss?

Accepted Answer

Arc fusion splicing

Answer

Mechanical splicing

Question 2

The primary tool used to remove the outer jacket of a fiber optic cable is the:

Accepted Answer

Fiber stripper

Answer

Fusion splicer

Answer

Cable cutter

Answer

Crimping tool

Question 3

Which fiber optic alignment method utilizes a series of mirrors to align the fiber cores?

Accepted Answer

Core-to-core alignment

Answer

Mechanical alignment

Answer

Visual alignment

Answer

Index matching alignment

Question 4

For long-distance data transmission, which fiber optic cable type is most suitable?

Accepted Answer

Single-mode fiber

Answer

Multimode fiber

Answer

Plastic optical fiber

Answer

Ribbon fiber

Question 5

Which component of a fusion splicer generates the arc used to weld the fibers together?

Accepted Answer

Arc welder

Answer

Laser cutter

Answer

Heat gun

Answer

Mechanical crimper

Question 6

What is the primary purpose of a fiber optic splice tray?

Accepted Answer

To protect and manage organized fiber optic splices within an enclosure

Answer

To provide additional strength to spliced fibers

Answer

To facilitate testing and troubleshooting

Answer

To reduce signal loss at splice points

Question 7

Which specialized tool allows for precise alignment of fiber optic cores during the splicing process?

Accepted Answer

Fiber optic fusion splicer

Answer

Fiber optic cleaver

Answer

Optical time domain reflectometer (OTDR)

Answer

Visual fault locator (VFL)

Question 8

When splicing a ribbon fiber optic cable compared to a loose tube fiber optic cable, which of the following is a key difference in the splicing process?

Accepted Answer

Ribbon cables require more precise fiber alignment during splicing.

Answer

Ribbon cables are typically spliced faster than loose tube cables.

Answer

Loose tube cables are more sensitive to environmental factors during the splicing process.

Answer

The splicing equipment used is identical for both cable types.

Question 9

In fiber optic splicing, which cable preparation technique is crucial for minimizing signal loss?

Accepted Answer

Precisely cleaving the fiber using a fiber cleaver

Answer

Carefully removing the outer jacket

Answer

Applying isopropyl alcohol to clean the fiber

Answer

Gently wiping the fiber with lint-free wipes

Question 10

Which of the following is NOT a notable benefit of fusion splicing?

Accepted Answer

Ease of implementation due to simple procedures

Answer

Minimal signal loss due to precise alignment

Answer

Durable and long-lasting connections

Answer

Cost-effectiveness compared to other splicing methods

Question 11

During fiber optic splicing, which tool is essential for accurate alignment of the fiber cores?

Accepted Answer

Core alignment splicer (for precise alignment of fiber cores)

Answer

Fiber stripper (for removing the outer jacket)

Answer

Fiber cleaver (for precise cutting of the fiber)

Answer

Fusion splicer (for permanently joining the fibers)

Question 12

In fiber optic splicing, what is the primary purpose of an OTDR (Optical Time Domain Reflectometer)?

Accepted Answer

Measuring fiber length and locating potential faults

Answer

Testing signal strength and attenuation levels

Answer

Precisely aligning fiber cores for optimal performance

Answer

Permanently splicing fibers together using heat fusion

Question 13

What is the main purpose of a splice tray in fiber optic splicing?

Accepted Answer

Protecting and organizing spliced fibers for better management

Answer

Precisely aligning fibers for optimal signal transmission

Answer

Providing strain relief to prevent damage to splices

Answer

Amplifying optical signals to improve signal strength

Question 14

What is the primary purpose of a fiber optic cleaver in fiber optic splicing?

Accepted Answer

To create a clean, perpendicular end face on the fiber for precise alignment and low splice loss

Answer

To align the fibers during splicing

Answer

To strip the cladding and buffer coating from the fiber

Question 15

Which of the following is NOT a key factor to consider when selecting a fiber optic splice enclosure?

Accepted Answer

Cost

Answer

Fiber type to be spliced

Answer

Environmental conditions the enclosure will be subjected to

Answer

Number of splices to be accommodated

Question 16

Which of the following is a notable advantage of using a fusion splicer for fiber optic splicing?

Accepted Answer

Low splice loss, resulting in high signal transmission quality

Answer

Suitability for all fiber types, regardless of core size or cladding diameter

Answer

Cost-effectiveness compared to other splicing methods

Answer

Quick and easy to perform, requiring minimal training and expertise

Question 17

What is the primary function of the alignment sleeve in a fiber optic splice?

Accepted Answer

To precisely align the fiber cores before splicing, ensuring minimal signal loss and optimal performance

Answer

To protect the splice from dust, moisture, and other environmental factors

Answer

To strengthen the splice joint and prevent fiber breakage

Answer

To provide strain relief for the fibers, preventing damage due to bending or pulling

Question 18

Which of the following can be a major cause of high splice loss in fiber optic splicing?

Accepted Answer

Improper fiber preparation, such as unclean cleaves or misaligned fibers

Answer

High-quality splice materials, including fibers and splicer

Answer

Experienced and skilled technician performing the splice

Answer

Clean and controlled work environment, free from dust and other contaminants

Question 19

What is the main purpose of a fiber optic continuity tester in fiber optic network maintenance?

Accepted Answer

To verify the continuity and polarity of a fiber optic link, ensuring proper signal transmission

Answer

To measure the length of a fiber optic cable, aiding in cable management and troubleshooting

Answer

To locate faults in a fiber optic cable, identifying breaks or damage along the cable path

Question 20

What specialized tool is used to create a precise and clean cut on the end of a fiber optic cable?

Accepted Answer

Fiber optic cleaver

Answer

Optical power meter

Answer

Fusion splicer

Answer

Wire stripper

Question 21

Which fiber splicing method offers the lowest signal loss and is generally preferred for single-mode applications?

Accepted Answer

Fusion splicing

Answer

Tie splicing

Answer

Mechanical splicing

Answer

Epoxy splicing

Question 22

What is the primary function of a splice tray within a fiber optic splicing enclosure?

Accepted Answer

To organize and protect the splices, ensuring their stability and safety.

Answer

To measure the signal loss at the splices.

Answer

To align the fibers before splicing.

Answer

To supply power to the splices.

Question 23

Which type of fiber optic connector is commonly used in single-mode applications, known for its compact size and high performance?

Accepted Answer

LC connector

Answer

ST connector

Answer

MT-RJ connector

Answer

SC connector