Ответы

1️⃣ Getting started with zkSync Era
Does zkSync Era have a mainnet yet?
Yes

2️⃣ zkSync Era Finality
Finality on Ethereum is considered to occur after:
2 epochs
zkSync Era's finality is around
24 hours

3️⃣ zkSync Era Fee Model
zkSync Era's fee model includes some extra charge on gas as compared to Ethereum
True
Is it possible to track out-of-gas errors on zkSync Era?
No

4️⃣ zkSync Era’s Compile and Deploy Plugins
You should use TypeScript if you want to work with zkSync Era's tools.
True
Which of the following is NOT a pre-requisite for using hardhat-zksync-deploy?
You have >5 years of experience with Solidity
What is the output folder for the compiled contracts
artifacts-zk

5️⃣ zkSync Era- Differences from Ethereum
zkSync Era has 100% EVM equivalence
False
Which of these methods is recommended to transfer ETH?
call
Which of these precompiles are currently available in zkSync Era?
ecrecover
keccak256
sha256

6️⃣ zkSync Era Tools
Which of these languages can currently be used to write smart contracts on zkSync Era
Solidity
Vyper
Hardhat can be used with zkSync Era
True
In zkSync Era, which framework is used with a zkEVM backend?
LLVM