BICSI Certification BICSI Fiber Optic Systems

Question 1

What is the core diameter of a standard OM4 multimode optical fiber?

Accepted Answer

50 µm

Answer

9 µm

Answer

62.5 µm

Answer

100 µm

Question 2

Which type of optical fiber connector is specified by ANSI/TIA-568 as the standard for horizontal backbone cabling?

Accepted Answer

SC connector

Answer

ST connector

Answer

LC connector

Answer

FC connector

Question 3

What is the maximum insertion loss allowed for a single fusion splice in an optical fiber backbone link?

Accepted Answer

0.1 dB

Answer

0.3 dB

Answer

0.5 dB

Answer

1.0 dB

Question 4

What does 'OM5' designate for optical fiber, and what is its primary advantage?

Accepted Answer

A wideband multimode fiber supporting multiple wavelengths between 850–953 nm

Answer

A new singlemode fiber optimized for 1310 nm

Answer

A bend-insensitive singlemode fiber for FTTH

Answer

A 100 µm core fiber for high-power applications

Question 5

In optical fiber testing, what does OTDR stand for and what is its primary purpose?

Accepted Answer

Optical Time Domain Reflectometer; locates faults and measures fiber length and loss

Answer

Optical Transmission Data Recorder; logs daily throughput data

Answer

Optical Transceiver Data Reader; reads SFP module parameters

Answer

Output Test and Diagnostic Report; summarizes test results

Question 6

What is the nominal attenuation of OS2 single-mode fiber at 1310 nm?

Accepted Answer

0.4 dB/km

Answer

3.5 dB/km

Answer

1.0 dB/km

Answer

0.2 dB/km