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Consensus is reached:
Suggested Answer: A
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35 comments · newest first
DA
Darrin
11 months ago
I agree with B, full network consensus is key!
VE
Veronique
11 months ago
C is interesting, but not really how consensus works.
RO
Rosann
11 months ago
Wait, is it really just miners? Sounds off.
AL
Albert
12 months ago
Definitely A, miners validate transactions.
NA
Naomi
12 months ago
I think it's B, all nodes need to agree.
HO
Hoa
12 months ago
I vaguely recall something about ECDSA being important for security, but I don't think it directly relates to how consensus is reached.
LU
Lucina
1 year ago
I feel like option B makes the most sense since all nodes need to agree, but I could be mixing it up with another topic we covered.
EL
Elfrieda
1 year ago
I remember practicing a question about miners validating transactions, so I might lean towards option A, but it feels a bit vague.
FR
Francesco
1 year ago
I think consensus is reached by every single node, but I'm not entirely sure if that's the only way it can happen.
JO
Johnson
1 year ago
Option B sounds plausible, but I'm not totally confident that's the right approach. I'll review the material again to make sure I understand the consensus mechanism.
BL
Blondell
1 year ago
Hmm, I'm a bit unsure about this one. I'll need to think it through carefully before selecting an answer.
KA
Karina
1 year ago
This question seems straightforward, I think the answer is A. The miner nodes are responsible for validating transactions and reaching consensus.
FR
France
1 year ago
The ECDSA signature algorithm is important for security, but I don't think that's the key to how consensus is reached. I'm leaning towards A or B.
BR
Brittni
1 year ago
Hmm, this looks like a tricky one. I'll need to think carefully about the features supported by Cisco ASAv in the AWS cloud.
FL
Fletcher
1 year ago
This seems like a tricky one. I'll need to think through the relationship between the Vendor and Account objects carefully.
AI
Aide
2 years ago
Haha, the options are like a choose-your-own-adventure for blockchain nerds. I'm gonna go with the one that sounds the most 'cryptographically secure'!
BA
Basilia
1 year ago
User 3: Definitely, can't go wrong with a secure algorithm.
JA
Jacob
1 year ago
User 2: Yeah, I agree. It's all about that security.
DA
Daren
1 year ago
User 1: I think it's option C, the cryptographic secure signature algorithm sounds legit.
CH
Chery
1 year ago
User 4: Option C it is then, let's go with the cryptographic secure signature algorithm.
WI
Wilburn
1 year ago
User 3: I agree, it's important to have a system that makes cheating impossible.
AL
Aleta
1 year ago
User 2: Yeah, that one sounds like the most secure way to reach consensus.
MA
Ma
1 year ago
User 1: I think it's option C, the cryptographic secure signature algorithm.
LE
Lenny
2 years ago
The ECDSA algorithm in option C does sound like it could help with security, but I'm not sure if that alone ensures consensus.
NI
Nieves
2 years ago
Option B seems like a logical choice, as the whole network needs to agree on the transaction for it to be valid.
MA
Marshall
1 year ago
B) by every single node in the blockchain network executing the same transaction.
GE
Gearldine
1 year ago
A) by the miner nodes which make sure that a transaction is valid.
SE
Serina
2 years ago
I agree with the option C, the ECDSA algorithm ensures cheating is impossible.
CH
Charlene
2 years ago
I believe every single node in the blockchain network executes the same transaction.
EL
Eliz
2 years ago
I think option A is correct. The miner nodes are responsible for validating the transactions and ensuring consensus in the network.
MI
Mirta
1 year ago
Exactly, without the miner nodes, there would be no consensus in the blockchain network.
WI
Winifred
1 year ago
So, consensus is reached by the miner nodes confirming the transactions.
GE
Georgeanna
1 year ago
Yes, they are the ones who make sure that the transactions are valid and secure.
JO
Jolene
1 year ago
I agree, the miner nodes play a crucial role in validating transactions.
TI
Tiffiny
2 years ago
I think consensus is reached by the miner nodes.