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Huawei HCIA-Transmission V2.5 Sample Questions:

1. Which of the following descriptions of the GFP encapsulation protocol is wrong?

A) High overhead and high packaging efficiency
B) In principle, GFP can encapsulate any protocol
C) There are two working modes: GFP-F and GFP-T
D) High degree of standardization

2. Which of the following options are the advantages of arrayed waveguide gratings? (Multiple choice)

A) Small wavelength interval
B) Many channels
C) Low insertion loss
D) Passband flatness

3. SDH signals must be scrambled before transmission over optical fiber.
Which of the following bytes is not scrambled? (Multiple choice)

A) J1
B) J0
C) A2
D) A1

4. All bytes in the SOH frame structure will be scrambled.

A) True
B) False

5. Which of the following converts non-standard wavelengths into standard wavelengths specified by ITU-T in the WDM system structure?

A) OMU
B) OSC
C) ODU
D) OTU

Solutions: