Net+ 2.4

What are the three elements that construct a single optical fiber?

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OFF

Which component of a single optical fiber provides the transmission path for light signals?

• The core.

• The cladding.

• The buffer coating.

• The outer jacket.

True or False: Fiber optic signaling uses pulses of infrared light, which are not susceptible to EMI.

• True

• False

What is the purpose of cladding in a single optical fiber?

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OFF

What is the core size range for Single Mode Fiber (SMF)?

• 8 to 10 microns

• 62.5 or 50 microns

• 125 microns

What is the wavelength range used by Single Mode Fiber (SMF)?

• 850 nm

• 1,310 nm or 1,550 nm

• 1,300 nm

Fill in the blank: Multimode Fiber (MMF) has a larger core size of _______ microns.

• 62.5 or 50

• 100

• 25

• 10

What is the main advantage of using SMF over MMF?

• Less expensive optics

• Supports higher signaling speeds

• Suitable for LANs

Fill in the blank: OM1/OM2 cables are mainly rated for applications up to _______ Gbps.

• 1

• 10

• 40

• 100

What is the mechanism used by the Straight Tip (ST) connector?

• Push-and-twist locking

• Push/pull design

• Tabbed push/pull design