What consensus mechanism is used in the Rinkeby Test Network?

What is a Bitcoin Faucet?

How are events defined in a smart contract?

How are blocks linked in a blockchain?

What are extended private keys?

What is a token in terms of Blockchain terminology?

Which of the following are used to determine the address of an Ethereum contract?

What is Wallet Import Format (WIF)?

What is a Block Reward?

What is the output of the following Solidity program?

pragma solidity ^0.6.1;

contract FirstContract {
function getResult() public view returns(uint) {
uint one_var = 0; // local variable
uint two_var = 0;
uint result = one_var + two_var;
return result;
}
}