HPE0-V14 · Question #35

What is the correct cable type to use when connecting a pair of switches using Long Range (LR) Transceivers?

The correct answer is C. Single Mode Fiber. Single-mode uses a single relatively straight beam of light, transmitted directly through a core of glass (or occasionally plastic) that's usually 50 microns across. Single-mode accommodates large power levels, and is almost exclusively used for Long Range (LR) applications…

Foundational Data Center Architectures

Question

Options

ADirect Attach Cable (DAC)
BTwin-Ax
CSingle Mode Fiber
DMulti-mode Fiber

How the community answered

(48 responses)

A
2% (1)
B
4% (2)
C
83% (40)
D
10% (5)

Explanation

Single-mode uses a single relatively straight beam of light, transmitted directly through a core of glass (or occasionally plastic) that's usually 50 microns across. Single-mode accommodates large power levels, and is almost exclusively used for Long Range (LR) applications. https://info.hummingbirdnetworks.com/blog/answering-your-frequently-asked-questions-about- different-types-of-10-gigabit-cisco-sfp-units

Topics

#LR transceivers#single mode fiber#cable types#optical networking

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