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| Section | Objectives |
|---|---|
| Topic 1: Transmission Fundamentals | - Digital communication principles - Basic concepts of transmission systems |
| Topic 2: Transmission Network Operation & Maintenance | - Network performance monitoring - Fault detection and troubleshooting |
| Topic 3: WDM Systems | - DWDM/CWDM applications - WDM principles and architecture |
| Topic 4: Huawei Transmission Products | - Huawei optical transport equipment overview - Basic configuration and management |
| Topic 5: SDH and OTN Technologies | - OTN fundamentals and multiplexing - SDH architecture and frame structure |
| Topic 6: Optical Fiber Communication | - Optical transmission impairments and loss - Optical fiber types and characteristics |
1. Which of the following overheads is not an ODUk overhead?
A) NJO
B) PM
C) TCM
D) APS/PCC
2. Which of the following effects is used by the Raman amplifier?
A) Four-wave mixing (FWM)
B) Self-phase modulation (SPM)
C) Dispersion
D) Raman scattering
3. Which of the following are the components of a WDM system multiplexing N wavelengths? (Multiple Choice)
A) Optical transponder unit
B) Supervisory unit
C) Wavelength division multiplexing unit
D) Optical amplifier unit
4. Optical supervisory channels are intended for the supervisory of WDM optical transmission systems. In UU-T recommendations, 1510 nm wavelengths at a ( ) rate are preferentially used.
A) 64 kbit/s
B) 192 kbit/s
C) 2 Mbit/s
D) 576 kbit/s
5. The TAG attribute cannot be set for the internal port VCTRUNK of the board on the NMS.
A) FALSE
B) TRUE
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: A,B,C,D | Question # 4 Answer: C | Question # 5 Answer: A |
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