Bitcoin Mining, Forking, and Scalability Solutions BDC Practice Questions (Page 8)

Questions 36–40

1. 36foundation · easy

   Which of the following is an example of a soft fork implemented on the Bitcoin network?

   • ASegregated Witness (SegWit)
   • BBitcoin SV
   • CBitcoin Gold
   • DBitcoin Cash
   Reveal Solution Discussion Select an answer first
2. 37foundation · easy

   How does the Lightning Network improve Bitcoin's scalability?

   • ABy reducing the block time to 1 minute
   • BBy increasing the block size limit to 8 MB
   • CBy using a different consensus algorithm
   • DBy enabling off-chain transactions that are settled on the Bitcoin blockchain only when channels are opened or closed
   Reveal Solution Discussion Select an answer first
4. 38expert · hard

   A mining pool operator is analyzing the impact of the next halving on their operations. They have a fixed hashrate and are concerned about profitability. Which factor will most directly determine whether the pool remains profitable after the halving?

   • AThe pool's share of the network hashrate, because it will increase after the halving.
   • BThe mining difficulty, because it will automatically halve to compensate.
   • CThe block time, because it will double to give miners more time to find blocks.
   • DThe Bitcoin price and transaction fee market, because they offset the reduced block subsidy.
   Reveal Solution Discussion Select an answer first
5. 39application · medium

   A user holds Bitcoin at the time of a hard fork that creates a new cryptocurrency. Which statement accurately describes the user's holdings?

   • AThe user must choose one chain and forfeit the other.
   • BThe user will only have the balance on the original chain.
   • CThe user will have an equal balance on both the original and the new chain.
   • DThe user will lose their original Bitcoin if they use the new chain.
   Reveal Solution Discussion Select an answer first
6. 40foundation · easy

   What is the primary benefit of joining a mining pool?

   • AIt reduces the difficulty of mining for individual miners
   • BIt guarantees the highest possible reward for each miner
   • CIt provides a more consistent and predictable income by combining hash power with other miners
   • DIt eliminates the need to run a full node
   Reveal Solution Discussion Select an answer first