CBSP無料問題集「Blockchain BTA Certified Blockchain Security Professional」

質問 1

Which of the following are good ways to get pseudo-random numbers for smart contracts?

（A）External oracle

（B）Block hashes

（C）Private variables

（D）Private functions

正解：A 解答を投票する

質問 2

Poorly designed smart contracts can only be disabled on the blockchain if this functionality was built in from the beginning

（A）False

（B）True

正解：B 解答を投票する

質問 3

Which of the following is designed to allow someone to prove they know a secret without revealing it?

（A）Stealth Address

（B）Ring Signature

（C）Zero-Knowledge Proof

（D）Confidential Transaction

正解：C 解答を投票する

質問 4

The public visibility of blockchain data increases the risks associated with the compromise of encryption algorithms

（A）False

（B）True

正解：A 解答を投票する

質問 5

Decentralization is an organizational risk due to decreased control over the organization's data.

（A）False

（B）True

正解：B 解答を投票する

質問 6

Checkpointing is designed to protect against an attacker exploiting the mechanism by which blockchain resolves divergent chains

（A）False

（B）True

正解：B 解答を投票する

質問 7

Which of the following blockchains has a built-in consensus algorithm?

（A）Hyperledger

（B）Ethereum

（C）Corda

正解：B 解答を投票する

質問 8

Which of the following are necessary properties for a cryptographic hash function to be secure? Select all that apply

（A）Randomness

（B）Large State Space

（C）Non-Locality

（D）One-Way

正解：B、C、D 解答を投票する

質問 9

Which of the following blockchains separates transaction validation and ordering of transactions in blocks into separate steps?

（A）Hyperledger

（B）Ethereum

（C）Corda

（D）All of the above

正解：A 解答を投票する

CBSP 無料問題集「Blockchain BTA Certified Blockchain Security Professional」

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