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Blockchain CBDE Practice Test - Questions Answers, Page 8
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Question 71
If contract MyContractA is derived from Contract MyContractB, then this would be the right syntax:
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Question 72
Inheritance is useful, because a contract that is derived from another contract can make use of:
Question 73
Finish the sentence: The
Library Web3.js is …:
Question 74
When solidity is compiled then also Metadata is generated:
Question 75
The difference between address.send() and address.transfer() is:
Question 76
All low-level functions on the address, so address.send(), address.call.valueQQ, address.callcode and address.delegatecall:
Question 77
When using assert to check invariants and it evaluates to false:
Question 78
When using require to check input parameters and it evaluates to false:
Question 79
To send ether to a contract without a function call:
Question 80
Using selfdestruct(beneficiary) with the beneficiary being a contract without a payable fallback function:
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