MENU
Which of the following statements about Raman amplification is FALSE?
Suggested Answer: D
Get Premium 4A0-255 Questions
as Interactive Web-Based Practice Test or PDF
Real Exam Format
Detailed Explanations
Instant Access
Get Your Practice Test
32 comments · newest first
LO
Long
11 months ago
I thought chromatic dispersion was reduced, not increased!
NO
Noe
11 months ago
Wait, are we sure about B? Sounds weird.
GE
German
11 months ago
C seems off, flat gain isn't always possible.
BR
Brunilda
11 months ago
Totally agree, D is misleading.
CY
Cyndy
12 months ago
A is true, amplification happens in the fiber.
GE
Gene
12 months ago
I feel like B could be the false one since I recall that Raman amplification can help manage chromatic dispersion.
IR
Irma
1 year ago
I practiced a question about the benefits of Raman vs. EDFAs, and I think D is true since it improves OSNR.
DI
Diane
1 year ago
I’m not sure about C; I think flat gain might not be achievable in all bands.
VI
Vi
1 year ago
I remember that Raman amplification happens along the fiber, so A should be true.
KR
Kristeen
1 year ago
I'm pretty confident I know this topic well. Raman amplification does not increase chromatic dispersion, and it can provide flat gain in specific transmission bands. The OSNR improvement compared to EDFAs is also a key advantage. I think option C is the false statement here.
CU
Curt
1 year ago
Okay, let me think this through. Raman amplification provides gain along the fiber, but I'm not sure if it increases chromatic dispersion. The flat gain and OSNR improvements compared to EDFAs sound plausible, but I'll need to double-check those.
EL
Elfriede
1 year ago
Hmm, I'm a bit unsure about this one. I know Raman amplification involves gain along the fiber, but I'm not sure about the specifics of chromatic dispersion, gain flatness, and OSNR compared to EDFAs.
FR
Freeman
1 year ago
This question seems straightforward, I just need to carefully review the statements about Raman amplification and identify the one that is false.
FR
Franchesca
1 year ago
Okay, let's see. I'm pretty confident that "Maximum connection" and "Minimum connection" are not supported, since those sound more like connection management methods. "Polling" also doesn't seem like a load method, so I'll go with that.
LA
Laurel
1 year ago
The correct answer is Option C. Flat gain in any transmission band? Yeah, right. I'd like to see that happen without a magic wand.
CA
Catalina
1 year ago
Option A is the wrong one. Raman amplification is distributed along the fiber, not discrete like EDFAs. Come on, this is Fiber Optics 101!
AL
Alayna
1 year ago
Definitely, this is basic Fiber Optics knowledge.
CH
Chau
1 year ago
That's right, it's not discrete like EDFAs.
LA
Latia
1 year ago
I agree, Raman amplification is distributed along the fiber.
AL
Aleta
1 year ago
Haha, Option D must be the answer. OSNR improvement? That's like saying I can run a marathon while eating a pizza.
GE
German
1 year ago
User 3: I agree, improving OSNR that much seems unlikely.
DE
Dean
1 year ago
User 2: Yeah, it sounds too good to be true.
ME
Meghann
1 year ago
User 1: I think Option D is definitely false.
NU
Nu
2 years ago
I think Option C is the incorrect statement. Achieving flat gain across all transmission bands is not possible with Raman amplification.
JO
Joni
1 year ago
Yes, Raman amplification does not allow for flat gain in all transmission bands.
KE
Kenia
1 year ago
So, the correct statement about Raman amplification is that flat gain cannot be achieved in any transmission band.
DA
Dacia
1 year ago
That's true. Raman amplification does not provide flat gain across all transmission bands.
SH
Shantay
1 year ago
I agree, Option C is incorrect. Flat gain cannot be achieved in any transmission band with Raman amplification.
CA
Carlota
2 years ago
Option B is definitely false. Raman amplification actually reduces chromatic dispersion in the fiber, not increase it.
AZ
Azalee
2 years ago
Yes, that's correct. Raman amplification can help achieve flat gain and improve OSNR for longer transmission spans.
MA
Matt
2 years ago
I agree with Felix, because Raman amplification actually reduces chromatic dispersion.
FE
Felix
2 years ago
I think the false statement is B) Chromatic dispersion within the fiber is increased.