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CBSP Questions and Answers

Question # 6

Malicious smart contracts can potentially infect the nodes running the blockchain software

A.

True

B.

False

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Question # 7

This sample code is vulnerable to which of the following attacks?

A.

Denial of Service

B.

Access Control

C.

Race Conditions

D.

Anthmetic

E.

All of the above

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Question # 8

A major advantage of a stale channel is that it provides a permanent means of transferring value between two parties.

A.

True

B.

False

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Question # 9

A controversial update to blockchain functionality could increase the vulnerability of the blockchain to attack

A.

True

B.

False

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Question # 10

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

A.

Confidential Transaction

B.

Ring Signature

C.

Zero-Knowledge Proof

D.

Stealth Address

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Question # 11

Implementing data access as a blockchain smart contract is a good solution for generating an audit log of access to sensitive data

A.

True

B.

False

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Question # 12

Which of the following are shared benefits of private and permissioned blockchain architectures? Select all that apply.

A.

Scale

B.

Efficiency

C.

Access Control

D.

Decentralization

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Question # 13

Which smart contract vulnerabilities can be exploited by a malicious miner? Select all that apply

A.

Bad Randomness

B.

Short Addresses

C.

Timestamp Dependence

D.

Race Conditions

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