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多項選擇題

What are three relevant design considerations when using the 15216 EDFA？（）

A. dispersion
B. Optical SNR
C. span attenuation
D. four wave mixing
E. receiver sensitivity

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單項選擇題

If the power is 0 dBm， what is the power in mW？（）

A. 0 mW
B. 1 mW
C. 10 mW
D. 1.5 mW

單項選擇題

What is an advantage of an externally modulated laser over a directly modulated laser？（）

A. lower cost
B. higher chirp
C. easier to manufacture
D. higher dispersion tolerance
E. higher optical signal-to-noise ratio