FREE Certified Blockchain Professional (CBCP) Blockchain Fundamental Questions and Answers

Question 1

What is the main purpose of using cryptographic algorithms in the blockchain?

Accepted Answer

Ensuring secure data transmission and storage

Answer

Updating network protocols

Answer

Generating new blocks

Answer

Validating transactions

Question 2

Which type of cryptographic algorithm is commonly used in hashing data for the blockchain?

Accepted Answer

Hash Functions

Answer

Symmetric Key Cryptography

Answer

Public Key Cryptography

Answer

Elliptic Curve Cryptography

Question 3

What role does public key cryptography play in the blockchain?

Accepted Answer

Ensuring secure digital signatures for transactions

Answer

Mining new tokens

Answer

Managing network nodes

Answer

Storing blockchain data

Question 4

What type of cryptography is specifically used for creating and verifying digital signatures in the blockchain?

Accepted Answer

Elliptic Curve Cryptography

Answer

Hash Functions

Answer

Symmetric Key Cryptography

Answer

Quantum Cryptography

Question 5

What components make up the blockchain structure?

Accepted Answer

Blocks, Chains, and the Network

Answer

Miners, Wallets, and Tokens

Answer

Cryptography Algorithms, Nodes, and Transactions

Question 6

What is the basic building block of the blockchain?

Accepted Answer

Blocks

Answer

Smart Contracts

Answer

Chains

Answer

Transactions

Question 7

What connects the blocks together in a linear sequence in the blockchain?

Accepted Answer

Chains

Answer

Wallets

Answer

Consensus Protocols

Answer

Nodes

Question 8

In the blockchain, what is responsible for maintaining a distributed network of participants?

Accepted Answer

The Network

Answer

Hash Functions

Answer

Transactions

Answer

Smart Contracts

Question 9

What are some promises commonly associated with the blockchain technology?

Accepted Answer

Transparency, Security, and Immutability

Answer

Scalability, Flexibility, Resilience

Answer

Interoperability, Privacy, Speed

Answer

Anonymity, Decentralization, Efficiency

Question 10

What assumptions does blockchain security typically rely on?

Accepted Answer

Computational Infeasibility

Answer

Physical Authentication

Answer

Perfect Security

Answer

Centralized Trust