To communicate with an Ethereum node via JavaScript:
A) the library you use must make use of the JSON-RPC Interface of an Ethereum Node.
B) must Implement the Ethereum Protocol to connect to other Ethereum Nodes.
C) must use Web3.js, which is closed source to communicate to other Ethereum Nodes.
Correct Answer:
Verified
Q60: When a smart contract pays out money:
A)
Q61: When solidity is compiled then also Metadata
Q62: .Require is used:
A) to check internal states
Q63: In order to implement an ERC20 token
Q64: Go-Ethereum vs. Ganache:
A) both are the same,
Q66: When using require to check input parameters
Q67: Address.Call vs. Address.Delegatecall:
A) Address.call() is used for
Q68: PoS:
A) would be better, because it can
Q69: Address.send() and address.transfer() are considered:
A) safe against
Q70: EVM assembly:
A) is much better than Solidity
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