Free CBE Blockchain Use Cases & Applications Questions and Answers

Question 1

What is a smart contract in blockchain technology?

Accepted Answer

Self-executing program

Answer

Legal contract with digital signature

Answer

Blockchain explorer

Answer

Decentralized API

Question 2

Which blockchain platform is widely known for supporting smart contracts?

Accepted Answer

Ethereum

Answer

Bitcoin

Answer

Ripple

Answer

Dogecoin

Question 3

Which programming language is primarily used to write Ethereum smart contracts?

Accepted Answer

Solidity

Answer

Rust

Answer

Python

Answer

Go

Question 4

What defines a decentralized application (dApp)?

Accepted Answer

Runs on a blockchain and uses smart contracts

Answer

Runs on centralized cloud

Answer

Owned by a single company

Answer

Only accessible via mobile

Question 5

What is gas in the context of smart contracts?

Accepted Answer

Execution fee

Answer

Electricity cost

Answer

Mining reward

Answer

Block size

Question 6

What is a key benefit of dApps over traditional apps?

Accepted Answer

Censorship resistance

Answer

Faster download speed

Answer

Requires no internet

Answer

Controlled by a central database