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Which one of the following is true regarding Smart Contracts on the Ethereum blockchain?
Suggested Answer: A
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41 comments · newest first
JE
Jennie
12 months ago
Bytecode can still be exploited, so that's not true.
LO
Lore
12 months ago
Wait, are they really that secure? I've heard otherwise.
JU
Julian
12 months ago
Yeah, they can be deterministic, but not always secure!
RE
Renato
1 year ago
I disagree, flaws can take time to fix, not always quick.
ED
Edelmira
1 year ago
Smart contracts are Turing complete, that's a big deal!
TR
Tracey
1 year ago
I recall that bytecode can be exploited, so I don't think option B is true. It seems too absolute.
GR
Gregoria
1 year ago
I practiced a similar question about smart contracts, and I think they can be updated if flaws are found, but I'm not confident about option C.
EL
Eleonora
1 year ago
I'm not entirely sure, but I feel like option A could be misleading since security can vary across different networks.
JE
Jeannetta
1 year ago
I remember discussing how smart contracts are Turing complete, so I think option D might be the right answer.
SH
Sheron
1 year ago
I'm pretty confident that the correct answer is A and E - using Exadata storage realms with the ASM-scoped security mode, as well as the database-scoped security mode.
MA
Mariann
1 year ago
I'm a bit confused about the conditions after the recovery. I'll need to carefully read through the options and think through the implications of each one.
PA
Pamella
1 year ago
Hmm, I'm a bit unsure about the differences between these methods. I'll need to think carefully about the definitions and characteristics of each one.
KR
Kristofer
1 year ago
Hmm, this looks like a tricky one. I'll need to carefully read through the options and think about what I know about Worker Queues.
GL
Gladys
1 year ago
Option D is the clear winner here. Ethereum smart contracts are designed to be powerful yet predictable. That's what makes them so useful!
JO
Jovita
1 year ago
Haha, I guess option A is like saying 'bulletproof vests provide added security over not wearing any armor at all'.
MI
Micah
1 year ago
Shala: So, which option do you think is the correct one?
LE
Lemuel
1 year ago
User 3: I agree, it's kind of a no-brainer.
SH
Shala
1 year ago
User 2: Yeah, it's like stating the obvious.
ST
Stephane
1 year ago
User 1: Haha, I think option A is a bit obvious.
VI
Vicky
1 year ago
I'd be wary of C - while updates are possible, it's not always 'quick' or straightforward to redeploy a smart contract with fixes.
BR
Brendan
1 year ago
C) Any flaw discovered in their code can quickly be updated and redeployed
EU
Eugene
1 year ago
B) Because they are compiled into bytecode they cannot be used in an unintended manner
VI
Vicki
1 year ago
A) They provide added security over off-chain transaction code on other blockchain networks
EM
Emerson
1 year ago
B is a bit misleading - just because they're compiled into bytecode doesn't mean they can't be used unintentionally. We've seen plenty of smart contract bugs in the past.
LA
Lazaro
1 year ago
D) They are Turing complete and deterministic in nature
HI
Hildegarde
1 year ago
C) Any flaw discovered in their code can quickly be updated and redeployed
AS
Ashton
1 year ago
A) They provide added security over off-chain transaction code on other blockchain networks
TA
Tamesha
2 years ago
Option D seems the most accurate to me. Smart contracts on Ethereum are indeed Turing-complete and deterministic.
AN
Annice
1 year ago
It's great that they provide added security over off-chain transaction code on other blockchain networks.
KE
Kenny
1 year ago
So, any flaw in their code can be quickly updated and redeployed.
AL
Alishia
1 year ago
That's true, they are also deterministic in nature.
RO
Robt
1 year ago
I agree, option D is correct. Smart contracts on Ethereum are Turing complete.
LI
Lizette
1 year ago
D) They are Turing complete and deterministic in nature
NA
Nakisha
1 year ago
C) Any flaw discovered in their code can quickly be updated and redeployed
OL
Olga
1 year ago
A) They provide added security over off-chain transaction code on other blockchain networks
KR
Kristin
2 years ago
Hmm, that's a good point. I see why you think that.
AN
Antonio
2 years ago
I disagree, I believe the correct answer is D) They are Turing complete and deterministic in nature.
KR
Kristin
2 years ago
I think the answer is C) Any flaw discovered in their code can quickly be updated and redeployed.
BI
Billy
2 years ago
User 3: I'm not sure, but I think D) They are Turing complete and deterministic in nature could also be true.
CR
Cristina
2 years ago
User 2: I agree, that's one of the advantages of Smart Contracts on the Ethereum blockchain.
SI
Sina
2 years ago
User 1: I think the answer is C) Any flaw discovered in their code can quickly be updated and redeployed.