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Which of the following sources provide block events?
Suggested Answer: B
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In Hyperledger Fabric, block events are provided by peers. Whenever a block is committed to a peer's ledger, that peer generates a corresponding event. These events can include the full block content or a summary of the transactions within the block, allowing applications to register and receive notifications about these events. This setup is crucial for applications that need to respond to changes recorded on the blockchain in real-time .
33 comments · newest first
SU
Sue
11 months ago
Wait, are we sure about Peers? Sounds too simple.
EA
Earleen
11 months ago
CouchD? Never heard of it providing block events.
ST
Stefany
12 months ago
Membership service is not a source for block events.
GR
Grover
12 months ago
I thought it was the ordering service that does that?
ZA
Zana
1 year ago
Peers definitely provide block events.
RA
Rana
1 year ago
I feel like the membership service might be involved, but I can't remember the specifics.
WH
Whitley
1 year ago
I’m a bit confused about CouchD; I don’t recall it being a source for block events in our studies.
ME
Mel
1 year ago
I remember practicing a question similar to this, and I believe peers can also provide block events.
AL
Alpha
1 year ago
I think block events come from the ordering service, but I'm not entirely sure.
AZ
Azzie
1 year ago
This is a tricky one. I'm not entirely familiar with all the different components of the Hyperledger Fabric architecture. I'll have to review my notes and try to reason through the possible sources of block events.
BR
Brandon
1 year ago
Okay, let me see here. I know the ordering service is responsible for ordering transactions into blocks, so that's definitely one of the sources. I'm not as sure about the other options, but I'll give it my best shot.
BE
Ben
1 year ago
I'm pretty confident I know the answer to this one. Peers and the ordering service are the sources that provide block events.
CA
Carlton
1 year ago
Hmm, I'm a bit unsure about this one. I think the membership service and peers might be involved in block events, but I'm not totally sure. I'll have to think it through carefully.
KI
Kimbery
1 year ago
This looks like a tricky one. I'll need to think it through carefully.
CA
Carmen
1 year ago
I remember hearing that capacity requirements planning looks at resource availability, but does it really only account for critical resources like option D suggests?
ME
Mel
1 year ago
Definitely focusing on the terminology here. Process measure means monitoring the specific steps and procedures, so tracking immunization timing looks like the strongest choice.
TO
Torie
2 years ago
I'm going with A) Membership service. They're the VIPs of the blockchain, so they must be the ones calling the shots on block events.
DA
Dan
2 years ago
C) Ordering service, for sure. They're like the bouncers of the blockchain, keeping the party in line.
JO
Jody
2 years ago
D) CouchDB
JU
Judy
2 years ago
C) Ordering service
LO
Loren
2 years ago
B) Peers
RO
Rosio
2 years ago
A) Membership service
MA
Martha
2 years ago
Hmm, I think the answer is B) Peers. Those guys are always up to something, blocking events left and right!
FL
Floyd
2 years ago
Oh, I see. Thanks for clarifying that!
AL
Aleshia
2 years ago
No, actually the correct answer is C) Ordering service. They are the ones responsible for blocking events.
DA
Dannie
2 years ago
I think the answer is B) Peers. They are always causing trouble.
KE
Keena
2 years ago
I'm not sure, but I think D) CouchD could also be a source for block events.
LO
Lorenza
2 years ago
I think it might actually be C) Ordering service, they have control over the sequence of events.
NU
Nu
2 years ago
I agree, Peers are always causing trouble with blocking events.
AL
Alise
2 years ago
Because the ordering service is responsible for ordering transactions and creating blocks in the blockchain.
MA
Major
2 years ago
Why do you think it's Ordering service?
AL
Alise
2 years ago
I disagree, I believe it's C) Ordering service.
MA
Major
2 years ago
I think the answer is B) Peers.