nerdexam
CompTIA

JK0-019 · Question #66

Which of the following is the FASTEST Ethernet technology?

The correct answer is A. 10GBaseSR. 10GBASE-SR ("short range") is a port type for multi-mode fiber and uses 850 nm lasers. Its Physical Coding Sublayer 64b/66b PCS is defined in IEEE 802.3 Clause 49 and its Physical Medium Dependent PMD in Clause 52. It delivers serialized data at a line rate of 10.3125 Gbit/s.

Networking concepts

Question

Which of the following is the FASTEST Ethernet technology?

Options

  • A10GBaseSR
  • B10BaseT
  • C100BaseFX
  • D1000BaseT

How the community answered

(26 responses)
  • A
    73% (19)
  • B
    8% (2)
  • C
    15% (4)
  • D
    4% (1)

Explanation

10GBASE-SR ("short range") is a port type for multi-mode fiber and uses 850 nm lasers. Its Physical Coding Sublayer 64b/66b PCS is defined in IEEE 802.3 Clause 49 and its Physical Medium Dependent PMD in Clause 52. It delivers serialized data at a line rate of 10.3125 Gbit/s.

Topics

#10GBaseSR#Ethernet standards#fiber optic#network speed

Community Discussion

No community discussion yet for this question.

Full JK0-019 Practice